250 grams of milk contains 300 milligrams of calcium, while 25 grams of shrimp contain 500 milligrams of calcium, so the calcium content of shrimp is higher than milk. However, from the perspective of comprehensive nutrition, milk is better than shrimp skin. The following is the calcium content of several foods. 1, milk 250 grams of milk, containing 300 mg of calcium, but also contains a variety of amino acids, lactic acid, minerals and vitamins, to promote the digestion and absorption of calcium. Moreover, the calcium in milk is easier for the human body to absorb, therefore, milk should be used as the main food for daily calcium supplement. Other dairy products such as yogurt, cheese, milk tablets, are good sources of calcium. Health tips: summer milk drinking also need to be selective 2, kelp and shrimp kelp and shrimp are high-calcium seafood, eat 25 grams a day, you can make up for the calcium 300 mg it. And they are also able to reduce blood lipids, prevent arteriosclerosis. Kelp and meat with boiled or cooked and cold, are good food. Shrimp skin contains more calcium, 25 grams of shrimp skin contains 500 mg of calcium, so shrimp skin soup or stuffing is a good choice for daily calcium supplement. Friendly reminder: easy to seafood allergy people should be careful to eat yo. 3, soybean products soybean is a high-protein food, calcium is also very high. 500 grams of soymilk contains 120 mg of calcium, 150 grams of tofu contains up to 500 mg of calcium, and other soybean products is also a good calcium supplement. Friendly reminder: Soymilk needs to be boiled 7 times before it can be consumed. Tofu should not be eaten with certain vegetables, such as spinach. Spinach contains oxalic acid, which can be combined with calcium to produce calcium oxalate conjugate, thus preventing the body from absorbing calcium, so tofu and other soy products should not be cooked with spinach. However, if soy products and meat with cooking, it will taste delicious, nutritious. 4, animal bones animal bones more than 80% are calcium, but insoluble in water, difficult to absorb, so in the production of food can be cracked beforehand it, add vinegar with a slow cooking fire. When eating, remove the floating oil, put some green vegetables can be made into a delicious soup. Friendly reminder: fish bones can also supplement calcium, but be careful to choose the right practice. Dry fried fish, stewed fish can make the fish bone soft, more convenient calcium absorption, and can be eaten directly. 5, vegetables vegetables also have many varieties of high calcium. Potherb mustard 100 grams of calcium 230 mg; cabbage, rape, fennel, coriander, celery, etc. per 100 grams of calcium content is also about 150 mg. Friendly reminder: these green leafy vegetables eat 250 grams a day can be supplemented with 400 milligrams of calcium.