Pork liver contains 31.1 mg of iron and 20.8 mg of protein per 100 grams of pork liver. Pork liver is also rich in vitamin A and folic acid, and has comprehensive nutrition. However, pork liver contains more cholesterol, so it is not advisable to eat too much at one time.

Beef contains 3.2 mg of iron and 20.1 mg of protein per 100 grams of beef. Beef has high nutritional value and has the effect of strengthening the spleen and stomach. However, beef fiber is relatively thick and must be cooked thoroughly.

Pork contains 3.4 mg of iron and 18.4 mg of protein per 100 grams of pork. Pork has the effect of moisturizing the intestines and nourishing the stomach, and is the most common source of iron in daily meals.

Chicken liver contains 13.1 mg of iron and 16.6 mg of protein per 100 grams of chicken liver. Chicken liver is rich in heme iron, zinc, copper, vitamin A and B vitamins, etc., making it a good choice for iron supplementation.

Pig kidney contains 5.6 mg of iron and 16.8 mg of protein per 100 grams of pig kidney. Pig kidney is rich in zinc, iron, copper, phosphorus, B vitamins, vitamin C, protein, fat, etc., but please pay attention to cleaning when making it.

Chicken blood contains 28.3 mg of iron and 10.1 mg of protein per 100 grams of chicken blood. Chicken blood is rich in various nutrients such as iron, zinc, amino acids, and vitamins. In particular, iron and lysine are high in content and are easily absorbed by the human body.

Soybeans contain 9.4 mg of iron and 32.9 mg of protein per 100 grams of soybeans. Soybeans are rich in nutrients and have high iron content, but the iron they contain is slightly less absorbed than the iron from animal sources.

Egg yolk contains 10.2 mg of iron and 15.2 mg of protein per 100 grams of egg yolk. Egg yolk is rich in iron, zinc and vitamin D.

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