Category Archives: Lutein

Xanthophylls and Carotenoids as Antioxidants

Posted on July 14, 2016 by Robert Barrington

Animals are chemotrophs, meaning that they obtain their energy from other organisms, ultimately plants. Animals therefore have no reason to expose themselves excessively to sunlight, which can be damaging when in excess. Animals can protect themselves from the damaging effects … Continue reading →

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Xanthophylls For Eye Health

Posted on December 6, 2015 by Robert Barrington
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Should We Eat Raw Vegetables?

Posted on October 11, 2014 by Robert Barrington

A high intake of vegetables is associated with improve health outcomes. The exact reason for this is not known, but may relate to the presence of biologically active phytochemicals in plant tissues. Many of these chemicals are secondary metabolites of … Continue reading →

Posted in Brassica, Broccoli, Carotenoids, Flavonoids, Glucosinolates, Lutein, Lycopene, Onions, Quercetin, Terpenes, Vegetables | Comments Off on Should We Eat Raw Vegetables?

Antioxidants to Protect the Eyes

Posted on September 8, 2014 by Robert Barrington

Cataracts are a leading cause of blindness in the elderly, and this is more true in developing nations where surgery for cataracts is less common. Cell culture experiments suggest that oxidative stress plays a role in the formation of cataracts … Continue reading →

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Spinach: Xanthophylls and Carotenes

Posted on May 26, 2014 by Robert Barrington
spinach

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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

Lycopene and Cardiovascular Disease

Posted on October 7, 2011 by Robert Barrington

Lycopene is a carotenoid found in high concentrations in tomatoes and tomato products. It is also present in apricots, pink grapefruit, watermelon and papaya, but these foods tend not to be eaten in large amounts and so are not important … Continue reading →

Posted in Cardiovascular Disease, Carotenoids, Cryptoxanthin, Lutein, Lycopene, Zeaxanthin | Comments Off on Lycopene and Cardiovascular Disease