A type of yeast, a byproduct of the sake fermentation process. Galactomyces filtrate on human skin has shown improvement in pores, oil control or sebum excretion, brightening of dull skin, controlling acne, and improving the skin’s moisture barrier.  A study revealed enlarged pores and blackheads were reduced by more than 15.66% and 21.84%. And also, the amount of sebum was reduced by 64%. Those results obviously help relieve acne symptoms.