Horsetail is a primitive, jointed perennial rich in bioavailable silica, traditionally valued for strengthening connective tissues, nails, and bone in European herbalism. Its high mineral content and astringent properties made it a cornerstone remedy for tissue repair and urinary tract support across medieval and folk practices.
aerial parts, stem
tea, decoction, tincture, powder
1–2 cups tea daily; 2–4 mL tincture 3× daily; 300–600 mg powder daily
Contains thiaminase — avoid in chronic use. Do not use with diuretics.
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