Help prevent acne and treat existing blemishes with Dermalogica’s Clear Start Breakout Clearing Booster formulated with niacinamide, lactic acid, and salicylic acid to help hydrate and kill acne-causing bacteria in 15 minutes. Use as a spot treatment or all over for breakout prevention. This powerful acne spot treatment from Dermalogica helps combats breakout-causing bacteria. Salicylic Acid goes straight to the source of the spot, helping to clear breakouts – no matter how stubborn – while also preventing future ones from occurring. Fast-absorbing and invisible, it can be applied during the day or before bed to calm breakouts while you sleep. Best for those concerned with large pores, blemishes, and oily skin.