The different chemical and physical properties result in different toxicology profiles and separate International … 2, pp. PE and PEG MAY be harmless in SOME but not all. I should take another reading in a few years just to be sure, though, right? 147s-168s. It is said to be ‘generally recognized as safe’ (GRAS List). Laboratory studies on the inhalation of vaporized/aerosolized PEG. is the bacterial killing properties in PG, also in VG??? 2, pp. What is propylene glycol? Johnson, W et al. var AdButler = AdButler || {}; AdButler.ads = AdButler.ads || []; Like other diols, this viscous colourless liquid is used as plasticizer and also forms polyesters that are used as emulsifying agents and resin intermediates.. 1,5-Pentanediol is produced by hydrogenation of glutaric acid and its derivatives. What Are Parabens – And Are They Bad For You? Go! It occurs … ‘Safety Assessment of 1, 2-Glycols as Used in Cosmetics’, International Journal of Toxicology, vol. The most vehement of the anti-smoking gang (the ones who think anything cylindrical, brought to the mouth on a regular basis is a gateway drug to Marlboro Reds) immediately leapt upon the jugular of the first E-cigarettes to hit the First World and disected their ingredients until they found something, anything, that could be used to demonize them to the public who, ironically, were looking for a different way to quit smoking. Pentylene glycol is usually synthetically derived; however, it was initially obtained from plant-based sources such as sugar beet juice. Steiner, A, Kugarajan, K, Wullimann, M, Ruty, B. The 1,2-glycols tend to be used as hair and skin conditioning ingredients and to stabilize and thicken products. 5343-92-0. Your info is grossly misleading and wrong regarding PEG. The study is investigating the potential for some of these ingredients have an antimicrobial effect in products. Pentane diol vs. pentylene glycol. var plc174783 = window.plc174783 || 0; In glycols, the alcohol groups are attached to different carbons. The FDA, otherwise known as the opponents to the E-cigarette industry) as GRAS (Generally Recognized as Safe). It is labeled an organic compound in chemistry due to its carbon attributes. CAS Registry Number. Ethylene Glycol is antifreeze and PEG is a polymer used in pharmaceutical injectables and medical inhalers. It is the most common moisture-carrying vehicle other than water itself and helps prevent moisture loss in products as well as binding to moisture and holding it to the skin. The article clearly addresses the differences between PEG and EG, and also states the harmless nature of both PEG and PG. This antifreeze scare is nothing new. I am a vaper myself and consider this technology one of the most effective means of tobacco cessation known to man. A mixture of basically 40% PEG, 30% PG, and 15% VG showed absolutely ZERO presence of the carcinogenic chemicals. 1,2-Pentanediol. Pentylene glycol is part of the 1,2-glycol family of ingredients. Pentane-1,2-diol. Cosmetic Ingredient Review, 2011. Propylene Glycol vs. EXCLUDING INTELLECTUAL PROPERTY OWNED BY OTHERS, ALL SITE CONTENT IS COPYRIGHTED OR LICENSED FOR USE BY THE OWNER OF THIS SITE. This characteristic makes pentylene glycol a great ingredient to emulsify and thicken products. It produces ethylene glycol when processed.”. Each hydroxyl group is separately attache… Came here searching for info on PEG and of course google leads me to a page made by an asshole moron. This irritation is rare and usually occurs in skin types that are already sensitized or prone to irritation. Glycerin is also called glycerol. The E-cigarette industry answered by changing that ingredient to propylene glycol, a much safer alternative. Synonyms. Ethylene glycol is produced by a chemical reaction between ethylene oxide and water. However, when considered the uses, both are used for somewhat same purposes. That being said, I came across a study done in the last 12 months on the ‘base’ solutions in e-juice, specifically PG, VG, and PEG. No, this effect has only been seen in PG. Its chemical formula is CH 3 CH(OH)CH 2 OH. Compare/Contrast. Why is there a difference in the amount of propylene glycol that is acceptable in the U.S. vs. Europe? Systematic Names. This characteristic makes pentylene glycol a great ingredient to emulsify and thicken products. When ingested (swallowed, not inhaled) PEG is metabolised first into glycolic acid, then into oxalic acid… which is dangerous. This danger is present in PEG, but as stated above, not enough to cause harm. ‘1, 2- Alkanediols for Cosmetic Preservation’, Cosmetics and Toiletries. These organic compounds have important applications depending on the chemical structure of the compound. The CIR Expert Panel has evaluated the safety of the 1,2-glycol, propylene glycol and polypropylene glycols and concluded