Vitamin D Deficiency May Increase Cancer Risk ... Know The Dangerous Side Effects Dry and scaly rashes, which begin to itch and then cause pain can be due to a deficiency of biotin, or vitamin ...

Low vitamin D levels can cause muscle weakness, cramps and bone pain. You'll generally feel muscle weakness in your upper ...

Reports linking a deficiency in vitamin D to COVID ... “Patients that don't get enough vitamin D often have more rashes,” she explains. “They have more hormone imbalances, and these are ...