Brand from South Korea: Cos De BAHA. Benefits:A serum that provides mild exfoliation for healthier skin.Provides daily exfoliation formulation to help breakout scars.Lactic acid brightens, smooths, and evens skin, while also making it look firmer.It helps reduce the appearance of fine lines, wrinkles, and dark spots.Lactic acid is a hydrating alpha hydroxy acid (AHA) commonly derived from milk, but there are alternative vegan sources, like fermented corn starch, beets, and other sugar-rich foods.Do not use it on days you use retinol since both are potent ingredients. Alternate between the two to avoid irritation.Free of 7 harmful ingredients and not tested on animals.How to use:Apply a moderate amount of content on the skin and tap gently for better absorption.