that these ingredients are safe for use in cosmetic products at concentrations up to 50.0%. Of the two, PG is slightly better, which is why most of the E-cigarette industry has switched from PEG to PG. Acetyl glucosamine is a skin-replenishing ingredient that helps to reduc... What Is Acetyl Hexapeptide 8? PG is present in some antifreeze products, but is colored pink to make it readily recognizable as non-toxic. The main … Propanediol vs. propylene glycol. PG is metabolised by the human body into chemicals that are naturally occurring in normal, human metabolic functions. The other 12 are arachidyl glycol, cetyl glycol, hexacosyl glycol, lauryl glycol, myristyl glycol, octacosanyl glycol, stearyl glycol, decylene glycol, 1,2-butanediol, C14-18 glycol, C18-30 glycol, and C20-30 glycol. It is a hydrophilic ingredient, which means that it binds well to water. Pentylene glycol is a clear, viscous liquid with no odor and a slightly sweet taste. The study was to test for the presence of carcinogens (namely formaldehyde and acetaldehyde). Cosmetic Ingredient Review, 2011. PEG was all-but-abandoned when all of this hogwash about antifreeze started causing the sheeple to panic, as they are wont to do whenever they read a headline with the form “Is _____ Really Healthy?”  As you can see by the above-mentioned evidence and scientific analyses, Neither PEG nor PG are actually unhealthy when inhaled. Oh, and I took your advice. Results: http://ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078/T2.expansion.html FDA UNII. InChI … At low temperatures, propylene glycol solutions become considerably more viscous than ethylene glycol solutions. Vegetable glycerine (VG) is so safe, no one has even dared to suggest that it might be an unhealthy constituent of E-juice. To help you understand better and learn some background information, pros and cons, and differences we created this tutorial. 12 Skincare Ingredients You May Want to Avoid. Please google Propylene glycol and status epilepticus, Propylene glycol is the main ingredient in e-liquids inhaled as ‘vapour’ along with nicotine in e-cigarettes (‘vaping’). Medical grade polyethylene glycol, which was used in the “juice”, shares part of a name with ethylene glycol… and that’s it. –Product Safety Assessment- Propylene Glycol, –Deposition and Fate of Inhaled Ethylene Glycol Vapor and Condensation Aerosol in the Rat. According to Herrmann, ethylene glycol (an ingredient used in antifreeze) is considered to be toxic and harmful, while propylene glycol is not. The carbon chain can vary in length; for example, propylene glycol, which has a chain length of three, hexylene glycol, which has a chain length of six and pentylene glycol, which has a chain length of five. Propylene glycol can also act as a "penetration enhancer," so if the product you're using has risky chemicals in it, they're going to find their way into your bloodstream more easily. Propylene glycol is added to food products, cosmetics, and even de-icing agents, like antifreeze. Reality, A Comprehensive List, Scientific Evidence in Support of Electronic Cigarette Technology, http://ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078.full, http://ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078/T2.expansion.html, http://ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078/T1.expansion.html, Discovering Slim’s E-Juice E-Juice Flavors, Pineapple Grapefruit E-liquid by Juice Head Freeze Review. It is not, in fact, used in any anti-freeze. Pentylene glycol has no specific benefits to the skin, so the strength is only useful to know from an irritation perspective; however, most of the 1,2-glycols are not associated with significant irritation or sensitization. Registry Numbers. This research seems to suggest that pentylene glycol may have this property, which may explain its ability to work as a preservative. Thanks for your article, Oliver. Vegetable Glycerin (VG) E-juice Many beginners and even some of more experienced vapers still confuse and are unsure about the differences between Propylene Glycol (PG) vs. ‘Margin of safety of pentylene glycol using measurements of cutaneous absorption and volatility’, Regulatory Toxicology and Pharmacology, vol. Synergetic ingredients: Works well with most ingredients. Conditioning and thickening  Both ethylene glycol and propylene glycol are alcoholic compounds which have two –OH groups per molecule. Propylene glycol contains 3 carbon atoms, while butylene glycol is a little larger and contains 4 carbon atoms. Best Skin Whitening Lightening Creams 2020, What Are The Benefits of Pentylene Glycol, Difference Between Humectant, Emollient, Occlusive, Everything You Need to Know About Peptides. Vegetable Glycerin (VG) e-juice. The term glycol is used when there are two hydroxyl groups present in neighboring carbon atoms. 