Liquid Calcium Magnesium Citrate Bluebonnet's Liquid Calcium Magnesium Citrate Plus Vitamin D3 provides 1200 mg of calcium and 600 mg of magnesium in a 2:1 ratio, plus 800 IU of vitamin D3 from lanolin in one delicious, naturally flavored liquid formula. Available in six tasty natural flavors including blueberry, strawberry, lemon, orange, raspberry and mixed berry. Other ingredients: Purified water, fructose, citric acid, natural flavors, xanthan gum, sea vegetable extract. Free of milk, egg, fish, crustacean shellfish, tree nuts, peanuts, wheat and soybeans. Also free of yeast, gluten, barley, rice and sodium. CAUTION: Refrigerate after opening.