Category Archives: Beta Carotene

Plant Foods Prevent Western Disease

Posted on February 23, 2015 by Robert Barrington

With industrialisation has come a shift from traditional diets to the modern Western diet. Traditional diets are those eaten prior to complex food processing, and generally they contain high amounts of unprocessed and unrefined foods that maintain their original nutrient … Continue reading →

Posted in Alpha Carotene, Antioxidant, Beta Carotene, Carotenoids, Coffee, Cryptoxanthin, Fruit, Polyphenols, Tea, Vegetables | Comments Off on Plant Foods Prevent Western Disease

Antioxidant Nutrients and Hearing Loss

Posted on February 16, 2015 by Robert Barrington

The role of antioxidant nutrients in human health is now well established. A number of antioxidants are produced endogenously in humans, the most well known cellular antioxidant being the glutathione system. Cellular levels of glutathione are inversely associated with all … Continue reading →

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Antioxidant Synergism

Posted on February 14, 2015 by Robert Barrington
Posted in Antioxidant, Beta Carotene, Carotenoids, Chalcones, Flavonoids, Glutathione, Glutathione peroxidase, Riboflavin, Selenium, Stilbenes, Terpenes, Tocopherols, Tocotrienols, Vitamin C, Vitamin E | Comments Off on Antioxidant Synergism

Spinach: Xanthophylls and Carotenes

Posted on May 26, 2014 by Robert Barrington
spinach

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Synthetic Vitamins

Posted on December 27, 2013 by Robert Barrington

Reference to synthetic vitamins is in fact a misnomer, because all vitamins are synthesised and therefore synthetic. To clarify terminologies, it should be stated that plants generally synthesise vitamins using enzymes in metabolic pathways, whereas man synthesises vitamins using chemical … Continue reading →

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Blue Genes: More on Biochemical Individuality

Posted on December 11, 2013 by Robert Barrington

Polymorphisms are variations in a particular coding region of a gene sequence, with single nucleotide polymorphisms being known as SNPs (‘SNIPS’). Because genes code for proteins, polymorphisms produce variety in the phenotypes of those genes. Such variation is clearly visible … Continue reading →

Posted in Antioxidant, Beta Carotene, Cancer, Cryptoxanthin, Genes, Lutein, Zeaxanthin | Tagged , | Comments Off on Blue Genes: More on Biochemical Individuality

Phytochemicals: Multicoloured Food

Posted on August 30, 2013 by Robert Barrington

Fruits and vegetables are thought to provide health benefits because of the plant chemicals they contain. Some plant chemicals are bioactive in humans and are of interest because they have been shown to reduce the risk of a number of … Continue reading →

Posted in Anthocyanins, Antioxidant, Beta Carotene, Carotenoids, Flavan-3-ols, Flavanones, Flavonoids, Flavonols, Fruit, Terpenes, Vegetables | Tagged , | Comments Off on Phytochemicals: Multicoloured Food

Vitamin Supplements and Memory

Posted on September 14, 2012 by Robert Barrington

Low B vitamin status has been shown to increase the risk of memory problems and dementia in the elderly. Trials using supplements of B vitamins have found benefits to cognitive performance, possibly because B vitamins are required for the production … Continue reading →

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Fruit and Vegetables for Improved Carotenoid Status

Posted on July 29, 2012 by Robert Barrington

High plasma carotenoid concentrations are associated with reductions in the risk of developing certain cancers, and high concentrations of particular carotenoids in the retina of the eye can be protective of damaging radiation. However, many clinical studies looking at the … Continue reading →

Posted in Alpha Carotene, Beta Carotene, Cancer, Cardiovascular Disease, Carotenoids, Cryptoxanthin, Lycopene, Zeaxanthin | Comments Off on Fruit and Vegetables for Improved Carotenoid Status

More on β-Carotene

Posted on July 27, 2012 by Robert Barrington

Epidemiological studies show that β-carotene intake and plasma levels shows an inverse association with certain forms of cancer. This protective effect may be due to the accumulation of carotenoids in the outer portion of cell membranes where they have antioxidant … Continue reading →

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