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


Aging &amp; Longevity

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.

Model: 10-month-old and 22-month-old naturally aged mice / Rats with Partial Discectomy (PDE)-induced Temporomandibular Joint Osteoarthritis (TMJOA).
Dosage: 0.25% αKG and  0.75% αKG
&nbsp;

Longevity Compound Thwarts Age-Related Joint Degeneration: New Study Reveals

Researchers found that alpha-ketoglutarate (αKG) can treat osteoarthritis by preserving cartilage and reducing joint inflammation. 

Skin &amp; Muscle

Model: Male Wistar rats (4-month-old young rats and 24-month-old old rats)
Dosage: Oral administration of the trypsin inhibitor tranexamic acid in drinking water for 14 days at a minimum dose of 0.39 g/kg/day after consuming about 40 mL/day of water

Newly Proposed Aging Mechanism: Digestive Enzymes May Be Eating Us from Within

University of California, San Diego researchers show digestive enzyme leakage from the intestines contributes to organ damage in old rats, offering what may be a new way to explain aging.

(Principal investigator, Geert Schmid-Schönbein | voiceofsandiego.org)

What if You Could Optimize Aging? Andrew Huberman Says These Methods Might Just Do That

Dr. Andrew Huberman highlights the potential of NAD+ and BPC-157 for aging while stressing the importance of practicing healthy daily habits. 

Search Result: Collagen

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

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

Longevity Compound Thwarts Age-Related Joint Degeneration: New Study Reveals

Newly Proposed Aging Mechanism: Digestive Enzymes May Be Eating Us from Within

What if You Could Optimize Aging? Andrew Huberman Says These Methods Might Just Do That