Fix What’s Making You Feel Old—From Joints to Mitochondria | Dr. Greg Kelly

Dave Asprey

Jun 27, 2025

Episode description

You feel stiff, tired, or older than you should—and this episode shows you how to reverse it. Learn how to fix joint pain, restore youthful movement, and upgrade your longevity by hacking the hidden causes of early aging like mitochondrial dysfunction, leaky gut, and chronic inflammation.

Watch this episode on YouTube for the full video experience:

https://www.youtube.com/@DaveAspreyBPR

Host Dave Asprey sits down with Dr. Gregory Kelly, SVP of Product Development at Qualia Life and a leading authority on functional medicine, nootropics, and anti-aging science. Dr. Kelly is a naturopathic physician, author of Shape Shift, former editor of Alternative Medicine Review, and a university instructor who’s published over 30 peer-reviewed papers and contributed to the Textbook of Natural Medicine. His deep expertise spans cellular regeneration, sleep optimization, metabolism, and the chronobiology of performance.

They reveal why most joint pain has nothing to do with age, why your cartilage and synovial fluid become insulin resistant, and how biohacking your gut can dramatically improve joint function and brain optimization. You’ll discover how neuroplasticity, metabolism, sleep, and mobility are all tied to your ability to stay pain-free and high performing. Dr. Kelly also breaks down the science behind unconventional joint-support compounds like tamarind seed extract, eggshell membrane, L-carnitine, and senolytics.

You’ll Learn:

• Why joint pain is often a metabolic and mitochondrial issue, not aging

• How zombie cells and gut toxins silently destroy your cartilage

• What to take instead of glucosamine to actually rebuild your joints

• Why most joint supplements fail and what new research says to use instead

• How to enhance mobility using functional medicine and cutting-edge ingredients

• How movement, inflammation, and brain health are deeply connected

• Tools for real recovery without burnout using the smarter not harder method

This channel explores how ketosis, fasting, cold therapy, and smarter not harder strategies affect movement, inflammation, and longevity. Dave also shares how Danger Coffee and his own supplement routines helped him reverse years of joint damage—and how you can do the same without drugs or surgery.

This is essential listening for anyone serious about biohacking, human performance, and outsmarting the aging process at any age.

Dave Asprey is a four-time New York Times bestselling author, founder of Bulletproof Coffee, and the father of biohacking. With over 1,000 interviews and 1 million monthly listeners, The Human Upgrade is the top podcast for people who want to take control of th

Mindsip insights from this episode:

Address gut issues to prevent joint inflammation

The 'gut-joint axis' describes how gut problems like leaky gut allow bacterial toxins (LPS) to escape and directly cause inflammation in your joints.

#gut

#joints

Address insulin resistance in joints to manage blood sugar

Your joints can become insulin resistant and struggle to manage blood sugar, similar to how your brain can, which gets worse with age.

#insulin

#joints

Utilize tamarind to alleviate oxalate-related joint pain

Tamarind, a key ingredient in the Tamaflex blend, may help break up the razor-sharp oxalate crystals that can form in joints and cause pain.

#oxalate

#pain

Consider sham knee surgery for effective pain relief

Studies show that sham knee surgery, where surgeons only cut the knee open and sew it back up, provides the same amount of pain reduction as an actual cartilage repair procedure.

#pain

#placebo

Align daily activities with joints' circadian rhythm for optimal repair

Joints have their own body clock rhythm, where they tend to break down during daytime activity and rely on nighttime sleep to rebuild and repair.

#circadian

#joints

Utilize undenatured collagen to signal self-repair in joints

Undenatured collagen, like that from eggshell membrane, works at very low doses by signaling the body through the gut-joint axis to repair its own collagen, rather than just providing raw building blocks.

#collagen

#joints

Utilize cucumber extract to neutralize gut toxins and reduce inflammation

A special cucumber extract contains unique iminosugars that appear to neutralize the inflammatory impact of gut-derived bacterial toxins (LPS) on the joints.

#gut

#toxin

Utilize L-Carnitine to fuel insulin-resistant joints

L-Carnitine can disproportionately help the joints of overweight people by helping them turn fats into fuel (ATP) when their joints have become insulin-resistant and can't use sugar effectively.

#joints

#supplement

Avoid oral glucosamine for joint health if you have blood sugar issues

Oral glucosamine has poor bioavailability and competes with glucose for uptake into joint tissues, making it less effective for people with blood sugar regulation issues.