Ferrous bisglycinate can efficiently supplement iron, promote hemoglobin synthesis, and improve iron-deficiency anemia and insufficient qi and blood. It causes minimal irritation to the gastrointestinal tract, has no metallic iron taste, and is suitable for long-term consumption. Additionally, it can help enhance immunity, providing gentle iron-supplement support for groups such as pregnant women, the elderly, and people with sensitive gastrointestinal tracts.