Category Archives: Vitamin C

Rose Hip Antioxidants in Marmalade and Jam

Posted on June 5, 2024 by Robert Barrington

Marmalade is a preserve made from citrus fruit, and in this regard is similar to jam, which is in turn made from berries. Marmalade is a popular food in developed Western culture and has been a staple food for many … Continue reading →

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Broccoli: Stability of Its Nutrients During Digestion

Posted on May 21, 2024 by Robert Barrington

Broccoli (Brassica oleracea) is a rich source of phytochemicals that may have significant health benefits. In particular, broccoli contains high amounts of polyphenols, glucosinolates and vitamin C, and these nutrients may explain its ability to reduce the risk of certain … Continue reading →

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Vitamin C in Carrots

Posted on May 20, 2024 by Robert Barrington

Carrots are perhaps best known for their orange colour which derives from their high concentrations of carotenoids (60 to 134 mg per kg). In particular, carrots are high in alpha-carotene and beta-carotene, and both of these carotenoids are bioavailable and … Continue reading →

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Vitamin E, Vitamin C and Exercise

Posted on December 21, 2023 by Robert Barrington

Exercise increases the oxidation of fuels and as a by-product of this energy generation there is a significant increase in the production of free radicals. This necessitates protective measures to be in place in order to prevent significant tissue damage. … Continue reading →

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Vitamin C As A Chelating Agent

Posted on January 30, 2023 by Robert Barrington

Heavy metals can have a significant detrimental effect on health. There are three main ways that this can happen. Firstly, the heavy metals can interfere with the absorption of trace minerals. Secondly, the heavy metals can interfere with trace mineral … Continue reading →

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Ascorbic acid: Natural versus Synthetic

Posted on August 19, 2022 by Robert Barrington

Ascorbic acid is an essential nutrient that can protect from the development of scurvy and other nutritional diseases related to bleeding. Ascorbic acid is only needed in small amounts to protect from scurvy and around 60 mg per day should … Continue reading →

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Selenium and Vitamin C: The Stress Connection

Posted on May 11, 2022 by Robert Barrington

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)

Posted on February 15, 2022 by Robert Barrington

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

Posted on November 26, 2021 by Robert Barrington

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?

Posted on July 29, 2021 by Robert Barrington

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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