National Nutrition Professional Supplement Reviews with Leading Health Expert Karlene Karst. Karlene gives us a 3-minute professional supplement review on Gummy Vitamins and how you can use it for people who don’t enjoy taking traditional supplements. To learn more about…

National Nutrition Professional Supplement Reviews with Leading Health Expert Karlene Karst. Karlene gives us a 3-minute professional supplement review on Methylcobalamin and what this form of B Vitamin can do for the brain. To learn more about Methylcobalamin and how…