For those of us who want the best, strongest and most effective ingredients, retinol is an absolute must. And while you can ...

Tretinoin is a prescription-strength retinoid ... It’s primarily used to treat acne but also has some anti-aging benefits.

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