Common iron supplements include ferrous lactate, ferrous sulfate, ferrous fumarate, ferrous succinate and ferrous gluconate. Many iron supplements can cause gastrointestinal irritation, leading to nausea, nausea, vomiting, constipation and other uncomfortable reactions. Therefore, it is suggested to choose iron edge tablets with ferrous lactate as the main component. The iron supplement is mild without any stimulation, has good taste and no iron smell, and its absorption and utilization rate is higher than that of conventional iron supplements. Should eat more eggs, beans, fish, poultry liver, kidney, blood, kiwi, kelp, seaweed, spinach, black fungus and so on.