First, vitamin C.
Taking too much VC supplements in a short time will produce side effects such as polyuria, diarrhea and rash; Taking excessive VC supplements for a long time may lead to oxalic acid and uric acid stones; Excessive use in children's growth period is prone to bone diseases; When taking more than 5000-5000 mg of VC at one time, it may lead to a large number of critical phenomena such as red blood cell rupture and hemolysis.
The main population supplemented with vitamin C:
1, people who get tired easily.
2. People who work in polluted environment. People with high vitamin C content in the body hardly absorb harmful elements such as lead, cadmium and chromium.
3. People who like smoking. Smokers eat more foods containing vitamin C, which helps to improve the resistance of cells, maintain the elasticity of blood vessels and eliminate nicotine in the body.
4. People who engage in strenuous exercise and high-intensity labor. These people will lose a lot of vitamin C due to excessive sweating and should be supplemented in time.
5. Patients with scurvy. This disease is due to the lack of vitamin C in diet, which leads to poor formation of hoof tissue and increased brittleness of capillary wall. We should eat more foods rich in vitamin C.
6. People with spots on their faces. Vitamin C has antioxidant effect, and vitamin C supplementation can inhibit the formation of pigment spots and promote their regression.
7. People who take drugs for a long time. Take aspirin, sleeping pills, anticancer drugs, tetracycline, calcium products, birth control pills, antihypertensive drugs, etc. , will reduce the body's vitamin C, causing other adverse reactions. Vitamin c should be supplemented in time.
8. Cataract patients. Vitamin C is a nutrient element of intraocular lens, and insufficient intake of vitamin C is one of the factors leading to cataract, so patients should take more vitamin C.
Foods rich in vitamin C: cherry, guava, red pepper, yellow pepper, persimmon, broccoli, strawberry, orange, kale and kiwi.
Second, vitamin E.
Taking large doses of vitamin E for a long time can cause various diseases. Among them, thrombophlebitis or pulmonary embolism, or both occur at the same time, because large doses of vitamin E can cause platelet aggregation and formation; When blood pressure rises, blood pressure can be reduced or returned to normal after drug withdrawal; Breast hypertrophy can occur in both men and women; Headache, dizziness, dizziness, blurred vision, muscle weakness; Chapped skin, cheilitis, angular stomatitis, urticaria; Symptoms of diabetes or angina pectoris are obviously aggravated; Hormone metabolism disorder, prothrombin reduction; Blood cholesterol and triglyceride levels increased; Platelets increase, vitality increases, and immune function decreases.
Foods rich in vitamin E: malt, soybean, vegetable oil, nuts, Brussels sprouts, green leafy vegetables, spinach, flour with added nutrients, whole wheat, unrefined cereal products and eggs.