Category Archives: Vitamin E

The Tocopherol Transfer Protein

Posted on December 10, 2024 by Robert Barrington

Vitamin E is a group of 8 isomers that share a biological activity with the main form alpha tocopherol. Vitamin E is an important antioxidant in humans and animals, where its primary role is to protect the cell membranes from … Continue reading →

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Fish Oils Without Vitamin E: Potential Lipid Peroxidation

Posted on November 25, 2024 by Robert Barrington

Fish oils are a potential source of two long chain marine fatty acids. These fatty acids are eicosapentaenoic acid (EPA, C20:5 (n-3)) and docosahexaenoic acid (DHA, C22:6 (n-3)). These two fatty acids can feed into the essential fatty acid pathway … Continue reading →

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Vitamin E and Exercise

Posted on October 29, 2024 by Robert Barrington

Exercise is associated with significant metabolic stress and the degree of this stress is related to the relative intensity of the exercise and the fitness of the individual. Eccentric skeletal muscle movements, those that require contraction under conditions of elongation, … Continue reading →

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The Best Antioxidant for Your Brain?

Posted on March 11, 2024 by Robert Barrington

The human brain is composed of a high concentration of lipids, many of which are phospholipids and their derivatives. Diets rich in essential fatty acids improve brain function and efficiency. However, the essential fatty acids are polyunsaturated, and this increases … Continue reading →

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The Absorption of Vitamin E

Posted on January 3, 2024 by Robert Barrington

Vitamin E is an essential substance for humans but having vitamin E in the diet does not guarantee that a deficiency will not develop. For vitamin E to act in its vitamin E role it must be absorbed and this … Continue reading →

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Is There A Specific Role for Gamma Tocopherol

Posted on January 2, 2024 by Robert Barrington

There are 8 isoforms of vitamin E with gamma tocopherol being one of them. Like all forms of vitamin E, gamma tocopherol possesses lipid peroxidation preventing properties on account of its antioxidant effects. In particular, gamma tocopherol accumulates in cell … Continue reading →

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The Bioavailability of Tocotrienols

Posted on December 27, 2023 by Robert Barrington

Tocotrienols are an important form of vitamin E that may have certain health effects that differ from the other main form of vitamin E, the tocopherols. However, in order for tocotrienols to be effective and beneficial for the health, it … Continue reading →

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The Benefits of Mixed Tocopherols

Posted on December 26, 2023 by Robert Barrington

Tocopherols and tocotrienols are chemicals found in plants that share the activity of vitamin E. Vitamin E is therefore a group name for a number of phytochemicals with the physiological activity of the main tocopherol, that is alpha-tocopherol. Although these … Continue reading →

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Saffron and Reproductive Protection

Posted on December 25, 2023 by Robert Barrington

Evidence suggests that free radicals and reactive oxygen species are able to cause significant damage to the tissues of the testes and in this way can significantly reduce reproductive function and health. Antioxidants are one way to prevent this damage, … Continue reading →

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The Role of Vitamin E in Immunity

Posted on December 22, 2023 by Robert Barrington

Vitamin E is best known for its role as a lipid soluble antioxidant in human nutrition. In this role, vitamin E protects lipid membranes from peroxidation and in this way protects the cells from damage. However, vitamin E also has … Continue reading →

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