What is vitamin C? Avoid taking it with these foods

Vitamin C is a trace element, and its benefits to the human body are self-evident. It can maintain immune function and keep blood vessels intact. It also has the effect of lightening spots. People can consume it in moderation. However, avoid eating it with the following foods.

1. Function

Vitamin C is necessary for antibody and collagen formation, tissue repair (including certain redox effects), metabolism of phenylalanine, tyrosine, folic acid, utilization of iron and carbohydrates, synthesis of fat and protein, maintenance of immune function, hydroxylation and serotonin, maintaining vascular integrity, and promoting non-heme iron absorption. Vitamin C also has antioxidant and anti-free radical properties, and inhibits the formation of tyrosinase, thereby achieving the effects of whitening and freckle removal.

In the human body, vitamin C is a highly effective antioxidant that reduces the oxidative stress of the ascorbate peroxidase substrate.

stress). There are also many important biosynthetic processes that require the participation of vitamin C.

Since most mammals can synthesize vitamin C in their livers, there is no problem of deficiency; however, a few animals such as humans, primates, and marmots cannot synthesize it on their own and must obtain it through food, medicine, etc.

Contraindications

1. Vitamin C should be taken on an empty stomach, but patients with gastrointestinal ulcers should use it with caution to avoid irritation to the ulcer surface, which may lead to ulcer deterioration, bleeding or perforation.

2. People with poor kidney function should not take too much vitamin C. If you take excessive doses of vitamin C for a long time, it may cause excessive stomach acid, gastric reflux, and even urinary stones. Especially people with kidney deficiency should take less vitamin C.

3. Do not stop taking vitamin C suddenly after taking a large amount of it. If you stop taking it suddenly, it will cause withdrawal reactions, aggravating or recurring symptoms. You should gradually reduce the dosage until you stop taking it completely.

4. Vitamin C should not be used together with isoniazid, aminophylline, streptomycin, penicillin and sulfonamides; otherwise, the efficacy of the above drugs will be reduced or ineffective due to the acidic environment.

5. Vitamin C has a destructive effect on vitamin A. Especially after taking a large amount of vitamin C, it will promote the excretion of vitamin A and folic acid in the body. Therefore, when taking a large amount of vitamin C, you must pay attention to the adequate intake of vitamin A and folic acid.

6. Using vitamin C together with enteric-coated aspirin tablets will accelerate their excretion and reduce their efficacy.

7. Do not take ginseng while taking vitamin C.