Most doctors agree that exfoliating should start from the mid twenties when the rate of new skin cell development slows down. That is when the buildup of dead skin cells starts to result in a grayer, duller complexion, eventually leaving us with a more sallow look in our fifties and beyond.
The good news is you can easily restore the bloom of youth, no matter how old you are, once you learn how to exfoliate your skin. Exfoliating simply means removing dead skin