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Retatrutide dosing chart

Retatrutide titration schedule

Build a week-by-week retatrutide titration schedule. Retatrutide is escalated slowly from a low starting dose to reduce gastrointestinal side effects.

Build the chart

once weekly
Weeks at each dose

Illustrative schedule based on Phase 2 trial escalation; higher doses (8–12 mg) were also studied. This chart uses authored dose steps only; it does not allow custom dosing.

Week-by-weeksubcutaneous
16weeks

Reaches 4 mg in 16 weeks.

Weeks 1–40.5 mgstarting dose
Weeks 5–81 mg
Weeks 9–122 mg
Weeks 13–164 mgmaintenance
WeeksDoseNote
1–40.5 mgstarting dose
5–81 mgstep
9–122 mgstep
13–164 mgmaintenance

The Peptide App

Set up your Retatrutide schedule

Dose reminders and your schedule, ready the moment you open the app.

Dose reminders4 mg goal dose16-week chart

How titration works

Titration means starting with a lower dose, staying there for a set number of weeks, and only then moving to the next authored step. The chart above shows the week range for each step so you can see the full ramp before tracking anything in the app.

  1. 1

    0.5 mg · starting dose

    Hold this once weekly subcutaneous dose for the selected cadence before considering the next chart step.

  2. 2

    1 mg

    Hold this once weekly subcutaneous dose for the selected cadence before considering the next chart step.

  3. 3

    2 mg

    Hold this once weekly subcutaneous dose for the selected cadence before considering the next chart step.

  4. 4

    4 mg · maintenance

    Hold this once weekly subcutaneous dose for the selected cadence before considering the next chart step.

Questions people ask

These answers explain the chart mechanics. They are not instructions to start, stop, or change a dose.

How do you titrate Retatrutide?

Retatrutide titration usually means moving through authored dose steps gradually instead of jumping to the goal dose. In this chart, each once weekly subcutaneous dose is held for the selected number of weeks before the next step appears.

How long until the full Retatrutide dose?

It depends on the goal dose and cadence you select. The planner calculates the total weeks from the first dose through the chosen goal step, so shortening the goal or changing the cadence changes the total time shown in the chart.

Can you titrate Retatrutide faster?

Some labels and studies define minimum time at each step, and faster escalation can increase tolerability or safety concerns. This tool keeps the choices inside the authored schedule and should not be used to override a prescriber's instructions.

This Retatrutide dosing chart is an educational example based on published labels or trial schedules. It is not medical advice, does not replace a prescriber, and should not be used to start, stop, accelerate, or change a dose without medical supervision.

Keep researching

Compare the chart with the peptide profile, calculate reconstitution, or open another titration planner.