Topical retinoids (for example, tretinoin) and retinoid analogues (for example, adapalene and tazarotene) help normalize hyperkeratinization and have demonstrated significant anti-inflammatory ...

People build their skin-care routines around their beloved tretinoin (the common prescription retinoid), swapping tips for the dreaded adjustment period (moisturizer first, for slower absorption ...

Retinol is the gold-standard ingredient that has been around for decades. It's one of the few products that comes with genuine and guaranteed results thanks to its proven ability to increase the ...

there’s clinical data to show that topical retinoids are highly effective on both noninflammatory and inflammatory acne. With regular use, tretinoin may help clear existing acne and reduce the ...