Ben Greenfield
Fitness and biohacking coach, author
Ben Greenfield describes himself as a personal trainer, exercise physiologist and nutritionist. He raced Ironman triathlons and obstacle races for years before turning to longevity and recovery. He hosts the Boundless Life podcast, wrote the book Boundless and co-founded the supplement company Kion. He is known for testing biohacking tools on himself and for promoting many of them.
Updated November 1, 2026 · 7 experiments
What Ben Greenfield has tried
7 experiments we can source: 6 kept, 1 testing. Trying something is not recommending it; each entry says which.
Kept
BPC-157 and healing peptidesDrugs
Dates not stated · Recommends it to others
Credits a stack built on BPC-157 and TB-500 with healing a torn upper hamstring and publishes dosing guidelines for readers, while calling peptide therapy experimental.
“to heal an annoying, persistent, and quite painful torn upper hamstring by using what I call the “Recover Like Wolverine” stack”
Ben Greenfield Life, Ben's peptide stack for recovery (September 2024, updated April 2026) · Status checked April 13, 2026 · Suggest a correction
Hyperbaric oxygen therapyTherapies
Dates not stated · Recommends it to others
Says he has used hyperbaric oxygen for years and ranks a home chamber above almost any other recovery and longevity tool, on a page that sells chambers with his referral discount.
“If there is one recovery and longevity tool I would put above almost everything else, it’s hyperbaric oxygen therapy.”
Ben Greenfield Life, Ben recommends: HBOT USA (June 2026) · Status checked June 19, 2026 · Suggest a correction
Mesenchymal stem cell injectionsProcedures
Dates not stated · Does not recommend it to others
Has had at least four full-body stem cell sessions at a Utah clinic, the first with his own bone marrow, and has banked his own fat and marrow cells; the episode does not describe lab-grown mesenchymal cells, and marrow and fat preparations contain many other cell types.
“And now I'm doing the new one again tomorrow just because I love you guys so much.” (15:32)
Ben Greenfield Life, Stem cells for longevity and performance, with Dr. Harry Adelson and Dr. Amy Killen (November 2025) · Status checked November 6, 2025 · Suggest a correction
NAD+ IV therapyTherapies
Dates not stated · Recommends it to others
Gets an NAD+ IV about once a month to top up his levels, uses oral NAD+ products in between, and laid out the routine as the protocol he would suggest to a listener.
“I like to top off my levels of NAD once a month by actually getting an NAD IV.”
Ben Greenfield Life, Episode #430 transcript (June 2021) · Status checked June 24, 2021 · Suggest a correction
ResveratrolSupplements
Dates not stated · Does not recommend it to others
Takes a couple of capsules each morning of a product that pairs resveratrol with NR, as part of his routine to raise NAD+.
“I take Thorne’s ResveraCel, which combines a sirtuin, in this case, resveratrol, with NAD, and I take a couple of those in the morning”
Ben Greenfield Life, Episode #430 transcript (June 2021) · Status checked June 24, 2021 · Suggest a correction
SenolyticsDrugs
Dates not stated · Does not recommend it to others
Takes Qualia Senolytic, an over-the-counter fisetin blend, for two days once a month as part of his anti-aging routine.
“Once per month, I take a two-day protocol of the senolytic compound from Qualia called Senolytic”
Ben Greenfield Life, Ben Greenfield's latest age reversal lab testing results (May 2023) · Status checked May 9, 2023 · Suggest a correction
Testing
Exosome therapyTherapies
Started 2025 · Does not recommend it to others
Has used a topical exosome product for about seven months and says he likes it; the company that makes it is one he promotes on his show.
“It was maybe 7 months ago, and I've tried a couple more since. I really like the product” (24:34)
Ben Greenfield Life, 3 easy but little-known steps to glowing skin, with Amitay Eshel (March 2026) · Status checked March 12, 2026 · Suggest a correction