Which is better ferrous gluconate or sulfate?

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Iron Supplement Tablet Size Elemental Iron
Ferrous fumarate 325 mg 108 mg
Ferrous sulfate 325 mg 65 mg
Ferrous gluconate 325 mg 35 mg

Jan 2 2019File Size: Page Count: 

What is the classification of ferrous sulfate? In the US, Ferrous Sulfate (ferrous sulfate systemic) is a member of the drug class iron products and is used to treat Anemia Associated with Chronic Renal Failure, Iron Deficiency Anemia, Vitamin/Mineral Supplementation and Deficiency and Vitamin/Mineral Supplementation during Pregnancy/Lactation.

What is the difference between “ferric” and “ferrous”? The main difference between Ferrous and Ferric is that Ferrous is the+2 oxidation state of Iron while Ferric is the +3 oxidation state of Iron As mentioned above, this is the +2 oxidation state of the Iron element and is considered as a stable ion.

How much elemental iron in ferrous sulfate? Ferrous sulfate contains ~20% elemental iron (ie, 325 mg ferrous sulfate is equivalent to 65 mg elemental iron); ferrous sulfate exsiccated (dried) contains ~30% elemental iron.



  • Keep this product out of the reach of children.
  • Keep this product out of the reach of children.
  • May cause black stools this is normal
  • Lab tests may be ordered to monitor therapy

  • For capsule, extended release products : Take on empty stomach 1hr prior or 2 hr after meals. May take with food if stomach upset occurs. Swallow whole. Do not break/chew/crush/dissolve. Take with 8 oz. liquid. Do not lie down for 10min. Tell doctor your complete medical history.
  • For drops products : Best to take with food to lessen stomach upset. May be mixed with food.
  • For elixir products : This medicine may contain sugar and/or alcohol. Measure dose using a dosing spoon/cup/syringe. Mix in water or juice and drink with a straw.
  • For suspension, oral products : Shake well & measure with dosing spoon/cup/syringe.

What are side effects of Ferrous Sulfate?Any warnings while using Ferrous Sulfate?What is recommended dosage for Ferrous Sulfate?Does Ferrous Sulfate interact with any drugs?How to use Ferrous Sulfate?What if you missed a dose of Ferrous Sulfate?

For informational purposes only. Consult a medical professional for advice.

Reviewed by a panel of doctors. Source: First Databank

Was this helpful?Does ferrous sulfate cause cancer?Does ferrous sulfate cause cancer? Hi, studies have been conducted in to the possibility of excess iron in the body causing an increase of free-radicals generating capacity in faeces, which could lead to the production of carcinogens. So taking Ferrous Sulphate could indirectly contribute to the development of cancer.

How does ferrous sulphate useful for agriculture? Ferrous sulfate helps reduce the pH of both the organic matter in the crop compost and the soil itself. Both uses favor agricultural production providing large amounts of nutrients. Plants also need iron to function properly. When there are deficiencies of this nutrient, its coloration is yellowish.

What is ferrous sulphate molecular formula? Formula and structure: The ferrous sulfate chemical formula is FeSO4. Generally, the ferrous sulfate is mostly present in nature as hydrated salts; the table 1 shows the main ferrous sulfate salts. All the ferrous sulfate salts have octahedral crystalline structure. Number of water molecules.