Maintains healthy bones Provides adequate calcium and vitamin D May help prevent bone loss/osteoporosis Source of Vitamin K and Collagen Nature 's Way Calcium & Magnesium is formulated in a 2:1 Ca/Mg ratio in a great tasting blueberry formula. This liquid form is a convenient alternative to tablets or capsules to help support the maintenance of bones and teeth. Ingredients per 15ml Calcium (calcium citrate) 600 mg Magnesium (magnesium citrate) 300 mg Hydrolyzed collagen (porcine) 200 mg Manganese (gluconate) 7 mg Boron (boron aspartate) 700 mcg Vitamin K2 (menaquinone 7) 45 mcg Vitamin D3 (cholecalciferol) 10 mcg Non-Medicinal Ingredients Purified water, sorbitol, citric acid, blueberry flavour, fruit and vegetable blend, natural fruit flavour, potassium sorbate, xanthan gum, Stevia rebaudiana leaf Directions: Adults take 1 tablespoon (15 ml) once per day. Take a few hours before or after taking other medications