I only get vitamins and supplements from health food stores. Often the clerks there are well trained, but supermarket and drugstore clerks are predictably clueless or not willing to say anything.
“I only get vitamins and supplements from health food stores. Often the clerks there are well trained, ...”
I always get my medical advice from minimum wage clerks!
Generally speaking, health food stores have higher quality vitamins and supplements than grocery stores or pharmacies. It is always best to do your homework before you buy. Find a trustworthy holistic physician to help you out.