Field horsetail (Equisetum arvense) is a perennial fern that belongs to the genus Equisetaceae. It grows wild in Northern Europe and America, as well as in other humid places with temperate climates. The plant contains numerous beneficial compounds that give it several health benefits. Of these, antioxidants and silica stand out. Horsetail is mainly consumed in the form of tea, which is made by soaking the dried herb in hot water. However, it is also available in capsule and tincture form.
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