What kind of nutritional products are VC and VD?

They are all vitamin preparations and medicines, which can help the human body replenish the missing vitamins and play an auxiliary role in ** diseases.

First, the composition is different.

Vitamin C: The components of vitamin C are polyhydroxy compounds.

Vitamin D: The components of vitamin D are cyclopentane polyhydrophenanthrene compounds.

Second, ** is different.

Third, the role is different.

Vitamin C: The role of vitamin C includes the prevention of iron deficiency anemia and antioxidant effects.

Vitamin D: The role of vitamin D includes promoting cell growth, differentiation and regulating immune function.

Encyclopedia - Vitamin D

Known as the "scavenger of free radicals", vitamin C is a water-soluble antioxidant. It prevents free radicals produced by lipid components and effectively reduces the risk of lung cancer, stomach cancer, and cataracts. In addition, vitamin C has long been believed to have beauty and beauty benefits, and is widely used in cosmetics and health foods.

In fact, we should supplement with vitamin C every day! Because vitamin C can produce more than 300 kinds of benefits in the human body. However, because of its water-melting nature, vitamin C is not stored in the body when it is not needed.

Vitamin C is mainly retained in the adrenal glands, so when the adrenal glands feel tired, vitamin C is quickly depleted. Severe vitamin C deficiency can lead to scurvy, which is the most common complaint of many long-term sea crews, and the symptoms of scurvy include bleeding gums, tooth loss, roughness, anemia, joint pain, susceptibility to sores, and susceptibility to infections. Adequate vitamin C can prevent the development of these diseases.

Vitamin C is a potent antioxidant that fights smoking, pollution, toxic substances, and other damage caused by free radicals. Vitamin C also strengthens the adrenal glands and boosts the immune system, as well as helping the body fight off external infections and stress. One of the other important functions of vitamin C is to improve iron absorption and help maintain healthy red blood cells in the body.

In fact, it's a good idea to take vitamin C at the same time as you take an iron supplement to ensure that your body can actually absorb the iron you eat. In fact, the main job of vitamin C is to maintain collagen in the body, which is a protein necessary for the formation of **, which can strengthen connective tissue, bones and teeth, and can also strengthen the walls of blood vessels, and assist us in the minimum daily intake of vitamin C is 3 grams. Foods rich in vitamin C include hawthorn, fresh dates, mangoes, grapefruits, tomatoes, bitter gourd, cauliflower, coriander, oranges, oranges, lemons, sweet potatoes, kiwi and strawberries.

VA has antioxidant properties and can prevent corneal malacia, dry eye disease, night blindness, and rough keratosis. Foods rich in VA mainly include animal liver, among which sheep liver has the highest content, carotene can be converted into VA in the human body, and is rich in vegetables and fruits such as carrots and citrus.

The main function of VD is to promote calcium absorption and prevent rickets and osteoporosis. Cod liver oil, fish oil, egg yolks, beef, butter, etc. are rich in VD. Among plant foods, mushrooms are relatively high. It is more important to get more sunlight, and the human body can form VD.

The main function of VC is to prevent scurvy and has an antioxidant effect. Vitamin C is rich in fresh vegetables and fruits, for normal and healthy people, a balanced diet, eating more fruits and vegetables can basically supplement the vitamin C needed by the body, and there is no need to supplement additional vitamin C products.