Iron Gluconate – Granulated / Direct-Compression Grade

Ferrous gluconate is the iron(II) salt of gluconic acid, supplying roughly 12% elemental iron. It is water-soluble, relatively mild on the stomach and also used as a colour-retention agent for black olives.

Supplied as a mineral salt / chelate for supplement, premix and fortification use; elemental mineral content is declared on the CoA.

GUTINS Iron Gluconate — granulated / direct-compression grade is offered for manufacturers, formulators and brands. Specification: granulated / direct-compression grade; form / technology: Salt / chelate; diet suitability: Generally vegetarian.

Product Specifications

Key Benefits

• Supports normal red blood cell formation
• Contributes to reduced tiredness and fatigue
• Water-soluble for liquids and effervescents
• Milder taste and GI profile than ferrous sulfate
• Suitable for liquid iron supplements

Uses & Applications

Typical applications: Mineral supplementation, premix, tablets/capsules.

• Iron tablets and capsules
• Liquid iron tonics and syrups
• Effervescent tablets
• Prenatal multivitamins
• Fortified beverages
• Multimineral premixes

How to Use / Dosage

• Typical daily intake: Typically 20–60 mg/day elemental iron (ferrous gluconate provides ~11–12% Fe)
• Typical use level: 0.1–1% in powders and premixes; used as colour stabiliser in olives at GMP; 20–60% in iron tablet cores
• Formulation tip: Calculate dosage on elemental mineral content (see CoA), not on total salt weight.
• Weigh accurately and pre-blend small quantities with a carrier (e.g. maltodextrin, MCC or rice flour) for uniform distribution.
• Final dosage should be based on the lot-specific Certificate of Analysis, the target serving size and the rules of your destination market.

Solubility & Formulation

Soluble in water (slowly in cold water); practically insoluble in ethanol and oils

Storage & Handling

Store tightly closed in a cool, dry place below 25 °C; hygroscopic – reseal promptly and protect from humidity.. Keep container tightly closed; use clean, dry utensils. Shelf life is typically 24 months in unopened original packaging (see CoA).

Regulatory Note

Permitted source of iron in dietary supplements and fortified foods in the US, EU (Directive 2002/46/EC / Reg. 1925/2006 lists) and India (FSSAI); FDA requires the iron accidental-overdose warning on solid supplements. Verify form-specific listings and maximum levels in the destination market. Ferrous gluconate is GRAS (21 CFR 184.1308) and EU E579.

Diet suitability: Generally vegetarian. This product is supplied as a raw ingredient for further manufacturing and is not a finished consumer product. The buyer is responsible for ensuring the ingredient, its use level and all label claims comply with the regulations of the destination market (e.g. FDA, EFSA, FSSAI, Health Canada, TGA).

Caution & Disclaimer

• Iron can be harmful in excess: keep out of reach of children (accidental iron overdose is dangerous); US UL 45 mg/day elemental iron
• Reduces absorption of levothyroxine, tetracyclines, quinolones and levodopa – separate dosing by 2–4 h
• Not for people with haemochromatosis or iron overload unless medically advised
• Oxidises in solution and may darken or cause off-colours with polyphenols

For manufacturing, formulation and professional use only. Not for direct consumption in concentrated form. Keep out of reach of children. Avoid inhalation of dust and contact with eyes; use suitable PPE when handling. Consult a qualified healthcare professional before use if pregnant, nursing, taking medication or managing a medical condition. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Bulk & Wholesale Orders

Need more than 5 Kg, a custom specification, private label support or documentation (CoA, TDS, SDS, allergen and GMO statements)? Contact the GUTINS team for bulk pricing and lead times.