ByDr. Brennan Commerford, D.C.·Last reviewed: July 2026
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Horsetail (Equisetum arvense) Extract (7% Silica): verification pending

We’re confirming the science for this compound before we publish a form ranking. Our team reviews every ranked page against peer-reviewed absorption data — this one is still under review, so we are not showing a score yet.

Check back soon. Rankings are reviewed by Dr. Brennan Commerford, D.C.

References

  1. A randomized pilot study in healthy volunteers found that an aqueous horsetail (Equisetum arvense) preparation delivered absorbable silicon, with measurable increases in serum silicon and urinary silica excretion. PubMed

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.