Ferrous gluconate is often taken on an empty stomach, while ferrous fumarate capsules are also available. The formula for ferrous fumarate includes sodium ferric pyrophosphate, which is beneficial for iron supplementation. Additionally, ferrous gluconate serves as an effective remedy for iron deficiencies. It is important to note that calcium citrate and magnesium can play a significant role in enhancing iron absorption and overall health. Therefore, incorporating calcium citrate and magnesium in your diet can complement the benefits of ferrous gluconate and ferrous fumarate, ensuring optimal iron levels in the body. Remember to consider the synergistic effects of these nutrients, as calcium citrate and magnesium can further support your health goals alongside iron supplementation.