They are just a standard men's multivitamin, from a nutrition company that sells the like of protein shakes, athletic supplements, women's multivitamins, etc...
And you are right, of course, about a doctor's visit. I don't have insurance right now, so I have to be selective about how often I go. In addition to finally finishing my Bachelor's degree, I do work, so I can afford an occaisional visit, and I will schedule one...