Sermorelin 5mg

Sermorelin 5mg

(2 customer reviews)

$41.99 / month$355.99

Sermorelin is a foundational GHRH (1-29) analog with 99% HPLC-verified purity. It is a research-grade lyophilized vial for anti-aging studies and growth hormone research. This peptide has a previously FDA-approved mechanism and is ideal for combination protocols with Ipamorelin and CJC-1295. It is of pharmaceutical-grade quality from PrymaLab.

Package, Purchase Type
Choose an option / Choose an option
Buy Sermorelin 5mg peptide vial - GHRH 1-29 analog anti-aging research grade by PrymaLab
Add to cart
Buy Now

Buy Sermorelin 5mg Peptide – Foundational GHRH (1-29) Analog

Looking to buy sermorelin 5mg peptide for foundational growth hormone research? PrymaLab offers pharmaceutical-grade sermorelin research peptide with verified 99% purity. Our GHRH 1-29 peptide represents the original, clinically studied growth hormone releasing hormone analog with a proven track record in anti-aging and metabolic research.

What is Sermorelin Peptide?

Sermorelin is the foundational GHRH (1-29) analog that contains the first 29 amino acids of naturally occurring growth hormone releasing hormone. When you buy sermorelin 5mg peptide from PrymaLab, you receive a research-grade compound with decades of clinical use and a previously FDA-approved mechanism.

This sermorelin research peptide (also known as GRF 1-29) stimulates natural growth hormone production from the pituitary gland through GHRH receptor activation. The growth hormone peptide mechanism provides physiological GH elevation, making it ideal for anti-aging research, body composition studies, and combination therapy protocols.

Why Sermorelin 5mg Peptide is a Foundational Research Compound

The sermorelin peptide offers distinct advantages as the original GHRH analog:

  • Historical Validation – This GHRH 1-29 peptide was previously FDA-approved for growth hormone deficiency, demonstrating proven safety and efficacy through extensive clinical use.
  • Natural GH Stimulation – The sermorelin 5mg peptide stimulates your body’s natural GH production through GHRH receptor activation, maintaining physiological pulsatile patterns without receptor desensitization.
  • Anti-Aging Research – Clinical studies show that sermorelin research peptide improves multiple markers of aging including body composition, skin quality, energy levels, and sleep quality.
  • Combination Therapy Foundation – When you buy sermorelin peptide, you gain access to the foundational compound that synergizes with growth hormone secretagogues like Ipamorelin and CJC-1295 for enhanced research outcomes.
  • Cost-Effective Research – The growth hormone peptide provides excellent value for long-term research protocols, making it accessible for extended studies.

Breakthrough Research Applications of Sermorelin 5mg Peptide

Our buy sermorelin 5mg peptide product offers extensive validated research applications:

  • Anti-Aging Research – This GHRH peptide is extensively studied for its effects on aging markers. Research demonstrates improvements in skin elasticity, muscle mass, bone density, cognitive function, and overall vitality through natural GH elevation.
  • Body Composition Studies – The sermorelin 5mg peptide provides a tool for investigating changes in lean body mass, fat distribution, and metabolic rate through growth hormone pathway activation.
  • Sleep Quality Research – Researchers use sermorelin peptide to investigate GH’s role in deep sleep (slow-wave sleep) and overall sleep architecture, as GH secretion is closely tied to sleep cycles.
  • Metabolic Health Research – Studies with this growth hormone peptide examine effects on glucose metabolism, insulin sensitivity, lipid profiles, and metabolic syndrome parameters.
  • Combination Therapy Research – The GHRH 1-29 analog is frequently combined with growth hormone secretagogues (Ipamorelin, CJC-1295) to investigate synergistic effects on GH production and physiological outcomes.
  • Recovery Research – Researchers investigate how sermorelin research peptide affects tissue repair, injury recovery, and post-exercise recuperation through GH-mediated anabolic effects.
  • Cognitive Function Studies – Studies examine the sermorelin 5mg peptide effects on memory, focus, and cognitive performance through GH’s neuroprotective and neurotrophic effects.
  • Immune Function Research – The GHRH peptide is studied for its effects on immune system function, as growth hormone plays a role in thymic function and immune cell production.

