Allergen. They are common allergens themselves and, like limonene and linalool, a source of allergens (both limonene and linalool can be extracted from citruses). If you’ve patch tested positive to

 Not An Allergen. Excellent sunscreens, neither zinc oxide nor titanium dioxide are on published allergen lists. Also called “mineral,” “physical” or “inorganic” sunscreen actives, both are also frequently recommended as safer

 Allergen.  Eucalyptus is an allergen, even when completely natural, fresh and organic. If you’re not allergic, it’s wonderful. To be sure, and if you think you might have contact dermatitis, ask

 Not An Allergen. Glass is inert, very chemically stable, and does not react with other substances or absorb them…making glass a great option as a packaging material for formulations with active ingredients (the

 Not An Allergen.  Baking soda is another classic favorite of many dermatologists for its versatility and non-allergenicity. It’s a great option, for example, for household cleaning products (alone or with

 Not An Allergen. Maybe.  Turmeric — in its natural and organic state, not processed with allergens or processed into a flavor extract — is an excellent anti-inflammatory and antioxidant…and is

 Allergen.  Mango, even when completely natural, fresh and organic, is a common allergen. The oil on its rind, leaves, and bark are similar to poison ivy and related plants. People

 Allergen.  Mint, even when fresh and organic, is on the common allergens lists. But just because it’s a common allergen doesn’t mean you’re allergic to it. If you’re not sure,