SS-1 Stem Cell Factor Mask The only stem cell mask in Japan that uses 4 weeks (28 days) of cultivation place of production Japan How to use Suggested method of use: 1-2 times per week (each box contains 5 pieces of mask) SS stem cell factor mask has high moisturizing, improves skin roughness, protects skin, improves skin elasticity, promotes cell vitality, promotes smooth blood circulation, anti-inflammation, anti-oxidation, and whitening effects. human stem cells The stem cells (English: stem cells) in the main component of the mask are a type of cells with the potential to regenerate various tissues and organs. New research suggests that stem cells can delay or even reverse the aging process. Human-derived stem cells have a high affinity with the human body, and will not cause side effects such as allergic rejection, and the effect is better than plant-derived stem cells and animal-derived stem cells. The only stem cell mask in Japan that has been cultivate