vitamin D

Vitamin A: Friend or Foe

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Reading Time: 6 minutes
It is well established that high retinoic acid (RA)  levels leads to teratogenic effects both in human and experimental models. Brain abnormalities such as…

So How Much Vitamin D do I Need?

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Reading Time: 10 minutes
In practice life a number of questions arise relating to all supplemental suggestions and vitamin D is no different. •          What do I need…

Cod Liver Oil vs TB

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Reading Time: 4 minutes
In a feature article in the Christmas 2011 edition of the well-known British Medical Journal, Professor Emeritus Malcolm Green revisited an 1848 study looking…