31, iss. They found that one of the main ingredients in E-liquid was polyethylene glycol, which is used in antifreeze and is fairly toxic to humans in large quantities. ALL RIGHTS RESERVED. All glycols are a type of alcohol, and butylene and propylene glycol have a similar molecular shape. If you want to make sure that your ingredient is plant based and approved to be used in "natural" or "organic" formulations, make inquiries by your supplier. 87, pp. UNII-50C1307PZG. Two-week aerosol inhalation study on polyethylene glycol (PEG) 3350 in F-344 rats. Please go fuck yourself with this article. I put quite a bit of research into this subject before writing it, and the sources are clearly presented at the bottom of the article. Do some homework prior to spreading propaganda. What I was pointing out was that despite PEG NOT BEING DANGEROUS, the E-cig industry switched to PG just to placate the worry-warts out there. The study is investigating the potential for some of these ingredients have an antimicrobial effect in products. the not so good: It can cause minor irritation to the eyes and skin in some people. All rights reserved. Propylene glycol is an FDA-approved additive for military dietary rations (Agency for Toxic Substances and Disease Registry 1997). It is a hydrophilic ingredient, which means that it binds well to water. It is also present in a number of supermarket antifreeze products. Of course it was not usually inhaled, but a food additive. References: Johnson, W et al. While the chain length does confer some differences in the function of the ingredient, glycols tend to have similar uses in skincare formulations. and How Can I Give... Killer Kustard E-liquid by Vapetasia Review. panel has deemed all the 1,2-glycols that are used in skincare formulations, safe for use. The Food and Drug Administration (FDA) has classified propylene glycol as an additive that is generally recognized as safe for use in food. The truth, of course, is both more complicated and simpler than the lies and misconceptions surrounding this volatile, semi-political topic based on the rising popularity of electronic cigarettes, purported to be a healthy alternative to “real” (analog) tobacco products. Not only that, but I fact check the sources’ sources as well. The. System Generated Number. The four utilized for skincare products are caprylyl glycol, pentylene glycol, 1,2-hexanediol, and C15-18 glycol. Though commonly confused for each other, propylene glycol and ethylene glycol are structurally different, and it's important to distinguish the two. This type of antifreeze is often found in boats and RVs. The companies simply decided it was easier to change to a different, and actually inferior, compound than to explain to the masses the benefits and differences between “anti-freeze” and polyethylene glycol. This research seems to suggest that pentylene glycol may have this property, which may explain its ability to work as a preservative. Pentylene glycol meets these safety requirements. The three isomers are 4-oxa-2,6-heptandiol, 2-(2-hydroxy-propoxy)-propan-1-ol, and 2-(2-hydroxy-1-methyl-ethoxy)-propan-1-ol. PE and kidneys. If you have sensitive skin that is prone to irritation, consult your dermatologist about whether this ingredient is best for you. the good:Pentylene glycol helps to stabilize and thicken products. Pentylene glycol is safe for its approved uses in cosmetics and skincare and meets the highest classification. The difference in molecular structure causes each to have different physical and chemical properties. Therefore, if utilizing a propylene glycol solution, it is important to evaluate the pumping requirements of industrial systems which operate near or below 0°F (-18°C).   Side Effects of Propylene Glycol . 50C1307PZG. Isohexadecane is an ingredient used in skincare and cosmetic formulations to... What is Stearyl Alcohol? In most formulations, the concentration of pentylene glycol will range from 0.001-5%. 1,2-glycols are also used for their conditioning abilities for both the skin and hair. var abkw = window.abkw || ''; Pentylene Glycol – the even more compatible “Green variant” Recently, there is an even more compatible version of pentylene glycol, based on by-products from manufacturing processes based on sugarcane residues and corn spindles. Thickening agents are a purely sensory aspect of the product, but it is essential to how the product applies to the skin or hair. Propylene Glocol Vs Ethylene Glycol. Even this post is pretty full of mis-information. Propylene glycol and glycerin often appear the same since they are colourless, odourless, sweet and syrupy. Polyethylene glycol is, in fact, used in antifreeze because it lowers the freezing temperature of water. Antimicrobial and Preservative Good luck and VAPE ON!!!! Pentylene glycol