External information sources

• Diary of a CEO [15.9m subscribers] 

The Diary of a CEO is one of the world's most popular podcasts, hosted by British entrepreneur and investor Steven Bartlett. Launched in 2017, the show features long-form, "unfiltered" interviews with a wide range of influential figures—including business titans, experts, and celebrities—to uncover the "untold truths" behind their success and personal struggles.

• Best of Dr. Andrew Huberman [7.46m subscribers]

Dr. Andrew Huberman is a neuroscientist and tenured professor at the Stanford University School of Medicine. He is best known as the host of the Huberman Lab podcast, which is currently the #1 health and fitness podcast globally as of April 2026. His work focuses on neuroplasticity, brain development, and the application of science-based "protocols" to improve physical and mental health.

• Best of Thomas DeLauer [4m subscribers] 

Thomas DeLauer is a prominent nutrition and performance coach, author, and YouTube personality with over 4 million subscribers. He is widely recognized for his expertise in intermittent fasting, ketogenic dieting, and metabolic optimization. As of April 2026, he continues to release science-backed protocols through his popular YouTube channel and his Metabolic Optimization Podcast.

Glucose Fact Sheet