Tofu can whiten skin. It is feasible to eat tofu whitening method. Soybean is a good thing, which can not only increase progesterone, but also make female hormones secrete more vigorously. Eating tofu made of soybean also has whitening effect. As long as you eat it twice a week, your skin will be white and fine. Efficacy of tofu: 1. Tofu is the best special food with low insulin and ammonia stalk; 2. Tofu can improve the body fat structure; 3. Tofu can prevent cancer and fight cancer; 4. Tofu can prevent and resist menopausal diseases; 5. Tofu can prevent and resist osteoporosis; 6. Tofu can improve memory and mental concentration; 7. Tofu can prevent and resist aging and dementia; 8. Tofu can prevent and resist liver disease; 9. Tofu can prevent and resist diabetes; 10. Tofu can prevent and resist colds and influenza; 1 1. Eating tofu can prevent radiation, accelerate metabolism and prolong life; 12. Tofu can prevent and treat cardiovascular diseases; 13. Tofu is helpful for menopausal women. When a female friend reaches a certain age, she is prone to menopausal syndrome because of insufficient estrogen secretion. At this time, many women will choose medication. Experts found that tofu contains a lot of estrogen-flavonoids. Therefore, eating more tofu can also supplement estrogen well; 14. Eating tofu is good for the treatment of constipation in the elderly. Because they are old, have poor digestive system and are often constipated, and tofu is soft and easy to digest. Therefore, experts suggest that the elderly eat more tofu, thus reducing constipation; 15. Eating frozen tofu helps to lose weight. Fresh tofu will produce an acidic substance after freezing, which can destroy the accumulated fat in the human body and achieve the purpose of losing weight. Although frozen tofu is frozen, its nutrients will not be destroyed and will not cause obvious hunger. Therefore, eating more tofu, especially frozen tofu, is very beneficial to many friends who are eager to lose weight; 16. Eating fermented bean curd can prevent brain aging. Beijingers like to eat stinky tofu and tofu from Wang Zhihe. Nanjing people like to eat fragrant dried food and smelly dried food; Anhui people like to eat hairy tofu; People in China still like to eat tofu no matter where they are. Experts tell us that once tofu is fermented, the biggest change is to produce a lot of vitamin B 12. If the human body lacks vitamin B 12, it will accelerate brain aging. Therefore, we should often eat fermented tofu, which is good for preventing brain aging and Alzheimer's disease.