The conversation often starts like this, “What’s my vitamin D level, Doc?” or “I’d like to check my vitamin D level?” A big part of my job is interpreting lab results for patients and almost irrespective of the condition, the journey usually begins at the interpretation of the complete blood count or CBC for short, and typically culminates at the vitamin D test. Less by design, and more by default -it’s just how labs are typically reported. Working through this interpretatio
“What multivitamin are you taking?” I asked. “It’s the…over 50…for women,” the patient began and then told me the brand name.
“I would suggest you stop taking that supplement…” I offered.
“Why?” the patient asked.
“It contains Vitamin A and beta carotene which increases the risk of certain cancers in smokers.”
“What?!” the patient gasped, “really?”
“Yup, we’ve known this for a long time. Yet, sadly, most supplement companies continue to add vitamin A and beta carotene to