Glycolic acid provides the skin with a smoothing, peeling effect that removes dead skin cells from the surface. Increases cell turnover. Combined with mandelic and gluconic acid this active provides a potent effect whilst remaining gentle enough for daily use.Helps to smooth and firm the epidermis, brightening the complexion and reducing the appearance of dark spots and wrinkles.To use: Apply a few drops to the face and neck and massage into the skin, avoiding the eye and lip areas. Apply once a day for 4 consecutive weeks.