Sorry, vegans: meat, dairy, fish, and shellfish remain the only significant sources of B12 in the human diet.
New Primal Blueprint Podcasts
Episode 88: Christopher Walker: Host Brad Kearns sits down with Christopher Walker, a former collegiate triathlete who, after discovering his testosterone had dropped to a dangerously low 11 ng/dl due to overtraining and a pituitary tumor, developed a holistic program to boost it to an incredible 1129 ng/dl. In this episode, you’ll learn everything you need to know about testosterone—how to increase it naturally, why it’s so important for health and happiness, how our training, sleep, and diet can affect our levels.
Each week, select Mark’s Daily Apple blog posts are prepared as Primal Blueprint Podcasts. Need to catch up on reading, but don’t have the time? Prefer to listen to articles while on the go? Check out the new blog post podcasts below, and subscribe to the Primal Blueprint Podcast here so you never miss an episode.
Mark Sisson is the founder of Mark’s Daily Apple, godfather to the Primal food and lifestyle movement, and the New York Times bestselling author of The Keto Reset Diet. His latest book is Keto for Life, where he discusses how he combines the keto diet with a Primal lifestyle for optimal health and longevity. Mark is the author of numerous other books as well, including The Primal Blueprint, which was credited with turbocharging the growth of the primal/paleo movement back in 2009. After spending three decades researching and educating folks on why food is the key component to achieving and maintaining optimal wellness, Mark launched Primal Kitchen, a real-food company that creates Primal/paleo, keto, and Whole30-friendly kitchen staples.