From a $13 under-eye brightener to the $7 salve that healed my chapped, scabby lips, these stellar potions are worth the ...

You’re likely already familiar with the benefits retinol creams and serums—but did you know that this powerhouse ingredient ...

However, according to Dr. Ariel Ostad, a cosmetic surgeon based in New York City, products that use a prescription-strength retinoid called adapalene are outliers in this pricey OTC mark-up.