Head-to-head comparisons
When two options both look good, use these evidence tables. Every card has a clear verdict, category, and links into deeper reviews.
Most searched
NMN vs NR
Which NAD+ precursor is better?
Both raise NAD+. We break down bioavailability, RCT count, safety history, dosing, and who should pick which.
Verdict: NMN for direct pathway; NR for trial depth
WearablesWHOOP vs Oura
Best longevity wearable?
Six months wearing both: HRV accuracy, sleep staging, form factor, battery, and real subscription cost.
Verdict: Oura for sleep; WHOOP for recovery
RecoveryInfrared vs Traditional Sauna
Which heat therapy wins for longevity?
Mortality evidence, temperature, cost, EMF, and installation trade-offs for home heat practice.
Verdict: Traditional data; IR for home fit
How we decide winners
Verdicts weigh human evidence, safety, practicality, and cost — not sponsor preference. When the evidence is close, we say so and route you to the deeper protocol or product guide.