Function Health vs Zealthy
A detailed head-to-head comparison of Function Health and Zealthy — pricing, peptides, consultation models, and patient reviews.
At a Glance
RatingNo reviews
Starting PriceN/A
Peptides2
ConsultationHybrid
Lab TestingNo
Shipping3-5 business days
Pros
- 100+ biomarker panel at ~$499/year is genuinely competitive
- Testing-first approach means GLP-1 prescriptions (and other treatments) are grounded in actual metabolic data, not just a questionnaire
- Physician interpretation built into results makes the data actionable for patients without a clinical background
- Strong credibility through association with physicians like Dr. Mark Hyman and the longevity/preventive medicine community
- Annual retesting creates a longitudinal health picture that most patients have never had access to before
- Platform is useful independent of any prescription
Cons
- Not designed for patients who simply want a fast path to a GLP-1 prescription
- The annual membership fee (~$499) is charged before any prescriptions are issued, which may not appeal to patients primarily motivated by medication access
- GLP-1 prescription availability is secondary to the testing mission and should be verified
- The platform skews toward patients who are health-data-oriented; patients who find extensive lab data overwhelming or anxiety-inducing may not enjoy the experience
- Geographic availability for prescription services may be more limited than for testing
Rating★★★★☆ 4.1/5
Starting Price$25/mo
Peptides2
ConsultationAsync Telehealth
Lab TestingNo
Shipping3-5 business days
Pros
- Specializes in insurance prior authorization — meaningful help for insured patients
- Brand-name GLP-1 access at copay rates ($25/mo or less) for qualifying insured patients
- Physician-supervised model throughout
- Compounded option available for patients without insurance
Cons
- Less transparent on cash-pay pricing than providers built around that model
- Insurance pathway only useful if your plan covers GLP-1s for weight loss
- Not the most competitive option for patients without insurance coverage
- Prior authorization outcomes are not guaranteed
- Full state availability needs verification
Pros & Cons
Peptide Pricing Comparison
| Peptide | Function Health | Zealthy |
|---|---|---|
| Semaglutide | Price unavailable | $25/monthly |
| Tirzepatide | Price unavailable | $25/monthly |
Frequently Asked Questions
Is Function Health or Zealthy better?
Function Health offers 2 peptides and hybrid consultations. Zealthy offers 2 peptides with a 4.1/5 rating and async telehealth consultations. The best choice depends on which peptides you need, your budget, and preferred consultation model.
Which is cheaper, Function Health or Zealthy?
See the pricing table above for a detailed comparison.