Participants: Healthy, overweight older adults 
Dosage: 6 mg/day of spermidine supplemented orally for 13 weeks

Oxford scientists find that spermidine, a naturally occurring molecule that declines with age, rejuvenates aging immune cells and improves vaccine protection in older adults. 


Study conducted at the University of Oxford in England. 

Immunity

Joe Rogan’s Top Supplements for 2026

Joe Rogan’s latest supplement stack includes compounds targeting longevity, cognition, immunity, fitness, and optimal hormone levels.

(Joe Rogan on set for his podcast | Spotify Newsroom)

Joe Rogan’s updated supplement stack for 2026 includes compounds targeting longevity, cognition, immunity, fitness, and optimal hormone levels.

Aging &amp; Longevity

Model: 14- to 15-month-old male C57BL/6J mice
Dosage: 50 mg injection of 3′-deoxyadenosine (cordycepin) because it was shown not to be absorbed if administered orally

Mushroom Compound Prolongs Lifespan If Taken At Correct Time

In mice, cordycepin—a molecule found in cordyceps mushrooms—prolongs lifespan and improves memory, strength, cardiac function, hormone levels, and metabolism. 


Cordyceps mushrooms (image: antioxi-supplements.com). 

Ranked fourth on the Rejuvenation Olympics leaderboard, 30-year-old Siim Land lists the supplements he takes to stay young. 


Longevity Fanatic Bryan Johnson’s Daily Aging Intervention Routine for 2025

Aging guru Bryan Johnson shares his latest daily longevity protocol, which he uses to optimize measurements of his body’s aging.

(A futuristic image of Bryan Johnson | YouTube)

Venture capitalist and aging guru Bryan Johnson reveals his latest longevity-focused daily routine for 2025, focusing on sleep, exercise, and eating well.

Search Result: Mushroom

Spermidine Boosts Immune Cells and Vaccine Protection, New Study Shows

Joe Rogan’s Top Supplements for 2026

Cordyceps Mushroom Molecule Prolongs Lifespan If Taken At Correct Time of Day, New Study Shows

Fourth Slowest Ager in World Siim Land’s 2025 Longevity Supplement Protocol

Longevity Fanatic Bryan Johnson’s Daily Aging Intervention Routine for 2025