FOXO4-DRIvsLL-37
FOXO4-DRI vs LL-37 — independent comparison of uses, administration, pricing across providers, and key differences. Last reviewed April 21, 2026.
Quick Verdict
Based on clinical evidence and real patient data
A D-amino acid retro-inverso peptide designed to disrupt the interaction between FOXO4 and p53 in senescent cells, triggering apoptosis of these 'zombie cells.' A first-in-class senolytic peptide with potential to clear senescent cell burden.
The only known human cathelicidin antimicrobial peptide, naturally produced by immune cells and epithelial tissues. LL-37 has broad-spectrum antimicrobial activity alongside potent immunomodulatory and wound-healing properties.
Best choice depends on your insurance, budget, and treatment history.Take the quiz to get a personalized recommendation.
FOXO4-DRI vs LL-37: At a Glance
Full comparison across all key factors.
| Factor | FOXO4-DRI | LL-37ALLY PICK |
|---|---|---|
| Category | anti-aging | recovery |
| Also Known As | Senostatin, FOXO4-p53 DRI peptide | Cathelicidin, hCAP18/LL-37 |
| Administration | Subcutaneous injection | Topical or subcutaneous injection |
| Prescription | Required | Required |
| Providers | 2 providers | 3 providers✓ Better |
| Common Uses |
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Data sourced from FDA prescribing information and peer-reviewed clinical trials. Prices reflect telehealth platform costs as of April 21, 2026. See our methodology.
Pricing by Provider
2 providers offer both FOXO4-DRI and LL-37.
| Provider | FOXO4-DRI | LL-37 | Consultation | Lab Testing |
|---|---|---|---|---|
 | $450/per-cycle | $180/monthly | Video Telehealth | Yes |
 | $550/per-cycle | $240/monthly | Video Telehealth | Yes |
 | Not offered | $50/one-time | Async Telehealth | No |
Key Differences
FOXO4-DRI
A D-amino acid retro-inverso peptide designed to disrupt the interaction between FOXO4 and p53 in senescent cells, triggering apoptosis of these 'zombie cells.' A first-in-class senolytic peptide with potential to clear senescent cell burden.
LL-37
More ProvidersThe only known human cathelicidin antimicrobial peptide, naturally produced by immune cells and epithelial tissues. LL-37 has broad-spectrum antimicrobial activity alongside potent immunomodulatory and wound-healing properties.
Which Is Right for You?
Choose FOXO4-DRIif…
- You want a anti-aging medication
- You prefer subcutaneous injection administration
- 2 providers available on our platform
- Your primary goal is senescent cell clearance
- Your primary goal is tissue rejuvenation
Choose LL-37if…
- You want a recovery medication
- You prefer topical or subcutaneous injection administration
- You want more provider options (3 available)
- Your primary goal is antimicrobial defense
- Your primary goal is chronic wound healing
Frequently Asked Questions
What is the difference between FOXO4-DRI and LL-37?
Which is cheaper, FOXO4-DRI or LL-37?
Can I switch from FOXO4-DRI to LL-37?
Medical Disclaimer
This comparison is for informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare provider before starting, stopping, or changing any medication. Individual results may vary. The information presented reflects publicly available data and may not account for your specific health situation.