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Peptide encyclopedia/ Sermorelin
Illustration for Sermorelin

THE PEPSRADAR ENCYCLOPEDIA

Sermorelin

Growth hormone-releasing hormone fragment

Research topics · Sources checked 2026-10-04

Read the studies ↓Explore the molecule ↗

Sermorelin AT A GLANCE

The question behind the molecule.

Read findings and limitations ↓
1 selected publicationContext mattersA historical Geref regulatory determination does not establish the approval status of a current seller formulation.

What is Sermorelin?

Sermorelin is a growth-hormone-releasing-hormone fragment with a historical pediatric medicine record. That history needs to be distinguished from current wellness marketing.

Biological role or research focus

Growth hormone-releasing hormone fragment.

A historical Geref regulatory determination does not establish the approval status of a current seller formulation.

Role reference: Once daily subcutaneous growth hormone-releasing hormone therapy accelerates growth in growth hormone-deficient children during the first year of therapy. Geref International Study Group. ↗

Names you may encounter

sermorelin acetate · Geref

Search terms can include brands, combinations, or historical names. They are not automatic product equivalents.

Class / identity
GHRH(1–29) peptide
Main research area
Pituitary growth-hormone signaling
Evidence featured
Human open-label study
Source check
October 4, 2026

Source: Once daily subcutaneous growth hormone-releasing hormone therapy accelerates growth in growth hormone-deficient children during the first year of therapy. Geref International Study Group. ↗

Molecular structure

Sermorelin: 2d molecular structure. The cited molecular record is shown. Salts, protonation, and formulation ingredients may differ from a specific product.⤢ Enlarge 2D
2D molecular structureThe cited molecular record is shown. Salts, protonation, and formulation ingredients may differ from a specific product.PubChem · CID 16132413 ↗

Mechanism & research rationale

It stimulates release of growth hormone through the pituitary pathway. Response depends on the underlying endocrine system and is not equivalent to administering growth hormone itself.

Source: Once daily subcutaneous growth hormone-releasing hormone therapy accelerates growth in growth hormone-deficient children during the first year of therapy. Geref International Study Group. ↗

Research context & status

A 2013 FDA determination stated that discontinued Geref products were not withdrawn for safety or effectiveness reasons. It does not confer approval on a current compounded or research seller’s preparation.

Source: FDA · Geref determination (2013) ↗

What does the evidence show?

Selected published evidence, with the population, findings, and limits kept together. These original summaries draw on publication abstracts; they are not a systematic review.

Human open-label study · 1996

Geref pediatric growth study

Once daily subcutaneous growth hormone-releasing hormone therapy accelerates growth in growth hormone-deficient children during the first year of therapy. Geref International Study Group.

Population / model
110 previously untreated children with growth-hormone deficiency; 86 eligible for efficacy analysis.
Study design
Multicenter treatment for up to one year, measuring height velocity and safety.
Main finding
Average height velocity increased from 4.1 cm/year at baseline to 7.2 cm/year at 12 months.
Limits & context
There was no blinded placebo comparison. Growth in hormone-deficient children cannot establish anti-aging, body-composition, or performance benefits in adults.

Source: Once daily subcutaneous growth hormone-releasing hormone therapy accelerates growth in growth hormone-deficient children during the first year of therapy. Geref International Study Group. ↗

Read the original paper for methods, adverse events, funding, and conflicts of interest. Publisher access may require a subscription.

Further reading · 4 additional publication links

Exact-name PubMed search checked 2026-10-04. These records have not been appraised. A name match can include related compounds, combinations, or other formulations; it does not establish safety or benefit.

Therapeutic Peptides in Orthopaedics: Applications, Challenges, and Future Directions. ↗
Journal of the American Academy of Orthopaedic Surgeons. Global research & reviews · 2026 Jan 1 · Journal Article, Review
Read available full text ↗

Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance. ↗
Sports medicine (Auckland, N.Z.) · 2026 Aug · Journal Article, Review

Advances in the detection of growth hormone releasing hormone synthetic analogs. ↗
Drug testing and analysis · 2021 Nov · Journal Article, Validation Study

A new era of doping? Use of peptide and peptide-analog drugs in recreational and professional sport and bodybuilding: a critical review. ↗
The Journal of sports medicine and physical fitness · 2026 Jul · Journal Article, Review

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Safety & precautions

Safety evidence & remaining uncertainty

The pediatric growth study provides limited safety observations in that setting. It cannot establish adult anti-aging safety, particularly with different formulations or other hormone-active treatments.

Source: FDA · Geref determination (2013) ↗

This is not a complete list of contraindications, interactions, or adverse effects. Medicine labels apply to specific products and indications; research-use listings are not interchangeable with approved medicines.

What are people discussing?

No editorial transcript note has been reviewed for this profile yet. Below are the matching video records available for exploration; title and caption matches are not verified claims.

Watch the source discussions

7 matching video records · 1 with captions indexed.

Across the full library, 30 caption files are indexed from 20,199 inventoried videos. Most transcripts remain unreviewed. Select a thumbnail or timestamp to watch inside PepsRadar. Thumbnail images load from YouTube.

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Sources & supplier listings

Listings are grouped by the vendor’s stated identity. Blends and modified derivatives are labeled separately. Inclusion is not a quality assessment or an endorsement.

Named compound · not a verified clinical preparation

SERMORELIN (5 mg)

American Peptides · Vendor-labeled research use only

$60.00

Listed in stock · Snapshot 2026-10-05
Options may vary. Shipping and tax excluded.

View seller listing ↗

Affiliate link · PepsRadar may earn a commission from purchases through this link. Affiliate disclosure.

Named compound · not a verified clinical preparation

Sermorelin (10 mg)

PSPeptides · Vendor-labeled research use only

$79.99

Listed in stock · Snapshot 2026-10-05
Options may vary. Shipping and tax excluded.

View seller listing ↗

Affiliate link · PepsRadar may earn a commission from purchases through this link. Affiliate disclosure.

Catalog checked 2026-10-04. Seller listings retain their stated intended use. Shops covered: BioLongevity Labs, BioLongevity Supplements, American Peptides, PSPeptides. This is not a market-wide comparison. Affiliate participation does not determine evidence or editorial coverage.

Questions worth asking

  • Is the speaker citing a historical product or a current formulation?
  • What current source supports the exact product claim?
  • A historical Geref regulatory determination does not establish the approval status of a current seller formulation.
  • What adverse effects, uncertainty, and conflicts of interest does the original source report?

Frequently asked questions

Does historical Geref approval validate every sermorelin product today?

No. Regulatory status belongs to the specific product.

Source: FDA · Geref determination (2013) ↗

Does childhood height improvement prove adult muscle or longevity benefits?

No. Different populations and outcomes require their own evidence.

Source: Once daily subcutaneous growth hormone-releasing hormone therapy accelerates growth in growth hormone-deficient children during the first year of therapy. Geref International Study Group. ↗

References & editorial record

Source notes checked 2026-10-04. Original PepsRadar summaries. Not reviewed by a medical professional. Topic grouping is editorial navigation, not a treatment recommendation. Video notes specify which excerpts were reviewed; no full transcripts are published.

For research and education only. This page does not provide medical advice, diagnosis, or treatment. Research-only listings are not instructions for human use.

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MOLECULAR ATLAS

Sermorelin

Download illustration ↓Source record ↗
Sermorelin 2d molecular structure

The cited molecular record is shown. Salts, protonation, and formulation ingredients may differ from a specific product.