Skip to content
Peptide Spencer

Growth hormone axis

Hexarelin

  • 2 mg

Special order

Custom strengths on request

Not FDA-approved. Not on FDA's 503A category lists (May 14, 2026). Source, May 14, 2026

At a glance

These dosages are a helpful guide, not a prescription. Every clinician is expected to do their own due diligence before prescribing.

  1. Start

    1.5 micrograms/kg subcutaneous, single dose

    Human study
  2. Typical

    1.5 micrograms/kg subcutaneous twice daily (16-week study)

    Human study
  3. Ceiling

    3 micrograms/kg subcutaneous, single dose (highest SC dose studied)

    Human study
Frequency
Twice daily (longest studied regimen)
Route
Subcutaneous
Course
16 weeks (longest human study)
Doses are per kg body weight and GH response was already attenuated at week 1 of twice-daily dosing; no label exists.

Full dosing guide

Get a quote

Custom strengths on request. Prices are quoted per clinic.