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Peptipedia
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Growth hormoneElevated cautionResearch only

MK-677

Ibutamoren · Nutrobal

It nudges growth hormone without a needle. Expect appetite and some water weight. It is a poor fit if hunger is already the problem, and blood sugar is worth a look.

See a dose for me

Usual range

10–25 mg

Schedule

Once daily, oral

Half-life

~24 hours

How it is used

A pill, not a shot. People use it at night for recovery — and it makes you hungry.

Oral

Evening to blunt daytime hunger and use sleep-associated GH. Some split AM/PM.

8–12 weeks. Monitor fasting glucose and HbA1c.

How to mix this vial

Oral capsule or liquid. No reconstitution. Not injected.

Side effects

  • Hunger
  • Edema
  • Insulin resistance
  • Lethargy
  • Carpal-like tingling

Who should skip this

  • Diabetes
  • Congestive heart failure / significant edema
  • Active malignancy

Nutrition note

Hunger is the main nutritional problem. High-protein meals, volume vegetables, and no late sugar. Track morning glucose.

Stacks

Often stacked with

Not a peptide chemically, included because it sits in the same GH protocol family.

Peptipedia is an educational calculator, not medical advice. Many catalog entries are unapproved for human use. Approved molecules have labels that outrank this app. Do not use this to self-prescribe. Consult a licensed clinician. Not for anyone under 18, pregnant, or being treated for cancer.