Oak tannins have industrial application for tanning, mordant for leather or food additives. The antimicrobial and antioxidant properties of oak tannins are also of interest for biomedical industries. Try our tannin powder obtained from acorn lixiviates.
Acorn shell powder was traditionally used for tanning or for leather dying. It is also rich in lignin (36%) and has a calorific power similar to timber, indicated for pellet incorporation.