A 30-year-old female asked:
allergy to propylene glycol. used new toothpaste now gums are inflamed, mouth burns itchy throat tightness & sores on gums. is peg-8 the same as pg?
2 doctor answers
Dr. William Lages answered
67 years experience Rheumatology
Nearly: PEG is propylene glycol. The 8 is the number of ethylene glycol units attached. It is used in a variety of products including toothpaste. If you are allergic to propylene glycol stop using PEG 8 products.
Answered on Jan 17, 2020
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