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Today's Longevity Pulse

Retro Biosciences raises funds valuing it at $1.8 billion

Longevity startup Retro Biosciences announced a new fundraising round that values the company at $1.8 billion. The round is backed by OpenAI CEO Sam Altman. Retro aims to add ten healthy years to human life with gene and cell‑replacement therapies and is running its first clinical trial of a pill that enhances protein‑aggregate clearance in Alzheimer’s patients.

Your 20s Can Heal Pandemic Damage Through New Inputs
SocialMay 22, 2026

Your 20s Can Heal Pandemic Damage Through New Inputs

If you're in your 20s and you want to feel unstoppable, this is for you... Let's be honest. Your generation got screwed. More anxiety, more depression, less fertility, lower IQ than any generation before you. And most of it traces back...

By Dave Asprey
Leukemia Drug HHT Delays Aging, Extends Mouse Lifespan
SocialMay 22, 2026

Leukemia Drug HHT Delays Aging, Extends Mouse Lifespan

Homoharringtonine exhibits senotherapeutic activity that mitigates diet- and age-associated obesity and insulin resistance and extends lifespan in mice [an FDA-approved anti-leukemic drug; authors found that "HHT treatment delays aging and extends the lifespan in progeroid and aged mice"] https://t.co/LEegM8XUtR

By David Barzilai, MD PhD
GLP‑1 Gene Therapy: A One‑Time Fix for Obesity & Diabetes? | Longevity News Roundup — Week 21, 2026
VideoMay 22, 2026

GLP‑1 Gene Therapy: A One‑Time Fix for Obesity & Diabetes? | Longevity News Roundup — Week 21, 2026

The longevity roundup highlighted several breakthrough therapies, most notably Fractyl Health securing European approval for RJVA-001, a GLP‑1 gene therapy that programs pancreatic beta cells to secrete GLP‑1 after meals, potentially eliminating the need for chronic injections in obesity and...

By Longevity.Technology
The Aged Gut Microbiome Generates Extracellular Vesicles that Harm Tissue Function
BlogMay 22, 2026

The Aged Gut Microbiome Generates Extracellular Vesicles that Harm Tissue Function

Researchers identified that extracellular vesicles—specifically gut luminal exosomes (LFEs)—from aged mice carry proteins and microRNAs that impair intestinal barrier integrity and promote insulin resistance. Multi‑omic profiling revealed distinct age‑ and sex‑dependent cargo signatures, with old‑derived LFEs triggering metabolic dysfunction when...

By Fight Aging!
USC Study Links Mediterranean Diet to Cellular Anti‑Aging Proteins
NewsMay 22, 2026

USC Study Links Mediterranean Diet to Cellular Anti‑Aging Proteins

Researchers at USC's Leonard Davis School of Gerontology reported that older adults who closely follow a Mediterranean diet show higher levels of the mitochondrial microproteins humanin and SHMOOSE and lower oxidative‑stress markers. The pilot, involving 49 participants, offers a cellular...

By Pulse
Texas A&M Nasal Spray Reverses Brain Aging Markers in Mice
NewsMay 22, 2026

Texas A&M Nasal Spray Reverses Brain Aging Markers in Mice

Texas A&M scientists unveiled a nasal spray packed with extracellular vesicles that, in mouse trials, erased neuroinflammation and restored mitochondrial function, leading to measurable cognitive gains. The two‑dose regimen produced effects within weeks that lasted months, positioning the therapy as...

By Pulse
STAT+: Longevity Startup Retro Biosciences Says Latest Fundraising Values It at $1.8 Billion
NewsMay 22, 2026

STAT+: Longevity Startup Retro Biosciences Says Latest Fundraising Values It at $1.8 Billion

Longevity startup Retro Biosciences announced a new fundraising round that values the company at $1.8 billion. Backed by OpenAI CEO Sam Altman, Retro aims to add ten healthy years to human life using gene and cell‑replacement therapies. The firm is currently...

By STAT (Biotech)
Structured Coaching Cuts Biological Aging by 0.014 in Large Trial
NewsMay 22, 2026

Structured Coaching Cuts Biological Aging by 0.014 in Large Trial

More than 2,100 older adults in the U.S. POINTER trial saw a 0.014 reduction in a composite frailty index after two years of coached exercise, diet and accountability. Researchers say the result provides the first large‑scale proof that lifestyle interventions...

By Pulse
New Study Shows Metformin Targets Gut, Shifting Anti‑Aging Narrative
NewsMay 22, 2026

New Study Shows Metformin Targets Gut, Shifting Anti‑Aging Narrative

Northwestern University scientists published a Nature Metabolism paper showing metformin primarily acts on intestinal cells to curb glucose absorption, overturning the long‑held view that its main effect is liver‑based. The finding could reshape how longevity enthusiasts dose the drug and...

