"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Tretinoin, also known as a prescription retinoid, is a dermatologist-loved ingredient that boosts ...

While there are hundreds of skincare ingredients to be found in the best moisturisers, serums and cleansers, the ones that skincare experts genuinely rate tend to be few and far between. Typically, ...

Tretinoin is a prescription topical medication derived from vitamin A. It is clinically proven to reduce wrinkles and signs of aging. Tretinoin is a potent retinoid. Initially developed in the 1960s ...