The benefit of eating silkworm chrysalis for lung cancer is that it can supplement nutrition for the body; however, it should be consumed in moderation so as not to increase the burden of digestion. Silkworm pupa contains a large amount of protein, fatty acids, vitamin A, vitamin D and many kinds of minerals needed by human body, which has high edible value. Lung cancer patients can eat silkworm pupae properly to supplement nutrition and improve the resistance ability of the body. However, it should be noted that silkworm pupa belongs to high-protein food, so the amount of food should be controlled and overeating should be avoided to avoid affecting gastrointestinal digestion. Lung cancer patients should have scientific diet to ensure sufficient nutritional intake; at the same time, they should keep a good mindset and actively cooperate with doctors to improve their quality of life.