Vitamin D Depletion

Vitamin D isn’t really a vitamin. Whatever the original source – sunlight, food or supplements – vitamin D is turned by your liver into a hormone called calcitriol – or ‘activated vitamin D’. Without supplementation you get most of your vitamin D from sunlight, because surprisingly small amounts are found in a relatively few foods – … Read more

Vitamin D and limb strength

Dr Paul Clayton’s Health Newsletter Autumn 2015 Vitamin D supplementation significantly increases upper and lower limb strength, a review of seven trials has found. Previous research on vitamin D has focused on supplementation and muscle strength in frail, deficient and elderly women. This latest review – compiled by researchers at Queen Mary University of London … Read more

Vitamin K and Calcium

Dr Paul Clayton’s Health Newsletter Autumn 2015 Vitamin K, and especially vitamin K2, has an important role in maintaining healthy calcium levels in various tissues. Specifically, it is one of the keys to keeping calcium and magnesium in the bones, where it is wanted, and preventing these minerals from building up in the soft tissues … Read more

Best vitamins for the elderly

Dr Paul Clayton 2014 Ensuring older people have enough nutrition can be a challenge. It’s not just a question of preventing deficiency – the real focus should be on making sure they have the optimum range and optimum amount of the nutrients that can reduce the risk of what are termed ‘age-related’ illnesses. On average, … Read more

Osteoporosis – Vitamin K is critical

Dr Paul Clayton 2006 The critical involvement of vitamin K in calcium balance has been known for some time in clinical science. But it is still largely ignored by a medical profession that remains mired in pharmaceutical thinking. A well-conducted meta-analysis has been reported in a respected journal. It has shifted the debate forward to … Read more