Ferrous Gluconate (E579)

Type of additive
(Glossary)		Colorants
E NumberE579
Chemical FormulaFeC12H22O14
Also Known AsIron(II) gluconate

Purpose and Function

It is primarily used as a nutritional supplement in food applications:

  • Nutritional Supplement: Provides iron and gluconic acid, essential for hemoglobin production and oxygen transport.
  • Acidity Regulator: It helps maintain pH levels in food products, contributing to flavor and preservation.
  • Improves Texture: Ferrous gluconate can enhance the texture of food products, particularly in fortified foods.
  • Food Fortification: Commonly used to fortify foods with iron.

Potential Risks and Side Effects

Ferrous gluconate is generally regarded as safe for consumption. However, some considerations include:

  • Gastrointestinal Issues: Excessive intake may lead to gastrointestinal discomfort, including nausea or constipation.
  • Allergic Reactions: Rarely, individuals may experience allergic reactions to ferrous gluconate, particularly those with sensitivities to iron compounds.
  • Contaminants: Sourcing from reputable suppliers is essential to minimize the risk of contaminants in food formulations.