ENCORE: Q&A with Leyla, Part 2: Berberine v. Metformin for Controlling Blood Sugar

I have lupus and Sjogren’s. Are there any supplements I should avoid?; Is Berberine just as effective at controlling blood sugar as Metformin?; I have COPD. Should I take a flu and pneumonia shot every year as a precaution?; What’s the optimum level of testosterone for a 76-year-old male? Click HERE for part 1.