What it is: A powerful vitamin C serum that helps visibly brighten, even tone and fade dark spots and hyperpigmentation.Who it's for: Ideal for all skin types, including sensitive.What it does: The ultraconcentrated serum is made with 100% THD ascorbate, a potent-yet-gentle vitamin C derivative from Japan that packs a punch with every drop. More powerful and stable than traditional vitamin C, this springy gel-oil serum penetrates deep within the skin's surface, transforming to pure vitamin C on contact. Skin feels instantly hydrated, looks radiant and is visibly more uniform in just two weeks. Paraben-free; phthalate-free; sulfate-free; mineral oil-free; talc-free; gluten-free; fragrance-free Dermatologist tested Noncomedogenic Cruelty-free Made in Japan