ByDr. Brennan Commerford, D.C.·Last reviewed: July 2026
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L-Arginine: 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. Oral 10g L-arginine: absolute bioavailability ~20%, Cmax 50.0±13.4 μmol/mL; full PK parameters documented in healthy adults PubMed
  2. Oral bioavailability 68±9%, t½ 79.5 min; full PK curve documented; clean standalone L-arginine oral PK 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.