To battle this, you must “choose a product that’s pH neutral so it would not dry as it exfoliates.” And do not simply cease with your face — the pores and skin on your physique needs exfoliation, too. “For oily or acne-prone pores and skin, a salicylic gel or benzoyl peroxide wash works great,” says Dr. Ava Shamban, a dermatologist in Santa Monica. “For dry mature pores and skin, use either a moisturizing glycolic or milky cleanser. For pores and skin with brown spots or melasma, use a brightening wash, corresponding to an alpha hydroxy acid cleanser.” One approach to…