酸奶是长寿食品之一（Yogurt is one of the longevity foods）.doc

酸奶是长寿食品之一（Yogurt is one of the longevity foods） Yogurt! Top of longevity food Some people say that a lot of the old man likes to drink pure milk, but there are many old people love to drink yogurt, hope to know more about the problem of yogurt, yogurt have any health benefits, for example, what problem should be paid attention to when drinking at ordinary times, and so on. Well, in order to meet the demands of the old people, today we are going to discuss the milk familys other important member, yoghurt. How does milk make yogurt Yogurt is made from fresh milk or restorative milk and fermented from lactic acid bacteria. Milk contains protein, lactose, calcium and other substances, with fresh milk or skim milk as raw material, after disinfection sterilization of milk to add pure culture of lactic acid bacteria starter, lactic acid bacteria will grow a lot in the appropriate temperature, the lactose in the milk to lactic acid decomposition, when pH value is 4.6, started to precipitate casein, condenses into yoghurt, this phase is called before fermentation. Then add 4 ℃ ~ 6 ℃ cold storage, yoghurt to continue fermentation, called after fermentation right now, mainly produce aromatic flavour. After the fermentation is finished, it is the market of sour milk. The yogurt is delicious and nutritious, and the protein in the milk becomes easier to absorb. Lactobacillus can also synthesize vitamin B1, vitamin C, vitamin B12 and folic acid in human intestinal tract. The health care function of yogurt In addition to nutrition, yogurt also contains lactobacillus. Some probiotics in yogurt are synergistic with other antibiotics such as organic acids and active enzymes and regulate the function of the body to achieve the efficacy of preventing and treating diseases. 1. Maintain the ecological balance of intestinal flora and improve human immunity. Now people have realized that the gut is not only a digestive tract, but also a function of immunity and shielding. Yogurt can form a