SkinSAFE has reviewed the ingredients of O.TWO.O Makeup Blush 4 Color Long Lasting Liquid Blush and found it to be 91% Top Allergen Free and free of Gluten, Coconut, Nickel, Top Common Allergy Causing Preservatives, Lanolin, Topical Antibiotic, MCI/MI, Soy, and Propylene Glycol.