Tretinoin was the first retinoid approved ... Read more: The 12 Best Eye Creams Retinol is a less potent retinoid often ...

Over-the-counter (OTC) retinoids are most often found in serums, eye creams, and night moisturizers ... only retinoic acid (retin-A, or tretinoin) works significantly faster than retinol since ...

While I have been experiencing positive results from using tretinoin I purchased abroad (more on that in a second), every cream doesn’t fit all. “While affordable options abroad can be ...