Bio Nettle is a powdered nettle leaf. The product is 100% natural and organic, which means that you will not find any additives in the form of dyes, fillers, regulators, preservatives and other unhealthy substances. Nettle is a source of iron, vitamin C, fiber, folic acid, calcium and many other vitamins and minerals. Nettle leaf tea and infusions have been used in natural medicine for hundreds of years to regulate the metabolism of the human body.