Thorne vs Klean Athlete: Supplements Comparison (2026)

An independent side-by-side comparison of Thorne and Klean Athlete for supplements buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask supplements questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Thorne leads overall20% cited vs Klean Athlete 0% across 60 probes.
ChatGPT
ThorneLeads
3 / 6 probes
50%
Excellent
Klean Athlete
0 / 6 probes
0%
Invisible
Perplexity
Thorne
0 / 6 probes
0%
Invisible
Klean Athlete
0 / 6 probes
0%
Invisible
Gemini
Thorne
0 / 6 probes
0%
Invisible
Klean Athlete
0 / 6 probes
0%
Invisible
Claude
ThorneLeads
3 / 6 probes
50%
Excellent
Klean Athlete
0 / 6 probes
0%
Invisible
Copilot
Thorne
0 / 6 probes
0%
Invisible
Klean Athlete
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Thorne
Starting price
Free tier
thorne.com
Klean Athlete
Starting price
Free tier
kleanathlete.com

Key Features

Thorne

Feature data is being indexed.

Klean Athlete

Feature data is being indexed.

When to choose Thorne

Choose Thorne if your team prioritizes its strengths over Klean Athlete's. Full guidance populates as Thorne's feature data is indexed.

When to choose Klean Athlete

Choose Klean Athlete if your team prioritizes its strengths over Thorne's. Full guidance populates as Klean Athlete's feature data is indexed.

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