AI-Powered Stack Builder
Select your peptides and goal. AI analyzes compatibility, builds a phased schedule, summarizes the evidence, and flags what to monitor.
Looking for single-peptide dosing? Try the Protocol Builder instead.
Type to search the database. Select 2–6 peptides to stack.
0/500
Select 2+ peptides and a goal to continue
Generated Stack
⚠️ Warnings
🚫 Contraindications
Off-Cycle
Track these markers and symptoms throughout your cycle. Bring results to your practitioner before and after.
Next Step
Want to review this stack with a provider?
A peptide-literate practitioner can review your labs, flag contraindications, and adjust dosing before you start. Ercle can connect you with one.
Building your stack plan…
Analyzing compatibility and scheduling
Unlock the Stacking Builder
AI-powered stack protocols — phased schedule, compatibility analysis, evidence summary, monitoring checklist.
One-time payment · Lifetime access · Instant unlock