Model: Male Wistar rats 
Dosage: 1.5 g/kg/day of orally administered glycine for 5 months

Glycine, an amino acid shown to extend the lifespan of mice, moderately extends the lifespan of flies and counters brain and muscle degeneration in aged rats. 

Aging &amp; Longevity

The NAD+ (nicotinamide adenine dinucleotide) precursor NR (nicotinamide riboside) counters sleep-deprivation-induced cognitive deficits in rats with excess Alzheimer’s plaques. 


Brain &amp; Neurons

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 Guru Bryan Johnson’s Supplement List for 2026

Changes to Bryan Johnson’s latest supplement stack include taking NMN or NR six days a week, rather than seven, and eliminating the use of rapamycin.

(Bryan Johnson, who utilizes a continuously updated protocol to slow aging and optimize his body | Netflix)

Changes to Bryan Johnson’s updated 2026 supplement stack include taking NMN or NR six days a week instead of seven and removing rapamycin.

How to Boost Mitochondrial Tissue Density and Quality for Longevity

Lifestyle hacks contrived to promote the tissue density and quality of mitochondria (the cell’s powerhouses) can aid in the efficient generation of cellular energy and reduce inflammation, thereby promoting longevity.

(A colorized image of mitochondria taken with a transmission electron microscope | UC San Diego Today)

Exercise, nutritional support, and lifestyle hacks like cold exposure can all help mitigate mitochondrial dysfunction, a key hallmark of aging.

Search Result: Antioxidants

Glycine Extends Life & Counters Brain and Muscle Degeneration, New Study Shows

NAD+ Booster Counters Cognitive Deficits of Sleep Deprivation, New Study Shows

Joe Rogan’s Top Supplements for 2026

Aging Guru Bryan Johnson’s Supplement List for 2026

How to Boost Mitochondrial Tissue Density and Quality for Longevity