Chestnuts are best eaten in the fall and winter of the year, and are best eaten between meals of the day. Chestnuts are usually ripe in August to September, when they are the freshest, so they are best eaten in the fall and winter throughout the year. At the same time, chestnuts contain more carbohydrates (42.2%), if eaten before meals, it is easy to lead to a sense of satiety, affecting the normal meal; if eaten after meals, due to the intake of excessive energy, it is easy to lead to obesity. Therefore, it is recommended to eat a moderate amount between meals in a day is best. It is worth noting that too much chestnut consumption may cause bloating, indigestion and other adverse reactions, stomach upset, diabetes and other patients should not be too much to eat, so according to their own situation reasonable choice.