Copper Gluconate

Copper Gluconate is a tier 2 form of Copper, used in 1,408 on-market products and providing 14.0% elemental copper by weight.

Basis: Cu(C6H11O7)2, anhydrous, MW 453.87

Why this tier: Water-soluble, generally regarded as acceptably absorbed, but no dedicated head-to-head human bioavailability RCT was located.

Source: none located (no human head-to-head Cu gluconate absorption study found)

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