NOW^® Calcium & Magnesium Citrate Powder with Vitamin D₃ is an optimal bone structure support formula designed by NOW's certified nutritionists.* It contains key nutrients that play essential roles in bone metabolism.* The citrate forms of calcium and magnesium are highly absorbable and support not only strong bones and teeth but muscle and nerve function as well.* Vitamin D₃ is included to complement calcium and magnesium and its role in the maintenance of mineral homeostasis and bone structure.*

Natural color variation may occur in this product.

This product is sold by weight not volume.