KSurgery SMOOTH SOS Stop spot Purifying Concentrated Serum 15mlSpot treatment. Oily, problematic skin types. Not to be used if you are pregnant or breast feeding or planning on falling pregnant! An SOS shock treatment product to combat particularly impure skin, subject to periods of severe stress and imbalance. This high performance serum is the perfect ally to treat pimples, acne and localized imperfections, boosting a purifying routine. Great for boosting a purification routine, even for skin with late onset