Niacinamide helps build cells in the skin while also protecting them from environmental stresses, such as sunlight, pollution, and toxins. Treats acne. ...

The CIR Expert Panel evaluated the scientific data and concluded that PCA and Sodium PCA are safe for use in cosmetics and personal care products. These ...

Zinc PCA. The zinc salt of l-pyrrolidone carboxylate (zinc PCA) has long been used for its astringent and antifungal properties. It also has antioxidative and ...

Niacinamide helps build cells in the skin while also protecting them from environmental stresses, such as sunlight, pollution, and toxins. Treats acne. ...