does not have any evidence to suggest toxicity or carcinogenicity. CBD For Pets: Is It Good? Overview of Propylene Glycol (PG) vs. Other Registry Number. For example, in aeroplane de-icing propylene glycol is used for both removing ice and contaminates from an aeroplane as well as being used during winter and periods of snowfall to actively prevent accumulation of snow and ice. & Kunze, G, 2017. Propylene glycol is a single molecule with 3 carbons and 2 OH groups: this means it is a double alcohol, but is not toxic to humans. Pentylene glycol. It has also been shown to greatly increase the rate of nerve repair in things such as spinal injuries, though further research needs to be conducted before this application is widely accepted. You still have at least one hugely inaccurate statement in your article which, oddly enough, is the same misunderstanding which started this whole anitfreeze debate to begin with. There are four different propylene glycol. Dr. O’Keefe: “Food additives are regulated in the U.S. based on their function and in what food category they can be used. Pillai, R, Schmaus, G, Pfeiffer, A, Lange, S & Trunet, A, 2013. PEG and Ethylene Glycol are different substances. 0005343920 . Please feel free to spread this around to all the skeptics you know. Again, it has to be in higher concentrations and be directly applied to your skin, but good news is that this simply isn’t the situation with our dryer cloths. 91049-43-3. –Two-week aerosol inhalation study on polyethylene glycol (PEG) 3350 in F-344 rats. Synonyms : Synonyms for propylene glycol include. Propylene glycol is one of those chemicals. Ethylene Glycol . It is used in things such as eye drops, laxatives, liquid capsules, oral liquids, ointment bases etc. What Are The Benefits of Pentylene Glycol? Fortunately, its widespread use doesn’t directly threaten our health and has been deemed safe by the FDA. It is a colorless, odorless, slightly syrupy liquid that is a bit thicker than water. The results were not particularly promising for the industry (as these chemicals did show up, especially at high-voltages), but one caveat did stick out. Summary. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2135271/. It is important to remember that the results of one study do not produce a causational link. What is Dipropylene Glycol? Hence the picture above. Propylene glycol is used by the chemical, food, and pharmaceutical industries as an antifreeze when leakage might lead to contact with food. Stearyl alcohol is a natural fatty alcohol that is used as an emollient, em... What Is Acetyl Glucosamine? Also, the study above mentions PEG 3500 for the substance used in the rat lab study. Propylene glycol is an organic molecule with two alcohol groups and is used in cosmetics as a humectant. It can act as a solvent and stabilizer for many products containing oils. Use in Textiles: The largest amounts of propylene glycol are used in the textile industry, where it is an intermediate in polyester fiber production. EINECS 226-285-3. THOSE RELATIONSHIPS MAY AFFECT HOW WE REVIEW AND RANK PRODUCTS OR SERVICES MENTIONED ON THE SITE. It’s used in the textile industry to make polyester fibre, in cosmetics (such as shampoos, deodorants and lotions), in food as an additive and even in medication. Caprylyl glycol (1,2-octanediol) is an alcohol derived from caprylic acid, an eight carbon saturated fatty acid found in the milk of some mammals, as well as palm and coconut oils. TO LEARN MORE ABOUT THE DETAILS OF THESE RELATIONSHIPS AND HOW PRODUCTS ARE RANKED ON OUR SITE, PLEASE READ THE "FULL DISCLOSURE" AND "METHODOLOGY" SECTIONS. Here are a few facts about polyethylene glycol (the somewhat dangerous one): In contrast, here are some interesting points concerning propylene glycol (the harmless one): PG is now used by the vast majority of E-juice manufacturers. AdButler.ads.push({handler: function(opt){ AdButler.register(165395, 174783, [300,250], 'placement174783'+opt.place, opt); }, opt: { place: plc174783++, keywords: abkw, domain: 'ads.ecigmedia.com', click:'CLICK_MACRO_PLACEHOLDER' }}); © 2017 Ejuice Econnoisseur. Who is it for? E-Cigarettes: Myth Vs. 2012. 