SHOPPING — Contains affiliated content. Ideal for acne-prone and oily skin types, the NIP+FAB Salicylic Fix Concentrate Extreme 2% serum is specially formulated with salicylic acid, a gentle chemical exfoliator that doesn't only fight blemishes and acne but with continued use also reduces pore size, smooths the skin, and calms inflammation. Shoppers are impressed with how effective and fast the …