Bio-Optimized Calcium with Magnesium and Vitamin D3 Bio-Optimized Calcium is a unique formula of bioactive calcium, magnesium and vitamin D3. It ensures both highest potency and best bio-available absorption, which gives the maximal beneficial effect. Supplement Facts Serving size: 2 gels. Amount per serving %Daily value Calcium 600 mg 60% ( A blend of calcium lactate, calcium citrate, calcium carbonate and calcium compounds of amino acids) Vitamin C 20 mg 33% Vitamin D 200 IU 50% Magnesium 100 mg 25% L-Lysine 40 mg * L-Threonine 40 mg * * Daily value not established Directions: Take 2 to 4 softgels daily with meal. with Magnesium and Vitamin D3 is a unique formula of bioactive calcium, magnesium and vitamin D3. It ensures both highest potency and best bio-available absorption, which gives the maximal beneficial effect. Supplement Facts-- Serving size: 2 gels. Amount per serving %Daily value Calcium 600 mg 60% ( A blend of calcium lactate, calcium citrate, calcium carbonate and calcium compounds of amino acids) Vitamin C 20 mg 33% Vitamin D 200 IU 50% Magnesium 100 mg 25% L-Lysine 40 mg * L-Threonine 40 mg * --* Daily value not established. Directions: Take 2 to 4 softgels daily with meal.