At-risk groups for vitamin D deficiency include indoor dwellers, individuals with darker skin, those with low dietary intake, and people with absorption issues or certain medications. Who’s at ...

low iron or vitamin B12 levels, or some other health conditions and medications can lead to anemia – which causes tiredness, ...

Can Low Vitamin D and B12 Cause Hair Loss? Yes, low vitamin D and B12 levels can be hair buzzkills. Both these vitamins are essential for healthy hair growth, and if you're deficient, you might ...

Speculation: An excess of parathyroid hormone rather than a simple deficiency of vitamin D at the renal tubular epithelial cell appears to cause the disturbance of transport affecting the ...