Doctor’s Best Stabilized R-Lipoic Acid delivers 100 mg of R-Lipoic Acid per veggie capsule, sourced from Sodium R-alpha Lipoate (Na-RALA), a stabilized salt form of this naturally occurring form of alpha-lipoic acid. Unlike synthetic racemic blends, R-Lipoic Acid is the isomer found in the body.

Each capsule also provides 150 mcg of D-Biotin (600% of the Daily Value).

Formulated without GMOs, gluten, soy, or animal-derived ingredients, this product is suitable for vegans and vegetarians alike. The clean, minimal excipient list and vegetarian capsule shell reflect Doctor’s Best’s commitment to science-based, transparent supplementation.