Who should not take vitamin C?

This is an automatically translated article. Vitamin C is water soluble but cannot be synthesized by the human body and is only strictly absorbed through the diet. When vitamin C deficiency, the patient is susceptible to infectious diseases, rickets with hemorrhagic manifestations, hyperkeratosis. However, vitamin C supplementation needs to be properly indicated, dosed and considered in the subjects. 1. Indications of vitamin CVitamin C is a water-soluble vitamin, antioxidant and also an essential cofactor for collagen biosynthesis, metabolism of carnitine, catecholamines, absorption of dietary iron. Humans cannot synthesize vitamin C, so it can only be obtained through a diet of fruits and vegetables. Citrus fruits, berries, tomatoes, potatoes, and green leafy vegetables are excellent sources of vitamin C. Although most vitamin C is completely absorbed in the small intestine, this percentage decreases as the concentration in the intestinal fluid increases. The proline radicals on proc...