Pediatric Dermatologist Recommended, Thinkbaby Mineral Sunscreen has held the highest rating in EWG's database since 2010. This baby sunscreen is formulated with Non-Nano Zinc Oxide for full spectrum UVA and UVB protection. Applies and absorbs easily and is water resistant for 80 minutes. Free of biologically harmful chemicals with no PABA, parabens, benzoate, phthalates, BPA, oxybenzone, avobenzone, or toxic chemicals. Cruelty Free and Reef Safe. Children 6 months and older should wear sunscreen when in the sun, but children younger should receive a doctor's approval first.