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Independent·Affiliate-disclosed·Spec-verified·Updated May 30, 2026
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Head-to-head buyer guide

Function Health Function Membership vs Prenuvo Whole-Body MRI

Specs, prices, editor verdict, and who should buy which - compared side-by-side.

By Ryan · Founder
Published May 3, 2026
Quick verdict

Function Health Function Membership (premium, $499/yr) vs Prenuvo Whole-Body MRI (ultra premium, $999–$2,499/test) - different tools for different jobs (see the per-product details below).

Compared on 0 shared specs · cross-category comparison (ai software vs diagnostic).

Function Health membership - lab scans + biomarker visualization
Function Health

Function Membership

The platform that took the $5,000 executive physical and turned it into a $499/year membership - and made it better.

PRICE
$499/yr
View at Function Health
Prenuvo whole-body MRI imaging
Prenuvo

Whole-Body MRI

The full-body MRI scan that became the longevity cocktail-party flex - and the diagnostic everyone debates.

PRICE
$999–$2,499/test
View at Prenuvo
The verdict

These are close picks. Both score in the same range. The right call depends on buyer profile - read the per-buyer recommendations below.

Who should buy which

Pick the Function Health Function Membership if

Anyone running peptides, optimizing hormones, on a longevity protocol, or just wanting twice-yearly comprehensive labs at a fixed price.

Skip if

You already get comprehensive labs through your concierge clinic, or you only want the cheapest single-panel test (go InsideTracker).

Pick the Prenuvo Whole-Body MRI if

Buyers with family history of cancer, anyone over 50, those who want imaging-based screening as part of their longevity baseline.

Skip if

You're prone to anxiety over uncertain findings, or you don't have $1K-2.5K to spend on a screening test.

Go deeper

FULL REVIEW
Read the Function Health Function Membership review →
FULL REVIEW
Read the Prenuvo Whole-Body MRI review →