Sweet Yin is fortified with all-natural ingredients that restore damaged hair. It will give hair the luster and shine we all strive for while combatting split ends and preventing stagnant hair growth. He Shou Wu is an ancient Chinese secret used to replenish the hair, restoring it back to its healthy state. Paired with grapeseed, this concoction will strengthen the strand at the root, giving your hair a thicker fuller look. Yadain Cultural solutions Infused Burdock root which contains all the necessary amino acids for building protein that creates hair. Burdock root oil contains vitamin A, which can help nourish the scalp and strengthen hair. In addition to promoting hair growth, burdock root oil helps with scalp irritation issues, dandruff, and itchy scalp. We have also infused He Shou Wu which is the holy grail of hair health in Chinese Medicine. Studies show that He Shou Wu appears to transition hair follicles from damaged, dormant stages into rejuvenated, fast-growing ones that resemble hair growth patterns in the young.