The Calcium Citrate pure powder complies with U.S. Pharmacopeia (USP) quality standard. There is not any additive or filler inside. Assay > 99% with titration. There are 1.5~2.5 years shelf life available. 

Calcium citrate is derived from calcium carbonate and citric acid. It is a highly bioavailable form of calcium. It is thus a satisfying supplement for supporting bone health. Calcium citrate is also a safe food additive.

Characteristics: White granular powder, sour taste, slightly soluble in water.

Use Suggestion: As a pure ingredient, to dissolve in water, juice, drinks, or mix in smoothie, shake; or for formulation, food product, R&D (research and development); or any other proper purpose. General use amount of an adult: To take 1 flat lower level teaspoon (about 3.5 grams) daily, preferably with meals. Or adjust the use amount for a specific purpose. 

Storage Conditions: In a tightly sealed container, store in cool and dry place, keeping away from strong light and heat.

Size options: Kinds of packing sizes are available. Please choose above to order.