Product Specifications

Specification Detail
Product Name Sermorelin 5mg Research Peptide
Peptide Type Growth Hormone Releasing Hormone (GHRH) 1-29 Analog
Mechanism GHRH receptor agonist – stimulates natural GH production
Sequence GHRH (1-29) – first 29 amino acids of natural GHRH
Dosage per Vial 5mg lyophilized sermorelin peptide
Purity ≥99% (HPLC verified)
Form Lyophilized powder in pharmaceutical-grade amber glass vial
Molecular Weight ~3,357 Da
Storage Store at -20°C, protected from light and moisture
Shelf Life 24 months when stored correctly
SKU PL-SER-005
GTIN/UPC 00734581923914
Historical Status Previously FDA-approved mechanism
Testing Third-party HPLC verification included

Why Buy Sermorelin 5mg Peptide from PrymaLab?

When you choose to buy sermorelin peptide from PrymaLab, you benefit from:

  • ✓ Verified 99% Purity – Every sermorelin 5mg peptide batch undergoes rigorous HPLC testing with third-party verification
  • ✓ Authentic GHRH 1-29 Sequence – Confirmed amino acid sequence matching natural GHRH (1-29)
  • ✓ Pharmaceutical-Grade Quality – Our GHRH peptide meets the highest research standards with proper manufacturing protocols
  • ✓ Historical Validation – Same sequence as previously FDA-approved Sermorelin acetate
  • ✓ Cold-Chain Integrity – All sermorelin research peptide products maintained at optimal temperatures from manufacturing to delivery
  • ✓ Fast US Shipping – Quick delivery of your sermorelin peptide vial with discreet packaging and temperature control
  • ✓ Comprehensive Documentation – Certificate of Analysis (CoA) and research guidelines included with every sermorelin 5mg order
  • ✓ Research Support – Expert guidance on reconstitution and combination protocols for growth hormone peptide studies
  • ✓ Competitive Pricing – Premium quality sermorelin research peptide at fair market prices
  • ✓ Proven Track Record – Work with the foundational GHRH analog with decades of research backing

Sermorelin vs. Other Growth Hormone Peptides: The Research Advantage

Understanding why researchers choose sermorelin 5mg peptide and how it compares:

Mechanism Comparison:

  • Sermorelin (GHRH 1-29): Shorter GHRH analog → natural GH release ⭐
  • Tesamorelin (GHRH 1-44): Full-length GHRH analog → enhanced stability, visceral fat focus
  • Ipamorelin (Secretagogue): Stimulates ghrelin receptors → GH release
  • CJC-1295 (GHRH Analog): Long-acting GHRH analog → sustained GH release

Historical Validation:

  • Ipamorelin: Research-grade, no FDA approval
  • CJC-1295: Research-grade, limited clinical data

Primary Research Applications:

  • Sermorelin: Anti-aging, general GH research, combination therapy foundation ⭐
  • Ipamorelin: Muscle growth, recovery, anti-aging
  • CJC-1295: Long-term GH elevation research

Cost-Effectiveness:

  • Sermorelin: Excellent value for long-term research protocols ⭐⭐

Combination Potential:

  • Sermorelin + Ipamorelin: Classic dual pathway GH stimulation ⭐⭐
  • Sermorelin + CJC-1295: Extended GHRH receptor activation
  • Sermorelin + Ipamorelin + CJC-1295: Triple combination for comprehensive GH research

The GHRH 1-29 Mechanism: Understanding Sermorelin’s Foundation

The sermorelin peptide works through the foundational GHRH pathway:

GHRH 1-29 Sequence:

The sermorelin 5mg peptide contains the first 29 amino acids of natural GHRH (1-44). Research demonstrates that this GHRH 1-29 peptide sequence contains all the biological activity necessary for GHRH receptor activation and GH stimulation.

GHRH Receptor Activation:

The sermorelin research peptide binds to GHRH receptors on pituitary somatotroph cells, stimulating natural growth hormone synthesis and secretion. This growth hormone peptide maintains physiological pulsatile GH patterns.

Natural GH Patterns:

By stimulating endogenous production, sermorelin peptide maintains natural pulsatile GH secretion patterns, which may be important for physiological effects and avoiding receptor desensitization.

Anti-Aging Mechanism:

The GHRH peptide elevates growth hormone, which influences multiple aging-related pathways: protein synthesis, lipolysis, bone remodeling, immune function, and cellular repair mechanisms.

Sleep-GH Connection:

Sermorelin 5mg peptide administration before sleep can enhance the natural nocturnal GH pulse, as GH secretion is closely tied to deep sleep stages.

