The Chinese Dietetic Association’s “Dietary Guidelines for Chinese Residents 2007” clearly recommends that each person drink 300 grams of milk or equivalent milk products per day. Calculating with the most common liquid milk, 300 grams is roughly 300 milliliters, and the most common liquid milk packaging on the market is 250 grams per bag, which means that each person is guaranteed to drink one bag (250 grams) of milk every day. On the basis, other dairy products, such as yogurt, cheese, fruit-flavored milk, etc., are used to diversify dairy products.

　　Milk has complete nutritional ingredients, complete with three major nutrients (protein, fat and carbohydrate), suitable composition ratio, easy to digest and absorb, unique in natural food. The most prominent nutritional value of milk and milk products is that it contains more calcium and has a higher calcium absorption rate. It is recognized as the best source of calcium. A large number of studies have shown that drinking milk for children and adolescents is conducive to their growth and development and increases bone density, thus delaying their The age at which osteoporosis occurs after adulthood; drinking milk for middle-aged and elderly people can also reduce their bone loss and benefit bone health. Most importantly, the results of the 2002 survey on nutrition and health status of Chinese residents showed that the calcium intake of urban and rural residents in China was significantly low, less than half of the recommended intake; the intake of dairy products was only in developed countries About 5%. It is for these reasons that the Chinese Nutrition Society has increased the recommended amount of dairy products in the new dietary guidelines.

　　 300 grams of milk per day is suitable for children over 6 years old and ordinary adults. The new dietary guidelines also recommend that preschool children aged 4 to 6 years should consume 300 to 600 milliliters (or grams) of milk per day; children aged 1 to 3 years should consume not less than 350 milliliters (or grams) ) Liquid milk formula for infants, and should not be fed directly to ordinary liquid milk or adult milk powder; infants from 6 months to 1 year old should consume 600-800 ml (or grams) of breast milk or infant formula every day; 6 Most of the food for babies within the month is milk.

　　The new guidelines also emphasize that when the daily milk consumption exceeds 300 grams (ml), or although the daily milk consumption does not exceed 300 grams (ml), but suffer from high blood fat or have obesity and When you are obese, you should choose low-fat or non-fat dairy products.