Is it okay to take a vitamin C a day? I believe that everyone is no stranger to vitamin C. Many people will take vitamin C to supplement the nutrition their bodies need. Next, I'll take you to know about a piece of vitamin C next day.

Is it ok to take a tablet of vitamin C a day 1 It depends on the situation: healthy people are not recommended to take one tablet a day, and the amount of the substance ingested from food is basically enough for the human body, so it is not necessary to take a vitamin C tablet specially.

If people really need to take it, they should also take it under the guidance of a doctor, but they can't take it too much for a long time, which will do great harm to their health.

Related knowledge: The theoretical basis for taking one tablet of vitamin C every day is that the recommended intake of vitamin C for preventing non-communicable chronic diseases (PI-NCD) in the "Dietary Nutrient Reference Intake of China Residents (DRIS for short) 2013" issued by China Nutrition Society is 200mg, while the average person takes about 100mg from food, so he has to take an extra tablet/.

It is harmful for healthy people to eat a lot of vitamin C for a long time.

If you take vitamin C tablets for a long time, it may have the following side effects: it may cause diarrhea, hyperacidity and stones; It is easy to cause thrombosis and increase the risk of stroke; It may affect the fertility of women and the development of the fetus; May cause hyperuricemia and uric acid stones; There are also some people who take vitamin C tablets orally for a long time to enhance their immunity because of their poor immune system, but if they stop taking the drugs suddenly, they will cause tooth loosening and gum bleeding.

The role of vitamin c

Vitamin C has the functions of promoting collagen synthesis, promoting antibody formation, promoting iron absorption, assisting in the treatment of anemia, resisting oxidation and scavenging free radicals (that is, vitamin C acts as an electron donor and neutralizes free radicals in vivo); Prevention of cancer: (that is, vitamin C can block the synthesis of carcinogen N- nitroso compounds) and other effects.

Is it OK to take a tablet of vitamin C a day? 2 Generally speaking, we adults need to supplement 50~ 100mg of vitamin C every day. If we have a cold, we can supplement 100~200mg of vitamin C. Vitamin C supplementation mainly depends on our physical condition.

If you are very deficient in vitamin C, you may need to take a high dose of vitamin C, but remember that the maximum dose should not exceed 1000mg. If a small amount is deficient, you can take a low dose, such as vitamin C tablets, 3 to 6 tablets a day for adults and 0 to 3 tablets for children.

Although vitamin C tablets are health care products, they should not be taken in excess for one day. Long-term overdose will lead to the formation of oxalic acid in the body, which is a potential threat to the formation of renal oxalate stones.

In addition, in some cases, vitamin C chewable tablets will also have a good health care effect on the body. Vitamin C can make the injured wound heal faster, effectively prolong the life of the body, promote the growth of teeth and bones, and better prevent gum bleeding. Vitamin C should be chewed before it can be swallowed. Adults should take 2 tablets per day 1 time.

Please don't take vitamin drugs at will if there is no shortage of vitamins. You can supplement them with food, such as kiwi fruit, tomatoes, apples, etc. These all contain a lot of vitamin C and other vitamins, and there will be no adverse reactions through food. You don't want other vitamins to be poorly absorbed and lost after taking the drugs for a long time.

Is it ok to take a tablet of vitamin C a day? What role does vitamin C have?

1, enhance immunity

Vitamin C can enhance immunity because it can enhance the activity of white blood cells and antibodies in immune cells, and stimulate the human body to produce active substances to promote immunity, eliminate viruses and reduce the loss of white blood cells.

2. Prevent colds

Vitamin c can prevent colds because it can enhance human immunity, promote the formation of a constitution that is not easy to catch a cold, and prevent the invasion of popular and lovely viruses.

3. Prevention and treatment of osteoporosis

Vitamin c can prevent and treat osteoporosis. Bone is not formed by calcium alone. Collagen protein can make mesh-like tissue to make calcium dense, and the formation of collagen cannot be separated from vitamin C..

4, prevention and treatment of stroke and arteriosclerosis

Vitamin C can prevent and treat cerebral apoplexy and arteriosclerosis. Vitamin C has antioxidant effect, which can prevent low-density lipoprotein and cholesterol from attaching to the blood vessel wall. At the same time, it can also turn cholesterol into bile acid and excrete it, promote the collagen growth of blood vessel wall and prevent blood vessel rupture.

5. Prevent anemia

Vitamin c can prevent anemia. Anemia needs to be supplemented with iron folic acid tablets, vitamin C and other ingredients. Vitamin C can help the intestine fully absorb iron, make iron fully utilized by the human body, and promote the formation of hemoglobin in bone marrow.

6. Anti-scurvy

We all know that vitamin C is also called ascorbic acid. This is because when people are seriously deficient in vitamin C, there will be symptoms of scurvy such as gingival bleeding, and once they start taking enough vitamin C, the symptoms of scurvy will disappear.

7. Promote wound healing

Vitamin C is very important not only for the formation of connective tissue, but also for the healing of wounds and fractures. Because vitamin C helps the injured part to form new tissues.

8. Prevent the formation of color spots

Vitamin c can prevent the formation of pigmentation. Vitamin C is a good whitening product, its strong antioxidant effect can effectively inhibit the activity of melanin, has whitening effect, and can effectively prevent the formation of pigmentation.

Dietary taboos of vitamin c

1, milk

Vitamin C is best not to be eaten with milk. Milk contains an oxidizing substance, vitamin B2. At this time, taking vitamin C is easy to be oxidized by vitamin B2, and at the same time, vitamin B2 is reduced, both of which have lost their due functions.

Except milk, other dairy products such as milk slices and cheese should not be eaten with vitamin C.

2. Animal liver

It is best not to eat vitamin C with animal liver. This is because the copper contained in animal liver is easy to react with vitamin C, which makes vitamin C lose its original function.

In addition to animal liver, other copper-rich products such as chicken gizzards, oysters, green beans and so on.

3. Alcoholic beverages

It is best not to eat vitamin C with alcoholic beverages. Alcohol will affect the absorption of vitamin C in the stomach, and the normal metabolism of alcohol will be affected without vitamin C.

4. Smoking

It is best not to smoke when taking vitamin C. Studies have shown that smoking can change the performance of vitamin C in saliva and become a substance harmful to health. But smokers can eat more fruits and vegetables in peacetime to help reduce the harm of smoking.

5. Shellfish aquatic products

Vitamin C is best not to drink shellfish and eat it together. If it is mixed in large quantities for a long time, it may lead to toxic accumulation in the body. It's okay to eat together once in a while

6, some drugs

When taking vitamin C, some drugs such as sulfonamides, aspirin and cholesterol-lowering drugs should not be taken with it. Sulfanilamide drugs are easy to produce sulfanilamide crystals and cause stones, while aspirin is easy to affect the efficacy and the absorption and utilization of vitamin C.