#819: Rhonda Patrick, Ph.D. — Protocols for Fasting, Lowering Dementia Risk, Reversing Heart Aging, Using Sauna for Longevity (Hotter is Not Better), and a Few Supplements That Might Actually Matter

The Tim Ferriss Show

Tim Ferriss: Bestselling Author, Human Guinea Pig

Lifestyle Design, Business, The 4-hour Workweek, Productivity, Timothy Ferriss Show, Startups, Tim Ferris, Entrepreneurship, Longform Interviews, Tools Of Titans, Timothy Ferriss, The Tim Ferriss Show, Tim Ferriss

4.6 • 17.4K Ratings

🗓️ 23 July 2025

⏱️ 151 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

Rhonda Patrick, Ph.D. (@foundmyfitness) is a biomedical scientist and the founder of FoundMyFitness, a platform dedicated to delivering rigorous, evidence-based insights on improving healthspan and mitigating age-related diseases.

Sponsors:

Momentous high-quality creatine and other supplements: https://livemomentous.com/tim (code TIM for up to 35% off)

David Protein Bars 28g of protein, 150 calories, and 0g of sugar: https://davidprotein.com/tim (Buy 4 cartons, get the 5th free.)

Monarch Money track, budget, plan, and do more with your money: MonarchMoney.com/Tim (50% off your first year at monarchmoney.com with code TIM)

Helix Sleep premium mattresses: https://HelixSleep.com/Tim (27% off all mattress orders)

Timestamps (more detailed timestamps will be added):

00:00 Intro

08:10 Aging Parents

32:59 Fasting

41:05 Ketosis

01:01:29 VO2 Max

01:20:29 Sauna

01:30:43 Creatine

01:42:41 Vitamin D

01:53:55 Microplastics

02:05:10 Alcohol

02:18:22 Psychedelics

For show notes and past guests on The Tim Ferriss Show, please visit tim.blog/podcast.

For deals from sponsors of The Tim Ferriss Show, please visit tim.blog/podcast-sponsors

Sign up for Tim’s email newsletter (5-Bullet Friday) at tim.blog/friday.

For transcripts of episodes, go to tim.blog/transcripts.

Discover Tim’s books: tim.blog/books.

Follow Tim:

Twitter: twitter.com/tferriss

Instagram: instagram.com/timferriss

YouTube: youtube.com/timferriss

Facebook: facebook.com/timferriss

LinkedIn: linkedin.com/in/timferriss

Past guests on The Tim Ferriss Show include Jerry Seinfeld, Hugh Jackman, Dr. Jane Goodall, LeBron James, Kevin Hart, Doris Kearns Goodwin, Jamie Foxx, Matthew McConaughey, Esther Perel, Elizabeth Gilbert, Terry Crews, Sia, Yuval Noah Harari, Malcolm Gladwell, Madeleine Albright, Cheryl Strayed, Jim Collins, Mary Karr, Maria Popova, Sam Harris, Michael Phelps, Bob Iger, Edward Norton, Arnold Schwarzenegger, Neil Strauss, Ken Burns, Maria Sharapova, Marc Andreessen, Neil Gaiman, Neil de Grasse Tyson, Jocko Willink, Daniel Ek, Kelly Slater, Dr. Peter Attia, Seth Godin, Howard Marks, Dr. Brené Brown, Eric Schmidt, Michael Lewis, Joe Gebbia, Michael Pollan, Dr. Jordan Peterson, Vince Vaughn, Brian Koppelman, Ramit Sethi, Dax Shepard, Tony Robbins, Jim Dethmer, Dan Harris, Ray Dalio, Naval Ravikant, Vitalik Buterin, Elizabeth Lesser, Amanda Palmer, Katie Haun, Sir Richard Branson, Chuck Palahniuk, Arianna Huffington, Reid Hoffman, Bill Burr, Whitney Cummings, Rick Rubin, Dr. Vivek Murthy, Darren Aronofsky, Margaret Atwood, Mark Zuckerberg, Peter Thiel, Dr. Gabor Maté, Anne Lamott, Sarah Silverman, Dr. Andrew Huberman, and many more.

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Transcript

Click on a timestamp to play from that location

0:00.0	Hello, boys and girls, ladies and germs, this is Tim Ferriss, and welcome to another episode
0:04.5	of The Tim Ferriss Show, where it is my job to interview and deconstruct world-class
0:09.3	performers, but also sometimes to raid the learnings and toolkits and actionable takeaways
0:16.1	from people like scientists who are also implementing what they learn on themselves.
0:22.3	My guest today is one such person.
0:24.3	I had her on very early in the podcast game, and I've had her on multiple times.
0:29.9	Rhonda Patrick, PhD, here to share the latest and greatest.
0:33.4	She is a biomedical scientist and the founder of Found My Fitness,
0:37.2	a platform dedicated to delivering
0:39.2	rigorous, evidence-based insights on improving health span and mitigating age-related diseases.
0:45.6	She and I text offline a lot about all of this and more.
0:50.2	Through her podcast website and YouTube channel, reaching millions globally, she translates
0:54.7	complex science into actionable strategies for metabolic health, brain aging, and overall improved
1:01.1	health span. She is an associate scientist and board member at the Faddy Acid Research Institute,
1:06.4	where her work focuses on the role of omega-3 fatty acids in metabolic health and brain aging.
1:11.2	Her peer-reviewed publications have appeared in top-tier journals, including Nature Cell Biology,
1:17.1	the FASB journal, and experimental gerontology. You can find all things Rhonda Patrick PhD at
1:23.5	foundmyfitness.com, and you can find her on X and other places at Found My Fitness.
1:30.1	So just a few words from the folks who make this podcast possible, and then we'll get right
1:35.1	into this very wide-ranging and actionable conversation with Rhonda Patrick.
1:42.3	Creatine isn't just for muscle, it turns out. It's essential daily fuel for your brain, your
1:46.8	body, and long-term performance. For me, I have Alzheimer's and dementia risk in my family.
	...

Transcript will be available on the free plan in 6 days. Upgrade to see the full transcript now.

Previous episode | Next episode

Disclaimer: The podcast and artwork embedded on this page are from Tim Ferriss: Bestselling Author, Human Guinea Pig, and are the property of its owner and not affiliated with or endorsed by Tapesearch.

Generated transcripts are the property of Tim Ferriss: Bestselling Author, Human Guinea Pig and are distributed freely under the Fair Use doctrine. Transcripts generated by Tapesearch are not guaranteed to be accurate.