Ingredients --
Ferrous gluconate
Chemical Formula:
Ferrous gluconate
Synonyms
Iron (II) di-D-gluconate
Description
Ferrous gluconate is a black dye.
It is composed of iron, bound to two molecules of
gluconic acid,
which is the acid form of
glucose.
Uses
Ferrous gluconate is the black dye used to color ripe olives.
It is also used as am iron supplement to cure iron deficiency anemia.