Ferrous Sulfate

An iron supplement widely used to prevent and treat iron deficiency anemia.

What is Ferrous Sulfate?

Ferrous sulfate is an iron (Fe²⁺) salt used as a dietary iron supplement to restore normal iron levels in the body.

Iron is essential for oxygen transport in blood.

History & Background

Iron salts have been used medicinally for centuries to treat anemia and improve blood health.

Chemical Structure & Properties

• Chemical formula: FeSO₄·7H₂O (common form)
• Molar mass: 278.01 g/mol (heptahydrate)
• Nature: Pale green crystalline solid
• Oxidation state: Fe²⁺ (ferrous)

Mechanism of Action

Ferrous sulfate works by:

• Providing elemental iron
• Supporting hemoglobin synthesis
• Improving oxygen-carrying capacity of blood

Health Benefits & Uses

• Iron deficiency anemia
• Pregnancy-related anemia
• Chronic blood loss conditions
• Post-surgical recovery

Dosage Guidelines

Adults: 100–200 mg elemental iron/day

Best taken: On empty stomach or with vitamin C

⚠️ Overdose can be toxic, especially in children.

Iron Deficiency Symptoms

• Fatigue
• Pale skin
• Shortness of breath
• Dizziness

Side Effects

• Nausea
• Constipation
• Dark-colored stools

Warnings & Precautions

• Keep out of reach of children
• Do not exceed prescribed dose
• Avoid in iron overload disorders

Frequently Asked Questions

Is ferrous sulfate an iron supplement? – Yes.

Why stools turn black? – Unabsorbed iron.

Can it be taken daily? – Yes, as prescribed.

Is overdose dangerous? – Very, especially in children.

⚠️ Educational content only. Not a substitute for professional medical advice.