GLP-1

Tirzepatide tracker

Whether your tirzepatide comes as a Mounjaro or Zepbound pen or a compounded vial, PeptideLab tracks it the same careful way: the dose, the day, the site and the level it builds to over the weeks.

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Brands
Mounjaro, Zepbound
Compounded
Vials, dosed in mg or syringe units
Half-life
About 5 days
Compare with
SURMOUNT-1 and phase 2 trial arms
PeptideLab Log tab: a weekly semaglutide dose due now, drawn as 10 units on a U-30 syringe, with the next injection site

How PeptideLab tracks Tirzepatide

Units on your syringe

For a compounded vial, PeptideLab converts each dose to units on your syringe from the milligrams and water in the vial, and counts down what is left.

Split or stretched schedules

Weekly, twice weekly, every five days: the schedule fills itself in, and reminders and the estimated level follow it.

How much is in your system

From the doses you log and tirzepatide's published half-life (about 5 days), PeptideLab draws an estimate of your level over time: where it is now, whether it is rising or falling, and when a steady weekly pattern is reached.

Compare with a study (Pro)

Draw a SURMOUNT-1 arm at 5, 10 or 15 mg, or one of the phase 2 step-up arms, beside your own curve.

Weight, side effects and a daily check-in

Weight is tracked from the first dose, alongside nausea, appetite, sleep and energy, so you can see how each change in dose lines up with how you feel.

Injection site rotation

Every shot lands on a body map. The next site is suggested from the ones you used last, across every protocol you run.

Questions

How do I convert tirzepatide mg to units?

Divide the milligrams in the vial by the milliliters of water to get the concentration, then work out the volume for your dose. PeptideLab and the free calculator on this site do it for you and show the mark on your syringe.

Can I see how much tirzepatide is in my system?

PeptideLab shows an estimate from your logged doses and tirzepatide's published half-life of about 5 days. It is a model, not a blood test.

Does PeptideLab tell me what dose of tirzepatide to take?

No. You enter the dose you and your clinician decided on, and PeptideLab keeps the record. It is a tracking tool and does not give medical advice.

Where is my data stored?

On your phone first. Cloud backup is optional, there are no ads, and PeptideLab never sells data. You can export everything as CSV at any time, free.

Related

Free to start on iPhone and Android

No account needed to try it. Your data stays on your phone unless you turn on backup.