Below, we’ve rounded up the 10 strongest over-the-counter retinoids you can get without a prescription, including retinol, retinal, retinaldehyde and adapalene ... This cream is the highest ...

Adapalene 0.1%; alcohol-free. Biochemical and pharmacological profile studies have demonstrated that adapalene is a modulator of cellular differentiation, keratinization, and inflammatory ...

After years of being on adapalene (a prescription retinol cream) and getting along well with it, in 2023 I made the switch to tretinoin. The latter is considered one of the strongest retinoids ...

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