Retinol — the milder, over-the-counter cousin of prescription-strength retinoids — is a vitamin A-derived powerhouse that tackles everything from fine lines to acne.

The next step before reaching a prescription-level retinoid is retinaldehyde, or retinal (no, that’s not a typo). This is ...

Want to take your skin from dull and dry to radiant and dewy? These products from Prequel Skin are the answer.

But there is nothing the Marie Claire team loves more than playing beauty investigator to find the absolute best skin and hair products that are worthy of incorporating into your beauty routine. It's ...

Shani Darden Retinol Reform with 1% Encapsulated Retinol just got a makeover so it’s even more potent, yet less likely to ...