Bone Strength Take Care is different. It's the -selling natural plant based calcium. New Chapter Calcium includes fermented Vitamin D3 and Vitamin K2 for a 3-in-1 complete formula that supports not only bone strength but also joint mobility, and heart health.*Ingredients: Supplement Facts Serving Size: 3 Tablets Amount Per Serving %Daily Value Vitamin D3 (as cholecalciferol from culture media) 1000 IU 250% Vitamin K1 (as phylloquinonoe from culture media) 35 mcg 44% Vitamin K2 (as menaquinone-7 from natto) 45 mcg 56% Calcium (from algae Lithothamnion calcareum & corallioides) 777 mg 77% Magnesium (from algae Lithotham calcareum & coralloides) 58 mg 14% Strontium (from algae Lithothamnion calcereum & corallioides) 5 mg * Silicon (from algae Lithothamnion calcareum & corallioides) 2 mg * Vanadium (from algae Lithothamnoin calcareum & corallioides) 13 mcg * *Daily Value (DV) not established. Other Ingredients: Cultue media (organic milled soy, organic saccharomyces cerevisiae (active and inactive), organic maltodextrin, organic gum acacia, organic alfalfa powder, lactic acid bacteria (L.acidophilus, B.bifidum and L.rhamnosus), papain (deactivated), bromelain (deactivated), organic barley grass, organic gum acacia, maltodextrin, hypermellose, silicon dioxide and sunflower oil.