Retinoids help stimulate a turnover of skin cells which, in turn, unblocks the pores, helps reduce inflammation and oiliness and minimize the production of oil—meaning fewer breakouts. In the case of ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are very few ingredients that you can simply slather on, mix together, and layer to your heart’s ...

Retinol and tretinoin are forms of vitamin A used in skin care for their aging support and acne-fighting properties. Retinol and tretinoin share similar origins and some overlapping benefits. However, ...