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Ships fully reconstituted · no mixing, no powder, no bacteriostatic water
All peptides
Sermorelin
Growth Hormone

Sermorelin

Ships fully reconstituted · no mixing, no powder, no bacteriostatic water

The Growth Hormone Optimizer

Stimulates natural growth hormone production for better sleep, body composition, and recovery.

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Physician-reviewed · charged only after your prescription is approved
Free shipping over $350 · compounded in a U.S. pharmacy
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Frequently paired with

What it supports

  • Improved sleep quality and deeper REM cycles
  • Enhanced lean muscle mass and reduced body fat
  • Increased energy and vitality
  • Better skin elasticity and appearance
  • Improved cognitive function and mental clarity
  • Faster recovery from exercise
  • Strengthened immune function

The details

Administration
Subcutaneous injection, bedtime
Format
2.5mg/mL, 6mL vial
Typical dosing
200-300mcg subcutaneously before bed, 5-6 days per week
Best for
Sleep, body composition, anti-aging
Pairs well with
CJC-1295/Ipamorelin, DSIP
Mechanism
Sermorelin binds to GHRH receptors in the pituitary gland, triggering the release of endogenous growth hormone. This maintains the body's natural pulsatile GH release pattern and preserves the hypothalamic-pituitary axis feedback loop.

How it works

Signal

Sermorelin is given as a single subcutaneous injection at bedtime — the timing lines it up with your body's natural nighttime growth-hormone pulse.

Cellular response

Sermorelin binds GHRH receptors in the pituitary gland, triggering the release of your own (endogenous) growth hormone. It maintains the natural pulsatile GH-release pattern and preserves the hypothalamic–pituitary feedback loop, so output stays self-limiting.

Outcome

Over the following weeks most people notice deeper sleep first (weeks 1–2), then steadier daytime energy and faster recovery (weeks 2–4), then body-composition changes — less belly fat, more lean tone (weeks 4–8). Benefits tend to hold, and research suggests pituitary output can improve over time.

Sources & references

  • Restored GH and IGF-1 in aging adults

    Walker RF et al. Clin Interv Aging. 2006;1(4):327–348.

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  • Improved lean body mass and insulin sensitivity

    Vittone J et al. J Clin Endocrinol Metab. 1997;82(5):1589–1596.

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  • Long-term GHRH therapy and pituitary function

    Veldhuis JD et al. Endocr Rev. 2008;29(6):697–725.

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  • Sermorelin in pediatric growth hormone deficiency

    Pediatrics, 1996

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  • Sermorelin and quality of life in adults

    Journal of Anti-Aging Medicine, 2003

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  • GHRH analogs and sleep architecture

    Sleep Medicine Reviews, 2008

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  • Long-term safety of GHRH peptides

    Hormone Research in Paediatrics, 2014

    View source

Common questions

Important safety information

Sermorelin is available by prescription only and is dispensed after a licensed provider reviews your medical screening and determines it is appropriate for you. Compounded medications are prepared by a licensed U.S. pharmacy and are not FDA-approved products. Tell your provider about your full medical history and any medications you take.

  • Generally well-tolerated with minimal side effects
  • May cause temporary injection site reactions
  • Should not be used during pregnancy or breastfeeding
  • Requires licensed provider supervision and monitoring