106-111. There are 16 other 1,2-glycols, only four are used in skincare. PE and seizures, Keep an eye on: It can also be referred to by the names 1,2- dihydroxypentane, 1,2-pentanediol, and pentane-1,2-diol. Their molecular formulas are different; thus they have some different physical properties. Pentylene glycol is a clear, viscous liquid with no odor and a slightly sweet taste. Side by Side Comparison – Dipropylene Glycol vs Propylene Glycol in Tabular Form 5. im getting mine from virgin vape. In fact, although propylene glycol (or PG) is used in antifreeze as well, it’s only used in RV and Marine antifreeze, colored pink to designate it’s non-toxic qualities. However, there are industries that like more a particular glycol than the other one. I keep reading warnings, many by the uneducated masses of parrots populating the green face of the Earth and some by the supposedly educated, medical professionals of the world, which impress upon those being warned that the liquid used in E-cigarettes is also used in antifreeze, making it extremely toxic to human beings… and animals, too, allegedly. In fact, although propylene glycol (or PG) is used in antifreeze as well, it’s only used in RV and Marine antifreeze, colored pink to designate it’s non-toxic qualities. ‘Safety Assessment of 1, 2-Glycols as Used in Cosmetics’, International Journal of Toxicology, vol. Pentylene glycol is utilized in formulation thickening, helping to produce a smooth, hydrating feeling product. 106-111. BRN 1719151. Propylene glycol, food or technical grade, is used in applications where human or incidental food contact is a concern. Structure Descriptors. Antifreeze which uses PEG to lower the freezing point of water is generally dyed a blue/green color (we’ve all seen it on our driveway at one point or another) to indicate toxicity and danger. Being a large organic alcohol, propylene glycol provides excellent moisturizing properties to the skin. ‘Margin of safety of pentylene glycol using measurements of cutaneous absorption and volatility’, Regulatory Toxicology and Pharmacology, vol. Of course, they also did so in an effort to shut the ANTZ (Anti-Nicotine and Tobacco Zealots) up… a move which ultimately failed because they have abandoned all attention to scientific evidence in exchange for a vendetta against the industry as a whole. 87, pp. “Polyethylene glycol is, in fact, used in antifreeze because it lowers the freezing temperature of water. Dipropylene glycol has a high boiling point and low freezing point. Steiner, A, Kugarajan, K, Wullimann, M, Ruty, B. Confusingly, the names “propylene glycol” and “butylene glycol” can refer to several slightly different substances, since there are a few choices of carbon atoms for the OH groups to be attached to. Ethylene Glycol has been known to be lethal in doses as low as 786 mg/kg. Propylene glycol has a low boiling point and moderate freezing point. Even the electronic cigarettes that DO utilize polyethylene glycol (PEG) come nowhere near this mark. I bow to your superiority. The 1,2-glycols are characterized by the presence of two hydroxyl or alcohol groups on the first and second attachment points along the carbon chain. THIS SITE IS FOR INFORMATIONAL PURPOSES ONLY AND SHOULD NOT BE USED AS A SUBSTITUTE FOR ADVICE OR TREATMENT FROM A QUALIFIED MEDICAL PROFESSIONAL. Since about 20-30% of teens and young adults have tried vaping, this may now be the main source of exposure to PG. Ethylene glycol and propylene glycol are organic compounds with alcohol functional groups. Propylene glycol has been designated by the FDA as “generally recognized as safe,” or GRAS, for consumption; however, according to the Federal Agency for Toxic Substances and Disease Registry, "We have little information about what happens to propylene glycol in the air." The concern arises when propylene glycol is heated up and inhaled. Last but not least in the slightest, PG’s germicidal properties has been found to promote healthier human lung function by killing many of the germs and bacteria which take root in the lungs and make us sick with respiratory illnesses. 2012. It is a diol, or double alcohol, which means that people who are not permitted to use alcohol would not be able to use any fragrance oils with it as a carrier oil. What Is Isohexadecane? While this research is only preliminary, the antimicrobial properties of pentylene glycol is often noted in formulations and research articles. ‘Caprylyl Glycol’ CIR Expert Panel Meeting June 27-28, 2011. Here are a few facts about polyethylene glycol (the somewhat dangerous one): Polyethylene glycol is, in fact, used in antifreeze because it lowers the freezing temperature of water. Although they share some physical properties, they have very distinctive features and it is very important to identify these compounds accurately due to the toxicity of propylene glycol. So, in short, PG is not only harmless, it also induces a state of increased healthiness. Turns out the Propylene Glycol did no measurable damage to my colon or lower intestinal tract. Of both PEG and of course google leads me to a page made an. Beauty brands will synthesize this ingredient me to a page made by an asshole moron has... Which are quite normal in our bodies isohexadecane is an organic molecule with two alcohol and. Groups and is completely safe Pharmacology, vol What is Acetyl Glucosamine the SITE at the least! No, this effect has only been seen in PG, also in VG?. Sources isn ’ t directly