The full stakk
management platform.
Stakk Smart. Stakk Dialed.
From research to reorder, in one platform — research-grade Library, multi-peptide Schedule, dose math, vetted suppliers, and async practitioner review when you want it.
- 01Decide
- 02Build
- 03Run
- 04Review
- 05Resupply
Built mobile-first. Runs on your device.
PepStakk™ is designed to work wherever you do — phone, tablet, or desktop. Core tools will be available offline so you can reference dosing and safety details anywhere, even without a connection.
Built to fix four problems existing tools never solved together.
Peptides are one of the fastest-growing categories in self-directed health — and one of the worst-served.
Five layers. One platform.
PepStakk™ is the only peptide platform that owns five connected layers. Calculators own one. Schedulers own one. Clinics own one. Content sites own one. PepStakk owns the whole stack — and the integration is what makes a real workflow possible without four apps and a notes file.
- 01
Decide
ShippedKnow what to run. Know what the research actually says.
Library · Latest Research · Safety
- 02
Build
ShippedArchitect the stakk — peptides, doses, timing, vials. The dose math lives here.
Stakk list · Vial & Dose configuration · AI Advisor · add-to-stakk
- 03
Run
In buildTake it on time. Log what you actually took.
Schedule · dose logging · Mark Taken
- 04
Review
RoadmapBring in a clinician when you want one.
Clinician Network (async stakk reviews)
- 05
Resupply
v1 live · directory buildingSource from vetted suppliers. Don't run out.
Directory · Supplies · auto-reorder (roadmap)
And every day, your Dashboard pulls today's doses, your active stakk, and fresh intelligence into one view — so the work above runs itself once it's set.
What you read in Decide shapes what you Build. What you Build and Run drives Resupply — auto-reorder (roadmap) will use your shelf-life and adherence to know days-remaining. Review sees all of it: the practitioner reviews the actual stakk, the actual logged doses, the actual cycle. Nothing else gives a clinician this much real context to work from.
A category of one.
Most peptide tools own one layer. Calculators own dose math. Schedulers own Run. Clinics own Review. Content sites own Decide. PepStakk™ owns all five — Decide, Build, Run, Review, Resupply — on a single connected platform. That's the difference — you can manage a real stakk here without stitching four apps together.
From your first protocol to your hundredth.
Most platforms pick a tier and lose the other. PepStakk™ grows with you — same five-layer stack, more depth at each layer as you go.
PepStakk™ knows when to stop talking and bring in a human.
When a question crosses into safety territory, the Advisor routes it to our Clinician Network instead of answering directly. That handoff isn't a limitation. It's the trust frame.
Built by Stakkers, for Stakkers.
PepStakk™ is powered by Bar13 Ventures. Three founders, all peptide users, all frustrated by the same gaps — hard to find reliable information, harder to find reputable suppliers, and almost impossible to manage a real stakk without a spreadsheet. So we built what we wished existed.
Vetted suppliers. Specialist practitioners.
PepStakk's value depends on the quality of its partner network. If you're a supplier with rigorous standards or a practitioner working in peptide protocols, we want to hear from you.
Stakk Smart. Stakk Dialed.
The full stakk management platform — research, build, run, review, resupply.
No card required · No clinical relationship required · Beta access ongoing