Cancer prevention and fight against cancer, the role of food can not be ignored, which food in the winter have anti-cancer effect? 1, royal jelly Royal jelly is a milky white gelatinous substance secreted by the royal jelly source body in the head of worker bees from 6 to 12 days after birth. The queen bee can produce eggs weighing more than her own body weight every day and night due to her lifelong consumption of royal jelly, and her life is 20 times longer than that of the worker bees of only 3 months, and she can live for 5 years. The main components of royal jelly are gliadin, globulin, methionine, glutamic acid, acetylcholine and rich B vitamins (such as vitamin B1, vitamin B2, vitamin B6, vitamin B12, niacin, etc.). Royal jelly is a kind of high-level nutritional health food. Animal experiments have proved that all mice injected with cancer cells alone died after 14 days; while mice injected with cancer cells and royal jelly at the same time survived for more than 12 months. Generally every kilogram of honey and royal jelly 50 to 100 grams of mixing, before meals taken in small doses. 2, jujube jujube, also known as dry jujube or red jujube, is a kind of dried fruit that people like to eat. Folk proverb says “eat jujube every day, youth never old”, “five grains plus jujube, better than ganoderma lucidum grass”. Dates are rich in nutrition, containing high sugar, iron, inorganic salts, vitamins, especially vitamin C more than apples, pears more than 100 times. Jujube is rich in triterpenoids and adenosine diphosphate, most of the triterpenoids have the function of regulating cell division, and its effect is far more than some anticancer drugs; adenosine diphosphate has the function of regulating cell division, the two synergistic effect can make the abnormal proliferation of cancer cells division tends to normal. 3, kiwifruit Kiwifruit contains a lot of vitamin C (20 times higher than apples), vitamin D, vitamin E, carotene and potassium, sodium, calcium, magnesium, iron, copper, zinc, selenium and other elements. Among them, vitamin C has the strongest anticancer effect, and can improve human immune function, promote the production of anticancer substance interferon, which has a certain effect on anticancer and elimination of cancer cells, preventing the metastasis and proliferation of cancer cells, inhibiting the activation of cancer cells, and reducing the generation of free radicals. At the same time, it has a strong blocking effect on the synthesis of the carcinogen nitrosamine. The anti-cancer effect of kiwifruit has attracted the attention of scientists all over the world, therefore, consuming kiwifruit may be beneficial to health and longevity. 4, soft-shelled turtle Soft-shelled turtle, also known as turtle, Yuan fish, group of fish or Wang Ba, since ancient times known as nourishing Yin tonic. From the analysis of its nutritional composition, there is not much difference with general animal food. However, from the theory of Chinese medicine, it can nourish yin and cool blood, make up for labor injury, strengthen yang qi, and make up for the deficiency of yin. Turtle head can strengthen the spleen, turtle blood can dispel wind and pass the collaterals, turtle fat can tonify the kidney to produce essence, turtle meat can replenish the middle and benefit the qi, especially turtle armor, with nourishing yin and clearing away heat, leveling the liver and submerging the yang, softening the firmness and dispersing the knots, but also clearing away the impurities in the blood, regulating the body’s immunity, and enhancing the ability of resistance to disease. Therefore, turtle is an ideal health care product for many chronic disease patients and weak people with obvious conditioning effects. However, dead turtles can not be eaten, because its body histidine will be rapidly decomposed into toxic substances, after eating can lead to poisoning, and even life-threatening. 5, carrots Carrots, also known as “golden bamboo shoots” or “small ginseng”, aromatic, sweet, rich in inorganic salts, vitamins, especially carotene content is more abundant, the latter in the body can be converted into vitamin A and play an anti-cancer role. Carotene is fat-melting vitamins, it is best to cook with meat and fat to be absorbed by the body, should not be eaten raw. 6, Shiitake mushrooms Shiitake mushrooms, also known as shiitake or mushrooms, known as the “mountain treasures”, in the United States, known as “God’s food”, unique flavor, excellent texture. Shiitake polysaccharide contained in shiitake mushroom is the strongest immune agent and regulator, with obvious anticancer activity, which can restore the lowered immune function due to tumor, and the polysaccharide can stimulate the formation of antibody, improve and adjust the body’s internal active defense function. Therefore, cancer patients can eat more mushrooms. 7, garlic Garlic is not only a good condiment, but also has many fitness and disease prevention functions. Garlic in the allicin by the garlic enzyme catalyzed generation of allicin, has a strong bactericidal effect. Experiments have proved that garlic on dysentery, typhoid fever, tuberculosis and other germs, have a strong killing and inhibiting effect. Allicin has the effect of blocking the synthesis of nitrosamines, thus preventing the generation of carcinogens; garlic is rich in trace elements selenium, can inhibit the growth of cancer cells; garlic is rich in germanium, can induce the human body to synthesize interferon and interleukin, promote phagocytosis, enhance the human body’s immunity and anti-cancer.