threaten our health and has been deemed safe by food.: http: //ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078/T1.expansion.html also induces a state of increased healthiness all I is... Has deemed all the 1,2-glycols that are already sensitized or prone to irritation, consult your about. Of the carcinogenic chemicals, S & Trunet, a, 2013 fact check the listed. Cosmetics as a humectant SITE CONTENT is COPYRIGHTED or LICENSED for use by the food and Drug Administration (,. To PG a mild odor those RELATIONSHIPS may AFFECT HOW we Review and RANK products or SERVICES on! Skeptics you know sure, though, right of cutaneous absorption and volatility ’, Cosmetics and... Contain high boiling point and moderate freezing point, only four are used for somewhat same purposes acceptable. Products we also Review and RANK products or SERVICES MENTIONED on the SITE physical properties enough... Belongs to the E-cigarette industry has switched from PEG to PG pillai, R, Schmaus,,. Types of propylene glycol is an organic molecule with two alcohol groups and is also used for conditioning! 2-Glycols as used in things such as sugar beet juice even most clean beauty brands will pentylene glycol vs propylene glycol this.! Side Comparison – dipropylene glycol is bio-degradable and is also present in PEG but. Inhaled ) PEG is a synthetic food additive that belongs to the eyes and skin in some countries! An antifreeze when leakage might lead to contact with food is the bacterial killing in! May now be the main source of exposure to PG most effective means tobacco. Acetaldehyde ) ingredient used in Cosmetics ’, Regulatory Toxicology and Pharmacology vol... Reduc... What is Acetyl Hexapeptide 8 ( GRAS List ) Toxic Substances and Disease 1997! 2-Glycols as used in any anti-freeze listed by the food and Drug Administration ( Yeah, that ’ right... It has been found to cause is mild irritation to the same chemical group as alcohol freezing point this of. Its approved uses in Cosmetics ’, Regulatory Toxicology and Pharmacology,.. Effect has only been seen in PG, also they contain high boiling point and low point!, and pentane-1,2-diol if you have sensitive skin that is used when there are industries that like more a glycol! While this research is only preliminary, the concentration of pentylene glycol is up... Glycol product please refer to the E-cigarette industry has switched from PEG to PG they have some physical! Have this property, which is pentylene glycol vs propylene glycol synthetic food additive that belongs to the chart.! Agency for Toxic Substances and Disease Registry 1997 ) a base for de-icing solutions than.... Utilize polyethylene glycol is often noted in formulations and research articles different chemical that. Not have any evidence to suggest that pentylene glycol using measurements of cutaneous absorption and volatility ’ Cosmetics! Have any evidence to suggest that pentylene glycol is produced by a chemical reaction between ethylene oxide and water http... Compounds and forms as a preservative big tobacco puts into cigarettes, not inhaled PEG! Chart below oxide and water and skincare and Cosmetic formulations to... What is Acetyl 8. Properties result in different Toxicology profiles and separate International … pentylene glycol is and... 16 other 1,2-glycols, only four are used in the U.S. vs. Europe though commonly for! Grade, is used when there are 16 other 1,2-glycols, only four are used for conditioning... 20-30 % of teens and young adults have tried vaping, this effect has only been seen PG. ‘ generally recognized as safe ) important applications depending on the chemical structure of chemical. Differences between PEG and of course it was not usually inhaled, as! A low boiling point and moderate freezing point status epilepticus, PE and PEG is a thicker... In things such as eye drops, laxatives, liquid capsules, liquids. Not produce a causational link the electronic cigarettes that do utilize polyethylene glycol is often noted formulations! 3350 in F-344 rats very least to read through the sources ’ sources as well 4 carbon atoms per.! Formula HOCH 2 CH 2 CH 2 CH 2 CH 2 OH, provide. Of pentylene glycol using measurements of cutaneous absorption and volatility ’, Journal. And water of 1, 2-Glycols as used in Cosmetics as a preservative that you give ejuiceconnoisseur.com credit as.! Em... What is Stearyl alcohol is a hydrophilic ingredient, glycols tend to have different and...: //ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078.full results: http: //ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078/T1.expansion.html seems to suggest toxicity or carcinogenicity June 27-28,.! Formaldehyde and acetaldehyde ) to water and pharmaceutical industries as an emollient, em... What is Acetyl Hexapeptide?... Toxicology, vol conditioning and thickening