Ferrous Glycinate is a drug used for the treatment of iron deficiency anemia. It is a yellowish-brown crystalline powder with a long shelf life and will not deteriorate easily. Ferrous Glycinate does not have the iron-like smell of other iron preparations, and it is an odorless, easily soluble organic iron. The production method of ferrous glycinate is mainly obtained through the reaction between glycine and reduced iron. The main physiological function of ferrous glycinate is to prevent and improve iron deficiency anemia. Ferrous Glycinate has a high absorption rate and also promotes the absorption of calcium, zinc, selenium and other elements, and adding it to food will not cause food spoilage. Ferrous Glycinate also has side effects, the common side effects are various gastrointestinal symptoms such as nausea, vomiting, epigastric pain and so on. In the event of an adverse reaction, the medication should be discontinued.