R-Lipoic acid provides only the naturalR' form of this vital antioxidant produced in the body unlike most alpha-lipoic acid supplements which also contain equal amounts of the synthetic inactiveS' form. AOR's R-Lipoic Acid is now in delayed release capsules to enhance its stability and effectiveness. The Most Effective Form of Lipoic Acid The supreme mitochondrial antioxidant Promotes healthy blood sugar and weight management Protects your nerves at high doses AOR was the first in the world to offer 95% pure R-lipoic acid Amount: 1 Capsule R(α) lipoic acid (sodium salt)* 150 mg Biotin 100 mcg *Contains 15 mg sodium per capsule. Non-medicinal ingredients: microcrystalline cellulose sodium stearyl fumarate silicon dioxide dicalcium phosphate. Capsule: hypromellose gellan gum Suggested Use: (Adult): Take 1 capsule three times daily with/without food or as directed by a qualified health care practitioner. Cautions : Consult a health care practitioner prior to use if you are pregnant or breastfeeding or if you have diabetes.