N=1 After 40

Biological performance after 40

N=1 After 40

What I try, what I measure, what changes, what I stop. A public record of training, bloodwork, supplements, and the decisions that survive contact with evidence.

Currently testing

Questions still open

  • PQQ + Ubiquinol

    Does an 8–12 week run produce cleaner energy, recovery, or cognition without disrupting sleep or tolerance?

Recent decisions

What stayed, what stopped

  • Nicotinic Acid

    Three months at 800 mg/day produced no meaningful change in before-and-after Lp(a) bloodwork.

  • AOD-9604

    Two months of daily subcutaneous use produced no detectable personal signal.

Explore the full experiment ledger Current experiments, completed decisions, and the research queue.