Chestnut tonic, cure there are many ways. Middle-aged and elderly people who have developed the habit of eating air-dried raw chestnuts every day can achieve the purpose of effective prevention and treatment of kidney deficiency, back pain and leg pain.　　Eat raw, spleen and stomach cold people can not eat, other people eat to chew slowly, that is, "three pharyngeal Xu received white jade pulp".　　It is recommended that middle-aged and elderly people eat three or four raw chestnuts every morning and evening. Chestnuts in the mouth to chew, to the taste of slag-free pulp, a little swallowed, can maximize the health effects.　　Cooked chestnuts can harmonize the stomach and strengthen the spleen, alleviating spleen deficiency. Steam chestnut kernel, grinding powder, made of cakes, suitable for children with little diet and weak body to increase appetite and regulate the stomach and intestines. With chestnut and round-grained rice porridge, not only is conducive to the spleen and stomach cold due to chronic diarrhea patients early recovery, but also the elderly dyspepsia, qi deficiency and weakness of the therapeutic recipe.　　Dyspepsia please do not eat: chestnuts, although nutritious, with the therapeutic effect of tonic kidney health, but it is not advisable to eat more. "Chestnuts are not easy to eat raw digestion, cooked easy to eat stagnant gas, can not eat more." Experts said. Chestnut starch content is very high, digestion is not good for the elderly and children had better eat less. Chestnut cold starch will be aging, less easy to absorb, so eat chestnuts should try to take advantage of the heat. In addition, diabetics, constipation patients, women should not eat more chestnuts.　　Don't more than 10 at a time, and it is best to eat as a snack between meals, eat to reduce the amount of staple food accordingly. In addition, the spleen and stomach cold, indigestion of the crowd should not eat more, more should not eat raw. Due to the high caloric content of chestnuts, sugar fried chestnuts with higher sugar content, diabetic patients should pay more attention when eating chestnuts, so as not to affect the stability of blood sugar. In addition, chestnuts, whether eaten raw or cooked, need to chew carefully to achieve a better complementary effect.