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Sermorelin

GHRH 1-29 · Geref

Classic GHRH fragment; gentler GH pulse for sleep and recovery.

The first 29 amino acids of GHRH. Previously FDA-approved as Geref (discontinued), still compounded. A milder GH stimulus than tesamorelin or CJC/Ipa stacks.

Usual range

200–500 mcg

Schedule

Nightly

Half-life

~10–20 minutes

How it is used

Classic GHRH fragment; gentler GH pulse for sleep and recovery.

Subcutaneous

Bedtime, fasted. Many report deeper sleep.

3–6 months in wellness clinics; or 5 nights on / 2 off.

How to mix this vial

Typical vial 5 mg · 2.5 mL BAC

5 mg + 2.5 mL → 2 mg/mL. 200 mcg = 10 units.

Fridge after mixing.

Side effects

  • Flushing
  • Sleepiness
  • Injection-site itch

Who should skip this

  • Active malignancy
  • Pregnancy

Nutrition note

No food ~90 minutes before bed injection. Protein earlier in the evening is fine.

Stacks

Often paired with

Geref was discontinued for business reasons, not a safety withdrawal.

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.