One of the oldest and most-studied probiotic species. L. acidophilus NCFM is the most clinically documented strain — reduces lactose intolerance symptoms, supports vaginal pH, and modulates immune function. NOT all L. acidophilus strains are equal — strain matters. --- *Reviewed by the Dose AI Research Team and Clinical Advisory Board* *Last updated: 2026-04-06*
Reviewed by the Scan Dose Research Team and Clinical Advisory Board | Last updated:
Not medical advice. Based on published clinical research and systematic reviews.