This is a concentrated serum that is a milky white serum. It's good for brightening dark spots or hyperpigmentation. This product is really great for repairing your skins natural barrier as well. They tested it on every skin type and skin tone, and everyone who participated 100% said within a week they all noticed visible improvements within a week. Skin looks more radiant after just one use! This hydrating serum is to be used day and night on the face, neck, chest(cleavage), and if needed the hands. This serum can be used on any skin type or skin tone! I DEFINITELY RECOMMEND IT!