Horsetail (Equisetum arvense) is a common weed growing on acidic soils. Its medicinal raw material is a herb horsetail (Herba Equiseti) a rich source of flavonids, minerals (potassium, magnesium, silica soluble in water), organic acids, saponins, phytosterols, tannins, carotenoids and ascorbic acid (vitamin C). Horsetail herb has a number of properties for keeping the body in good health. It has a diuretic, stimulating metabolism, hematopoietic, anti-atherosclerotic, anti-inflammatory, antibacterial, detoxification, also used in joint ailments. Used externally to heal wounds and burns. The use of the herb horsetail in the long term can cause vitamin B1 (including by an anti-B1). Specific recommended to use preparations of horsetail for women with heavy uterine bleeding and for the elderly in ulcer disease. Herbal preparations available at www.muscle-zone.pl.