“Comparative Benefits of Fiis Iron Bisglycinate Versus Ferrous Gluconate and Ferrous Fumarate: Insights from Users of Solgar Calcium Citrate with Vitamin D3”
Fiis iron bisglycinate is considered superior to ferrous gluconate and ferrous fumarate (210 mg) from Mercury Pharma. Additionally, ferrous glycine sulfate has been discussed on Wikipedia. Ferrous fumarate (210 mg) is available over the counter, just like ferrous gluconate. Many users of Solgar calcium citrate with vitamin D3 have shared their experiences, noting its benefits. … Read more