Function Health

Membership-based lab testing - 160+ lab tests, twice a year, with clinician-reviewed insights and longitudinal tracking.

GLP-1 Weight Loss

Semaglutide, tirzepatide, and weight-loss programs

TRT, ED meds, enclomiphene, and hormone optimization

Women's HRT, menopause care, and hormone support

BPC-157, recovery, and performance protocols

NAD+, sermorelin, and anti-aging stacks

Popular:

LongevityWellness

4.3 on Trustpilot (1,378 reviews)

No affiliate program yet - listed for comparison completeness.

Membership $365/yr - 160+ lab tests, twice a year

Verify on site

160+ lab teststwo draws per yearclinician-reviewed insights