Category Archives: Parathyroid Hormone

Vitamin D: Vitamin or Hormone?

Posted on January 5, 2016 by Robert Barrington

Vitamin D is usually classified as a vitamin, nutritionally. However, it is not a true vitamin because it can be synthesised in the skin of humans from the action of ultraviolet light on cholesterol. Therefore vitamin D is not an … Continue reading →

Posted in 1,25-dihydroxyvitamin D / Calcitriol, 25-hydroxyvitamin D, Calcium, de Novo Lipogenesis, Insulin Resistance, Parathyroid Hormone, Vitamin D, Weight Loss | Comments Off on Vitamin D: Vitamin or Hormone?

More On vitamin D Insufficiencies

Posted on March 17, 2015 by Robert Barrington

In humans vitamin is activated to 25-hydroxyvitamin D in the liver. Plasma levels of 25-hydroxyvitamin D are the accepted marker for vitamin D status. Levels of 25-hydroxyvitamin D are increasingly being reported as being insufficient for human health. Vitamin D … Continue reading →

Posted in 25-hydroxyvitamin D, Calcium, Fibre, Parathyroid Hormone, Vegetarian, Vitamin D | Comments Off on More On vitamin D Insufficiencies

Calcium and Bones: Lessons from Cholesterol

Posted on March 3, 2015 by Robert Barrington

Osteoporosis is a skeletal disease characterised by a chronic demineralisation of the bone tissue. Loss of calcium from long bones and the spine is particularly problematic because it structurally weakens the skeleton and increases the risk of fractures significantly. Osteoporosis … Continue reading →

Posted in Bone Health, Calcium, Macrominerals, Osteoporosis, Parathyroid Hormone, pH Balance | Comments Off on Calcium and Bones: Lessons from Cholesterol

Magnesium and Bone Health

Posted on November 25, 2012 by Robert Barrington

Based on the volume of research, calcium is the most commonly associated mineral with bone formation, structure and health. But bone is a complex composite that contains a number of essential minerals. The skeleton can act as a reservoir for … Continue reading →

Posted in Bone Health, Calcium, Magnesium, Parathyroid Hormone, Vitamin D | Comments Off on Magnesium and Bone Health

The Calcium Paradox Disease

Posted on June 4, 2012 by Robert Barrington

That calcium is involved in the proper regulation of body weight is now well established in the scientific literature and this topic has been extensively reviewed1,2,3,4. While the inverse association between calcium and body weight is fairly well reported, the … Continue reading →

Posted in 1,25-dihydroxyvitamin D / Calcitriol, Calcium, Parathyroid Hormone, Vitamin D, Weight Loss | Comments Off on The Calcium Paradox Disease

Vitamin D, Parathyroid and Insulin Sensitivity

Posted on January 21, 2012 by Robert Barrington

Clinical evidence suggests that vitamin D may be important in maintaining proper insulin function. Epidemiological research supports this contention because there is evidence that type I diabetes is negatively associated with sun exposure. Vitamin D is hydroxylated in the liver … Continue reading →

Posted in Insulin, Insulin Resistance, Parathyroid Hormone, Vitamin D | Comments Off on Vitamin D, Parathyroid and Insulin Sensitivity