Vitamin B100 250caps by Twinlab One hard gelatin capsule supplies: Vitamin B-1 (thiamine) 100 mg, Vitamin B-2 (riboflavin) 100 mg, Vitamin B-6 (pyridoxine) 100 mg, Vitamin B-12 (cobalamin concentrate) 100 mcg, Niacinamide 100 mg, Folic Acid 400 mcg, Biotin 100 mcg, Pantothenic Acid (d-calcium pantothenate) 100 mg, Choline Bitartrate 100 mg, Inositol 100 mg, PABA (para-aminobenzoic acid) 100 mg. Availability: Usually ships the next business day. Vitamin B100 250caps (Twinlab)