Category Archives: Cobalamin

Does Vitamin C Interact with Vitamin B12?

Posted on August 26, 2015 by Robert Barrington

The main cobalamins with vitamin B12 activity in human nutrition are adenosylcobalamin, methylcobalamin, aquacobalamin and the conjugate base of aquacobalamin, hydroxocobalamin. Cyanocobalamin is a synthetic vitamin B12 analogue that can be converted in animals to active vitamin B12. It has … Continue reading →

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Folic Acid Deficiency: The Cardiovascular Disease Link

Posted on March 5, 2015 by Robert Barrington

Homocysteine is a product of cellular methionine metabolism. Evidence suggests that high levels of plasma homocysteine are a risk factor for cardiovascular disease. Homocysteine may interfere with endothelial physiology through inhibition of nitric oxide synthesis, inducing endothelial dysfunction possibly via … Continue reading →

Posted in Cobalamin, Endothelial Dysfunction, Folate, Homocysteine, Nitric Oxide, Oxidative Stress, Pyridoxine, Vitamin B | Comments Off on Folic Acid Deficiency: The Cardiovascular Disease Link

B Vitamin Status of Hypercholesterolaemic Men

Posted on March 2, 2015 by Robert Barrington

Elevated levels of plasma homocysteine are an independent risk factor for cardiovascular disease because homocysteine can cause damage to the endothelial linings of arteries. Homocysteine in humans can be metabolised to a number of different compounds and these metabolic steps … Continue reading →

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The Nutritional Content of The Shrimp

Posted on January 31, 2015 by Robert Barrington

Shrimps or prawns are crustaceans that belonging to the arthropod group of animals, in a subgroup that includes barnacles, crabs, krill, lobsters and crayfish. Prawns have a tough outer shell (like all crustaceans), covering a semi-translucent flesh that can be … Continue reading →

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Are Eggs Good For The Heart?

Posted on January 4, 2015 by Robert Barrington

Eggs have been part of the human diet since the chicken was first domesticated in Asia over 4000 years ago. Many people believe that eggs are detrimental to the health because they are energy (calorie), saturated fat and cholesterol dense. … Continue reading →

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Nutritional Recommendations for Vegetarians

Posted on December 16, 2014 by Robert Barrington

Generally vegetarianism can be healthy. Diets high in whole plant foods are known to confer health benefits, although the exact reason for the beneficial health effects of edible plants in not fully understood. Plants contain a number of essential and … Continue reading →

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Make Sure Your Mother Gets Her B12 (Before You Are Born)

Posted on November 11, 2014 by Robert Barrington

Choline is an important component of phospholipids, functions in lipid metabolism and is also able to form the neurotransmitter acetylcholine. Choline can be derived from the diet, but is also synthesised endogenously. The synthesis of choline requires methylation and this … Continue reading →

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Do Vegetarians Need Vitamin B12 Supplements?

Posted on September 18, 2014 by Robert Barrington
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The Betaine Folate Relationship

Posted on June 7, 2014 by Robert Barrington

Epigenetics is the relatively new science interested in the interaction between the environment and DNA. Environmental changes can influence genetic make-up through stable modification to gene expression not mediated by changes in DNA sequence. This is achieved through methylation of … Continue reading →

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