or shaving cream gives you a rash, you might have an allergy to the fragrance or other ingredients. For example, many deodorants contain propylene glycol, a preservative that can cause redness ...

allergic reactions to NACDG standard series allergens with a food source; the most common allergen was nickel (48.7%), followed by Myroxilon pereirae (balsam of Peru) (20.6%) and propylene glycol ...

An armpit rash is often caused by irritation from sweat, friction, soap, or dryness. It could also be an allergic reaction to fragrances or propylene glycol (a deodorant ingredient). Other causes ...