Category Archives: Vitamin C

Selenium and Vitamin C: The Stress Connection

A number of nutrients are associated with protection from chronic stress. The basis for this differs between nutrients, but one category of anti-stress nutrients may function through an antioxidant mechanism. Both selenium and vitamin C are important nutrients required for … Continue reading

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Vitamin C and Isothiocyanate Concentrations in Watercress (Nasturtium officinale)

Watercress (Nasturtium officinale) is a Brassica family vegetable. Watercress is rich in antioxidants which may explain its health effects. For example, studies show that the leaves of watercress contain 43 milligrams of vitamin C per 100 grams of fresh leaves. … Continue reading

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Winter Time: Increase Your Vitamin C

Vitamin C is an essential nutrient required for a number of functions in humans. Unlike most animals, humans do not have the ability to synthesise vitamin C endogenously and so must consume their vitamin C in the diet. The requirement … Continue reading

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Can Vitamin C Suppress Cortisol Levels?

There is evidence that vitamin C is able to suppress blood levels of cortisol in humans. In one study a group of researchers administered synthetic corticotropin (a hormone that causes the release of cortisol) to a group of children as … Continue reading

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Vitamin C and Vitamin E Synergism

Vitamin C and vitamin E (tocopherols and tocotrienols) are important antioxidants in human nutrition. Studies show that both antioxidants are essential to health and both play a similar although distinct role in protecting cells from the damage caused by free … Continue reading

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The Effects of L-Carnitine Supplements on Weight Loss

L-carnitine is a nutrient factor that is present in the diet but also synthesised by cells. One of the functions of L-carnitine is to shuttle fatty acids into the mitochondria where they are oxidised to produce energy. Some evidence suggests … Continue reading

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Does A Vitamin C Deficiency Reduce Fat Oxidation?

Vitamin C plays a role in the maintenance of correct body weight. One reason for this is that vitamin C is required for the biosynthesis of carnitine, a molecule that is necessary for the oxidation of fatty acids. A deficiency … Continue reading

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Exercise Stress: The Effects of Antioxidants

Antioxidants may have significant benefits to athletes. Exercise is a form of stress, and the detrimental effects of exercise, at least in the short term, may be a significant increase in the generation of free radicals and oxidative stress. This … Continue reading

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Vitamin C Reduces Stress Response

Stress is particularly damaging to the body because it causes detrimental changes to normal homeostatic function. When stress is acute, hormonal and nervous activity occurs that restores normal function after a period of rest and adaptation. Exercise is a form … Continue reading

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Vitamin C: Not Just An Antioxidant

Perhaps the best known nutritional role for vitamin C is as an antioxidant. In this role, vitamin C can reduce levels of oxidative stress and also plays a key role in certain reactions, most notably in the synthesis of collagen. … Continue reading

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