Healthspan.

Product comparisons

Every product is graded on the human evidence behind its main ingredient — not on commission.

ProductCategoryEvidenceRatingPrice
NMN 500mg
ExampleLabs
NAD+Emerging evidence★ 4.3$45/moCheck price
Nicotinamide Riboside
ExampleBio
NAD+Moderate evidence★ 4.4$40/moCheck price
Triglyceride Fish Oil 2g
PureSea
Omega-3Strong evidence★ 4.7$30/moCheck price
Magnesium Glycinate
CalmCo
MagnesiumModerate evidence★ 4.6$18/moCheck price
Creatine Monohydrate
IronBase
CreatineStrong evidence★ 4.9$15/moCheck price
Vitamin D3 + K2
SunWell
Vitamin DStrong evidence★ 4.5$12/moCheck price
Smart Health Ring
Oura-style
WearableModerate evidence★ 4.5$299 + subCheck price
Continuous Glucose Monitor
LevelsCo
WearableEmerging evidence★ 4.2$199/moCheck price
Glycine Powder
CalmCo
SleepModerate evidence★ 4.3$14/moCheck price