By Pulse
Longevity Expert Dr. Charlop Joins FOX Business Roundtable
SocialMay 21, 2026

Longevity Expert Dr. Charlop Joins FOX Business Roundtable

Dr. Gregory Charlop here. I’m excited to announce I’m a featured longevity expert on FOX Business. I’ll be appearing on the Barron’s Roundtable to discuss common-sense health solutions for executives and family offices.

By Gregory Charlop, MD
Gut Health Is Becoming Programmable
VideoMay 21, 2026

Gut Health Is Becoming Programmable

The video outlines an emerging field where the gut microbiome can be programmed, moving beyond generic probiotic advice to precision interventions. Researchers now identify optimal microbial compositions for individuals and deliver them via personalized transplants, currently in early human trials. Companies...

By Longevity Science News
This Stops Hair From Thinning, Graying, and Balding
VideoMay 21, 2026

This Stops Hair From Thinning, Graying, and Balding

The video argues that male-pattern thinning and graying are addressable without prescription drugs by targeting two distinct mechanisms: DHT signaling for thinning and oxidative/stem-cell damage for graying. It highlights pumpkin seed oil—rich in delta-7 sterols—as a dual-action food intervention that...

By Thomas DeLauer
It Seems Like a Lot More People Are Getting This Message as They Get Older...
VideoMay 21, 2026

It Seems Like a Lot More People Are Getting This Message as They Get Older...

The video highlights an inflection point for middle‑aged adults who are now being told to prioritize bone density and muscle mass as they age. Experts cite a minimum protein intake of 0.7 g per pound of body weight and stress that many...

By The Ready State (Kelly Starrett)
Podcast: What’s Taurine and Why Do We Care? (Part 2)
VideoMay 21, 2026

Podcast: What’s Taurine and Why Do We Care? (Part 2)

The podcast episode examines taurine, a conditionally non‑essential amino acid, its age‑related decline, and whether supplementation can extend human healthspan. Animal work shows that restoring taurine in mice, worms and monkeys reverses age‑related decline and lengthens lifespan. Human meta‑analyses (2020, 2024)...

By NutritionFacts.org (Michael Greger, MD)
TPE Long-Term Effects in Healthy Elderly Same as Sham
BlogMay 21, 2026

TPE Long-Term Effects in Healthy Elderly Same as Sham

A 2025 Aging Cell trial of therapeutic plasma exchange (TPE) with and without IVIG in 42 healthy adults over 50 showed a modest 2.6‑year biological‑age reduction at the mid‑point but no significant difference versus sham at the final assessment. The...

By Rapamycin News
Review Finds Glycine‑NAC Combo May Boost Mitochondria and Muscle Health
NewsMay 21, 2026

Review Finds Glycine‑NAC Combo May Boost Mitochondria and Muscle Health

A recent scientific review concludes that combining the amino acids glycine and N‑acetylcysteine (NAC) shows promise for supporting mitochondrial efficiency and muscle health. The analysis, which spans laboratory, animal and early human trials, highlights potential benefits for people with low...

By Pulse
SIRT6 Boost Reverses Age-Related Liver Chromatin Decline in Mice
NewsMay 21, 2026

SIRT6 Boost Reverses Age-Related Liver Chromatin Decline in Mice

Scientists at Bar‑Ilan University reported that elevating the protein SIRT6 in old mice restores youthful liver chromatin architecture and suppresses inflammatory gene activity. The intervention protected roughly 95% of age‑linked chromatin changes, suggesting a gene‑level route to anti‑aging therapies.

By Pulse
Best Longevity Retreats & Destinations (2026): An Independent, No-BS Guide
BlogMay 21, 2026

Best Longevity Retreats & Destinations (2026): An Independent, No-BS Guide

The longevity‑retreat market has exploded, offering programs from $340‑night fasting centers to $5,000‑night elite diagnostic experiences. Evidence‑based options—especially medically supervised fasting and the Pritikin program—show measurable health improvements, while many luxury integrative retreats rely on amenities over outcomes. International venues...

By Outliyr — High Performance Longevity
KHL Foundation Launches a Medical Tourism Gene Therapy Program for Older Patients
BlogMay 21, 2026

KHL Foundation Launches a Medical Tourism Gene Therapy Program for Older Patients

The KHL Foundation, founded by longevity veterans Ken Scott and Helga Sands, has launched a medical‑tourism program that offers a gene‑therapy cocktail to people over 60. The Rejuvenation Cocktail combines intramuscular follistatin with intranasal klotho and SIRT1, targeting muscle, brain...

By Fight Aging!