This Zinc Gluconate Dihydrate 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. 

Zinc gluconate is the zinc salt of gluconic acid. It is a popular form for the delivery of zinc as dietary supplement and functional food. Zinc is an essential mineral that plays an important role in many enzymatic functions. Primarily found in the kidneys, liver, pancreas and brain, Zinc also helps support healthy immune system functions and is an important component of antioxidant systems. 

Characteristics: White powder, blant taste, 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 1/8 teaspoon of the powder (380 mg, resulting Zinc 50 mg) 1 time daily. Or, adjust the use amount for specific use purpose. Consult with a physician prior to individual consumption. 

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.