Black truffles, also known as truffles, are wild edible fungi that grow underground and have a rugged appearance. Black truffles are rich in protein, amino acids, polysaccharides, peptides and other nutrients. After fermentation, the molecular weight of black truffle becomes smaller and is more easily absorbed by the skin. TRUFEREAU PERI TRUF can repair the skin barrier, anti-aging, and delay the aging of the skin.