Ferrous Gluconate vs Ferrous Sulfate: A Pharmacist’s Honest Comparison
Written by Josef Saleh, MPharm, Licensed Pharmacist Quick answer: Both ferrous gluconate and ferrous sulfate treat iron deficiency effectively, but they are not the same in practice. Ferrous sulfate contains more elemental iron per tablet but causes significantly more GI side effects. Ferrous gluconate is gentler on the stomach and better tolerated, especially for pregnant…