COSRX Galactomyces 95 Tone Balancing EssencePowered by niacinamide and 95% concentrate of galactomyces ferment filtrate, a by product of fermented yeast that helps nourish and revitalize skin from skin, resulting in clearer, radiant and hydrated skin, with less visible fine lines and refined skin texture. Apply on cleansed and toned skin. After washing your face, apply moderate amount and pat for absorption