Anti-Chloasma Facial Sunscreen SPF 25 protects against chloasma, the dark brown splotchy areas on the face that occur in 70 percent of pregnant women.The active ingredients, Zinc Oxide and Titanium Dioxide, are the safest sunscreen ingredients during pregnancy. Both guard against UVA rays, UVB rays, and environmental pollutants. Anti-Chloasma Facial Sunscreen may be worn alone or underneath makeup. This product is oil free for all skin types.