This means that they are approximately 100 times stronger than the average retinol cream you ... there's a reason why tretinoin is only available through a prescription in the UK.

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

And while there are plenty of mild, over-the-counter retinol products on the market, if you’re wondering how to get tretinoin ...

Dr. Elise Olsen and associates (Olsen et al., 1997) discovered that reducing the frequency of tretinoin 0.05% cream from once daily to 3 times per week maintains, and in some cases, possibly ...