Calcium carbonate, magnesium oxide, corn starch, bulking agent (microcrystalline cellulose), zinc gluconate, coating agents (hydroxypropyl methylcellulose, polyvinyl alcohol, polyethylene glycol, polyethylene glycol).sodium carboxymethylcellulose, colouring agent (titanium dioxide), anti-caking agents (magnesium stearate, magnesium silicate), calcium gluconate, magnesium gluconate, zinc citrate.