What is the difference between Retinol, Tretinoin (0.05% and 0.025%), Retinoids, and Retin-A? - Quora
Answer (1 of 3): Hey there, skincare enthusiasts?! I wanted to shed some light on a common question many of us have. 1. Retinol is a form of vitamin A and a gentler over-the-counter option. It's converted into retinoic acid once it's absor
