Vitamin C is, perhaps, the most important skincare ingredient.  It stimulates the formation of collegen, the skin's structural protein.  But this vitamin is very fragile, and so most companies use a synthetic version.  The problem is that it does not work.  On tonight's show, I discuss why that is.  We also talked about all the "things" that grow on the skin, from freckles to seborrheic keratoses, to moles and skin cancers.  Finally, Dr. Gupta, from Robert Wood Johnson, discussed the newest treatment for brain bleeds.  Tune in!