Professor Kerry Bone. Berberine vs. Metformin for Longevity, Ashwagandha for Muscle Strength, & Botanical Medicines mechansism of action on mitochondria (mTOR & AMPK biochemical mechanisms of botanical medicines). Professor Kerry Bone discusses the quality control & quality assurance (QAQC) issues with botanical medicines in the global and USA markets. We also discuss the biochemical mechanisms of herbs which benefit longevity, muscle strength, and why berberine is more effective & safe for longevity than metformin.Professor Kerry Bone is the co-founder and innovation driver at MediHerb, where he serves as Director of Research and Development. As a recognition of this role (and in conjunction with his research colleagues), in 2016 MediHerb was awarded the American Botanical Council’s (ABC’s) Varro E. Tyler Award for excellence in Phytomedicinal (Herbal) Research.As part of his educational role, Kerry is Adjunct Professor at New York Chiropractic College, providing input into their postgraduate applied nutrition program. He also founded the successful Masters of Health Science (Herbal Medicine) course at the University of New England in 2004, and served there as Associate Professor from 2004 to 2012.Kerry is co-author of around 40 scientific papers on herbal research, including original research and systematic reviews. He currently serves as the only Australian member of the editorial board of the journal Phytomedicine, the top herbal research journal in the world, and is on the advisory board of the ABC.He has also written or co-written six popular textbooks on herbal medicine. His most recent with Simon Mills, the second edition of Principles and Practice of Phytotherapy, was awarded the 2013 James A. Duke Excellence in Botanical Literature Award by the ABC, which is the second time these authors have received this distinguished award.He still maintains a busy herbal and naturopathic practice in Toowoomba, Queensland, where he has been in continuous service for 34 years.