The claim that the ten fastest foods for iron are not scientific. Foods have nutritional value and do not have the same therapeutic benefits as drugs. The general population can eat black fungus, pig liver, animal blood and other foods with high iron content for dietary supplementation. 1. Black fungus: black fungus is rich in iron, calcium, phosphorus and other trace elements, and its iron content reaches 97.4mg/100g, which can supplement the nutrients needed by the human body when eaten in moderation. 2. pig liver: pig liver is rich in iron, the content of 22.6mg/100g. In addition, it also contains protein, fat, vitamin A, vitamin C and other nutrients, which can replenish the body’s required trace elements. 3. Animal blood: animal blood such as duck blood, sheep blood and other blood tofu is boiled animal blood clot. Animal blood is rich in nutrients, high iron content, such as sheep blood iron content of 18.3mg/100g, duck blood is 30.5mg/100g, moderate consumption, can supplement the body’s need for iron. In addition, when eating foods with high iron content, you can consume foods with high vitamin C, such as chili peppers and tomatoes, etc. Vitamin C can promote iron absorption to a certain extent and promote iron supplementation. It is recommended that patients who want to supplement iron through diet should consult their doctors first and proceed under the guidance of their doctors, and if there is any discomfort, it is recommended that they should seek medical examination and treatment in a timely manner.