A pure yeast ferment filtrate made by culturing Galactomyces in white birch sap as a medium. White birch used in GALACTORHYTHM H is from Hokkaido, Japan, and it is able to withstand the harsh winter winds and snow. During a few weeks when the snow melts, we can collect the precious sap from the trunk. GALACTORHYTHM H has multi functionalities: good skin penetration, acne improvement, dull skin improvement, wrinkles improvement, and less conspicuous pores.