If sunflower seeds are eaten in excess, they may aggravate the intestinal tract and increase body weight. It is not recommended for people with high blood fat, and should not be consumed by those who are allergic to sunflower seeds. Each 100 grams of sunflower seeds (kernel) contains 609 calories, 23.9 grams of protein, 49.9 grams of fat, 19.1 grams of carbohydrates, 72 milligrams of calcium and 5.7 milligrams of iron. Sunflower seeds are common food, although it has a certain nutritional value, but remember not to overconsume sunflower seeds, or to a certain extent will aggravate the burden on the gastrointestinal tract (protein, fat, carbohydrate content are high), affecting the normal digestive and absorption functions, prone to abdominal pain, bloating and other discomforts. Therefore, sunflower seeds have a large calorie content, and if you eat sunflower seeds in excess for a long period of time, you will be prone to weight gain. Secondly, sunflower seeds are not recommended for patients with high blood lipids, otherwise it will increase the blood lipid level and cause further development of the disease. If you are allergic to sunflower seeds, you should not consume them, as they are more likely to cause allergic reactions such as skin itching, diarrhea and nausea. But generally normal people eat sunflower seeds in moderation, no harm to the body. In summary, usually need to control the intake of sunflower seeds, according to their own actual situation with a reasonable diet. If you feel unwell after eating sunflower seeds, you need to go to the hospital in time.