Protein content per 100 grams of food

Oats 15.6

Lotus seeds 16.6

Soybeans 36.3

Broad beans 28.2

Pork (lean) 16.7

Pig Heart 19.1

Pork liver 21.3

Tofu skin 50.5

Pork kidney 15.5

Pigskin 26.4

Peanut 26.2

Pig blood 18.9

Walnut 15.4

Beef (lean) 20.3

Mutton (lean) 17.3

Silver carp 17.0

Rabbit meat 2l 2

Chicken 23.3

Chicken liver 18.2

Duck meat 16.5

Sea cucumber (dried) 76.5

Egg 14.7

Lobster 16.4

Protein foods are relatively expensive. Parents can mix several cheap foods together to improve the utilization of protein in the body. For example, the biological value of corn alone is 60%, wheat is 67%, and soybeans are 67%. 64%. If these three foods are mixed in proportion and eaten, the protein utilization rate can reach 77%.