About calcium gluconatenutritional medicines,salt of calcium and gluconic acidmechanism of action of calcium gluconatecalcium gluconate is used to prevent or treat negative calcium balance. it also helps facilitate nerve and muscle performance as well as normal cardiac function.pharmacokinets of calcium gluconateabsorption: soluble calcium is predominantly absorbed from the small intestine by active transport and passive diffusion distribution: crosses placenta and enters breast milk excretion: excreted mainly through urine, unabsorbed excreted through feces