Guerlain Stop Spot Anti Blemish Tratment 15MlStop Spot is directly derived from Guerlain's cult treatment, Crme Camphra, created in 1870. Concentrated in purifying camphor, sebum regulating zinc and micro exfoliating salicylic acid, this treatment effectively targets redness and imperfections. Applied topically, it takes instant action to regulate excess sebum, soothe irritation and reduce redness. Its shade with optimal coverage effectively conceals all imperfections.