Dr. Brian Lenzkes is an internal medicine doctor based in San Diego who has focused much of his attention on clinical nutrition. He owned his own medical practice with a group of physicians from 2004-2020 until transitioning into an independent membership-based practice, LowCarbMD San Diego. A professional speaker in the health and wellness sphere, Dr. Lenzkes also hosts the Life’s Best Medicine podcast and co-hosts the popular LowCarbMD podcast, which have a total of more than 5.3 million downloads.