Contains 90% of Black Snail mucin, Niacinamide and 10,000ppm of Truecica which is an ingredient Some By Mi created using Tea tree, Centella and Mugwort. This toner repairs the skin by calming it, improving skin barrier and brightens. The snail mucin helps improve and repair the skin making it one of the best ingredients for scarring. Niacinamide helps to brighten. Best for Acne scars.