Zinc gluconate (also called zincum gluconicum) is the zinc salt of gluconic acid.

Aqueous solutions of zinc salts are mildly acidic because the aqua-ion is subject to hydrolysis with a pKof around 5, depending on conditions.

It reacts with acids to make zinc salts.

The zinc salt is used in personal care products, such as deodorants.

It can react with strong acids to make phosphoric acid and a zinc salt.

This reaction of zinc with an acid makes a zinc(II) salt such as zinc chloride and hydrogen gas.

They found no benefit, concluding, "The evidence for effectiveness of zinc salts lozenges in reducing the duration of common colds is still lacking."

It can be prepared by adding sodium hydroxide solution, but not in excess, to a solution of any zinc salt.

Zinc trifluoromethanesulfonate or zinc triflate is the zinc salt of trifluoromethanesulfonic acid.

Control of gingivitis and calculus by a dentifrice containing a zinc salt and triclosan.