Category Archives: Spinach

Carotenoid Rich Foods for Skin Protection

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Prevention of Cataracts: Lutein

Free radicals are chemicals that are able to oxidise cells and tissues. This oxidation process leads to tissue damage and can often create chain reactions that cause further damage to cellular components. Antioxidants have been shown to be beneficial to … Continue reading

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Nitrates from Vegetables: Do They Lower Blood Pressure?

Processed red meat has been investigated for its high nitrate and nitrite concentrations (nitrate is the oxidised form of nitrite and both are added to various sorts of processed meats as preservatives). Nitrates and nitrites can be converted to nitrosamines … Continue reading

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More on the Factors Affecting Non-Haem Iron Absorption

Iron is an essential trace mineral required for the transport of oxygen in blood as well as acting as a cofactor to a number of enzymes, most notably tyrosine hydroxylase. Dietary iron originates from two main sources in man. Haem … Continue reading

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Antioxidants to Protect the Eyes

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

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