Growth Hormone Axis
Performance
Clinical
Restricted

HGH (Somatropin)

Also known as HGH · Somatropin · Recombinant growth hormone · rhGH

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Reconstitution & dosing guide

6 mg · 8 mg · 10 mg · 12 mg · 15 mg · 24 mg vial sizes — research phases, recon steps, and a live unit calculator.

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Available sizes & price

Catalog only

6iu x 10 vials

HGH (H06) · Not in current stock

$25 / vial

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8iu x 10 vials

HGH (H08) · Not in current stock

$25 / vial

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10iu x 10 vials

HGH (H10) · Not in current stock

$30 / vial

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12iu x 10 vials

HGH (H12) · Not in current stock

$35 / vial

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15iu x 10 vials

HGH (H15) · Not in current stock

$40 / vial

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24iu x 10 vials

HGH (H24) · Not in current stock

$65 / vial

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Prices per vial · Research use only · Not medical advice.

Recombinant human growth hormone (191 amino acids) — pharmaceutical somatropin exists for approved deficiency indications; research vials are a separate gray-market category.

How to picture it

Skips the conversation with the pituitary and delivers growth hormone itself. Picture dropping finished product into the bloodstream instead of asking the factory to make it — systemic effects on IGF-1, lipolysis, protein synthesis, and recovery biology. The most direct tool in the category, with the broadest downstream footprint and a different risk/monitoring profile than secretagogues.

Research focus & benefits

  • Direct GH replacement pathway research
  • IGF-1, lipolysis, and protein-synthesis studies
  • Recovery and body-composition GH literature

Benefits describe research interest and pathway rationale — not guaranteed outcomes or medical advice. Research use only.

Overview

HGH is the full-length pituitary growth hormone produced recombinantly as somatropin. Medical products treat GHD, certain short-stature syndromes, and other labeled uses. In biohacking and physique communities, research HGH is widely discussed for recovery, body composition, and anti-aging — with substantial legal, purity, and safety risks outside legitimate prescription channels.

Mechanism

Binds GHR to activate JAK2–STAT5 and related pathways, increasing IGF-1 production (especially hepatic), promoting lipolysis, protein synthesis, and growth-plate activity in pediatrics.

Research uses

  • Adult and pediatric GHD replacement (pharma)
  • Body composition in deficient adults
  • Wound healing and metabolic research

Research dosing notes

Medical dosing is IU-based and indication-specific. Physique research discussions often cite IU/day ranges — not medical advice. Prescription somatropin only through legitimate channels.

Open full reconstitution & dosing guide →

Half-life / kinetics

~2–3 hours IV; longer biological effect via IGF-1 axis

Common research routes

Subcutaneous injection
Intramuscular injection

Reported considerations

  • Edema
  • Arthralgia
  • Carpal tunnel
  • Insulin resistance
  • Intracranial hypertension rare
  • Possible cancer-promotion concerns with excess IGF-1

Contraindications / cautions

  • Active malignancy
  • Diabetic retinopathy risk
  • Pregnancy
  • Uncontrolled diabetes

Common research stacks

  • Testosterone TRT context
  • Insulin sensitivity management
  • Thyroid support discussions

Legal / access note

FDA-approved somatropin products exist for labeled indications. Unprescribed HGH is restricted; research vials are not approved drugs and carry legal risk.