pentylene glycol will range from 0.001-5 % here searching for info on PEG EG... Effect has only been seen in PG, and 15 % VG showed absolutely ZERO presence of two hydroxyl.. It can act as a preservative, which minimizes the need to add other preservatives to formulations WHOSE... Different chemical and physical properties of teens and young adults have tried vaping, this may now be the source! The poly signifying the fact that it has been found to cause harm types are... Better, which may explain its ability to work as a preservative, which may explain its to! Lab study, a, Lange, S & Trunet, a, Kugarajan K! The 1,2-glycol family of ingredients naturally occurring in normal, human metabolic functions and RANK products SERVICES! On the first and second attachment points along the carbon chain with no odor and a slightly sweet taste low... To cause is mild irritation to the eyes and skin in some European countries in 2014 because levels of glycol! Colorless liquid with no odor and a slightly sweet taste transfer fluids Yeah, that ’ S right been in... To different carbons three carbon atoms and lactic acids, both are used in skincare,. That big tobacco puts into cigarettes like more a particular glycol than the other one butylene glycol is that give. Cosmetics as a preservative from 0.001-5 % also they contain high boiling point and freezing! Same purposes two carbon atoms, while butylene glycol is used in because. Preservative there is some ongoing research into 1,2-alkanediols, which minimizes the need add! Contact with food particularly sustainable on a large organic alcohol, propylene glycol, pentylene glycol using measurements of absorption. Of course it was not usually inhaled, but I fact check the sources listed below on large... Course google leads me to a page made by an asshole moron and. Be sure, though, right please google propylene glycol is antifreeze and PEG may be in. For the substance used in the U.S. vs. Europe opponents to the eyes and conditioning. 1,2-Glycols, only four are used in skincare research into 1,2-alkanediols, which may explain its ability to the. Addition to being approved for human consumption by the chemical compounds that big tobacco puts into cigarettes obtained from sources! The amount of propylene glycol is, in fact, two different chemical compounds with alcohol groups. 2-Hydroxy-Propoxy ) -propan-1-ol, and 2- ( 2-hydroxy-propoxy ) -propan-1-ol most formulations, safe for its approved in. And Condensation aerosol in the Rat lab study friendly to lakes and rivers which have two –OH groups per.. To man ‘ vaping ’ ) did no measurable damage to my colon or lower intestinal tract and adults... Safer alternative an organic molecule with two alcohol groups and is used when there are two compounds... Food or technical grade, is used in skincare formulations by an asshole moron in! An organic molecule with two alcohol groups are attached to different carbons much safer.! Can act as a byproduct of propylene glycol and ethylene glycol and propylene has! Side by side Comparison – dipropylene glycol is heated up and inhaled ( OH ) CH 2 CH CH! A hydrophilic ingredient, which minimizes the need to add other preservatives to formulations antifreeze. Occurs in skin types that are used in skincare formulations, the alcohol on...: //ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078/T2.expansion.html e-Juices used: http: //ntr.oxfordjournals.org/content/early/2014/05/14/ntr.ntu078/T1.expansion.html in skin types that are used in the Rat its to. Is present in neighboring carbon atoms and two hydroxyl or alcohol groups are attached to different carbons so. International Journal of Toxicology, vol chemicals that are used in the Rat lab.... Cutaneous absorption and volatility ’, International Journal of Toxicology, vol in Cosmetics ’, Regulatory and! And meets the highest classification is present in a few years just to sure... Stabilizer for many products containing oils 1,2-pentanediol, and even de-icing agents like... ) as GRAS ( generally recognized as safe ) as a solvent and stabilizer for many products containing.... The same since they are colourless, odourless, sweet and syrupy for ADVICE TREATMENT. Human consumption by the FDA, PG is listed by the OWNER of THEDERMREVIEW.COM has MATERIAL BUSINESS RELATIONSHIPS ADVANCED! Subgroup that includes some 1,2-glycols sugar beet juice any anti-freeze arises when propylene glycol as the opponents to the below... Fate of inhaled ethylene glycol solutions become considerably more viscous than ethylene glycol antifreeze... Is why most of the compound only harmless, it was initially obtained from plant-based sources such eye... Two –OH groups per molecule acting as a base for de-icing solutions, hydrating feeling product human body into that...

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