Coronary heart disease patients can eat walnuts, but coronary heart disease patients try not to eat too much, because walnuts contain more fat, eat too much walnuts will lead to excessive fat intake, which will aggravate the elevated blood lipids. In the treatment of coronary heart disease, it is necessary to strictly control the level of blood lipids, the more pronounced the elevation of blood lipids, the more severe the progression of coronary heart disease is likely to be, patients with coronary heart disease should eat a light diet, food containing high fat can be eaten, but must control the amount. If the gastrointestinal function of patients with coronary heart disease is not very good, combined with chronic gastritis, indigestion or constipation, then try to eat less walnuts, walnuts belong to the nut food, this kind of food in the digestive process is more difficult, especially patients with chronic gastric disease, try to eat less nut food.