Efficacy and function of vitamin c

The physiological functions of vitamin C include antioxidation, improving the absorption of iron, calcium and folic acid, and enhancing immunity.

Almost everyone knows that vitamin C is an indispensable nutrient for our human body. We supplement vitamin C by eating fruits and vegetables almost every day. So, who needs to take vitamin C tablets? What's the role?

People who need to take vitamin C tablets are:

1, people engaged 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.

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. 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.

4. Patients with scurvy. This disease is caused by poor formation of hoof tissue and increased brittleness of capillary wall due to lack of vitamin C in diet. We should eat more foods rich in vitamin C.

5. People who take medicine for a long time. Take aspirin, sleeping pills, anticancer drugs, tetracycline, calcium products, birth control pills, antihypertensive drugs, etc. , will reduce vitamin C in the human body and cause other adverse reactions. Vitamin c should be supplemented in time.

6. 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.

7. People with spots on their faces and people who get tired easily. Vitamin C has antioxidant effect, and vitamin C supplementation can inhibit the formation of pigment spots and promote their regression. People who get tired easily.

Vitamin C is an antioxidant, which plays an important role in biological redox process and cell respiration, and is also involved in amino acid metabolism, neurotransmitter synthesis, collagen and interstitial synthesis. At the same time, it has the functions of reducing capillary permeability, stimulating blood coagulation, increasing resistance to infection and participating in detoxification, as well as antihistamine, preventing carcinogen production, and contributing to wound healing and collagen formation (vitamin C is the main raw material for collagen production).