5 Dermatologist-Approved Niacinamide Creams- Frutamine face cream ,Aug 08, 2020·Take niacinamide, for example. To get the lowdown on one of skincare's more common ingredients, we asked dermatologist Jennifer Herrmann, M.D., F.A.A.D., all our burning questions.Here, the dermatologist breaks down everything you need to know about niacinamide creams, including a $16 drugstore cream that's perfect for sensitive, acne-prone skin.