B y most accounts, retinol has been perceived as a skincare powerhouse. The ingredient has been touted for its anti-aging, skin smoothing, texture improving and tone evening properties. But along with ...

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.

Vitamin C makes your body twice as effective at absorbing and converting beta-carotene into retinol. That is, if you’re ...

Shiseido has discovered a previously unknown function of retinol: its ability to help maintain the papillary layer of the ...