HFR^TM （Hair Follicle Recover ）, is a kind of concentrated extract rich in natural protein polypeptide factors, amino acids and other active ingredients, which is derived from precious sheep umbilical cord tissue progenitor cells, combined with patented target cell enrichment and in vitro 3D micro-carrier fermentation technology. Research data showed that it had a significant effect of stimulating hair follicle activation. The ingredient can be flexibly applied to scalp care products.