# MK-677: track every dose and what's still active

> Daily schedule and half-life chart for MK-677. Track it in Peppy, private on your iPhone.

Source: https://peppytracker.com/compounds/mk-677/
Last updated: 2026-09-02

Orally active non-peptide ghrelin receptor agonist that elevates GH and IGF-1; researched for muscle wasting and age-related GH decline. In the Peppy catalog, MK-677 is taken by mouth as a capsule, dosed in mg, typically daily, with a listed half-life of about 5 hours.

## Frequently asked

### How long does MK-677 stay in your system?

The Peppy catalog lists a half-life of about 5 hours for MK-677. After roughly five half-lives, about 25 hours, most of a single dose has cleared. That is an estimate from the half-life, not a measurement, and individual clearance varies.

### Can I track MK-677 in Peppy?

Yes. MK-677 is one of 123 compounds built into Peppy, with its form, unit and typical frequency prefilled. Add it as a protocol, set your schedule, and Peppy handles the countdown, the log and the reminders (Pro).

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Peppy is a tracking tool, not medical advice. Dose calculations are mathematical conversions only. Always follow your prescriber's instructions and verify every draw-up yourself.

Peppy is a free iPhone app (Pro subscription optional). App Store: https://apps.apple.com/us/app/peptide-tracker-peppy/id6775005514