Still, Dr. Bleich says that vitamin D is a relatively safe supplement to take, provided you keep your intake under FDA-approved limits of 100 micrograms or 4,000 IU per day. (Levels beyond that are ...

For the unlucky folks who are battling a stuffy nose, Ron Eccles, an emeritus biosciences professor at Cardiff University, ...

Certain vitamin deficiencies can lead to unpleasant side effects, like low mood, tiredness, bleeding gums, brittle nails, hair loss, vision problems and aches ...

There are several vitamins and minerals that the body needs to function properly, and there are certain warning signs you're ...