Research Protocol Guidelines for Sermorelin 5mg Peptide

When conducting research with sermorelin 5mg peptide:

Reconstitution Protocol:

  1. Add 2.0mL sterile bacteriostatic water to the sermorelin peptide vial.
  2. Gently swirl (do not shake) to create a 2.5mg/mL solution.
  3. Allow the GHRH 1-29 analog to fully dissolve (2-3 minutes).
  4. Store reconstituted sermorelin research peptide at 2-8°C for up to 30 days.

Monotherapy Research Dosing:

Standard Research Protocol:
  • Daily Dose: 0.1-0.2mL (250-500mcg) administered subcutaneously once daily.
  • Timing: Evening administration (30 minutes before bedtime) for optimal GH pulsatility.
  • Duration: Minimum 12 weeks for anti-aging research, up to 6-12 months for comprehensive studies.
  • Injection Site: Rotate abdominal subcutaneous sites.
Advanced Research Protocol:
  • High Dose: 0.4mL (1.0mg) daily for enhanced GH elevation studies.
  • Split Dosing: Some researchers use twice-daily administration (morning and evening).

Combination Research Protocols:

Sermorelin + Ipamorelin (Most Popular Combination):
  • Evening: Sermorelin 250-500mcg + Ipamorelin 200-300mcg (combined injection).
  • Rationale: Dual pathway GH stimulation (GHRH + ghrelin receptors).
  • Benefits: Synergistic GH elevation, enhanced anti-aging effects, improved body composition.
Sermorelin + CJC-1295:
  • Daily: Sermorelin 250-500mcg.
  • Weekly: CJC-1295 (no DAC) 2.0mg (2-3x per week).
  • Rationale: Sustained GHRH receptor activation.
  • Benefits: Extended GH elevation, reduced injection frequency.
Triple Combination (Sermorelin + Ipamorelin + CJC-1295):
  • Daily PM: Sermorelin 250-500mcg + Ipamorelin 200mcg.
  • Weekly: CJC-1295 2.0mg (2x per week).
  • Rationale: Comprehensive GH pathway activation.
  • Benefits: Maximum GH elevation, optimal anti-aging research.

Research Duration Guidelines:

  • Minimum Duration: 12 weeks for initial anti-aging effects.
  • Optimal Duration: 6 months for comprehensive body composition changes.
  • Long-term Research: Up to 12+ months demonstrated safe in clinical use.
  • No cycling required for sermorelin peptide research.
  • The GHRH 1-29 analog
NOTE*** For accurate, reliable and easy dosing of Tesamorelin we highly recommend checking out our Peptide Calculator ***

 

Q: What purity level should I expect?

A: Our sermorelin 5mg peptide is ≥99% pure as verified by HPLC testing. This pharmaceutical-grade purity ensures reliable, consistent research results with the GHRH 1-29 analog.

Q: How quickly will my sermorelin peptide ship?

A: We ship sermorelin research peptide orders within 24-48 hours. All sermorelin 5mg peptide products are shipped with cold packs and temperature monitoring to maintain optimal conditions during transit.

Q: Do you provide combination research protocols?

A: Yes! Every sermorelin peptide order includes comprehensive research guidelines, including popular combination protocols with Ipamorelin and CJC-1295, and access to our research support team.

Q: Why choose sermorelin over other GHRH peptides?

A: Sermorelin offers the best combination of historical validation, cost-effectiveness, and proven efficacy for general GH research and anti-aging studies. It’s the foundational GHRH analog that other peptides are compared against.

The Science Behind Sermorelin’s GHRH 1-29 Mechanism

Understanding why sermorelin 5mg peptide represents the foundational approach:

GHRH 1-29 Discovery:

Research in the 1980s identified that the first 29 amino acids of GHRH (1-44) contain all the biological activity necessary for GHRH receptor activation. This led to the development of sermorelin research peptide as a more practical alternative to full-length GHRH.

Receptor Binding:

The sermorelin peptide binds to GHRH receptors with high affinity, triggering the same intracellular signaling cascades as natural GHRH. This GHRH 1-29 analog maintains full biological activity despite being shorter than natural GHRH.

Pulsatile GH Secretion:

Unlike synthetic growth hormone, which provides constant levels, sermorelin 5mg peptide stimulates natural pulsatile GH secretion. This physiological pattern is important for maintaining GH receptor sensitivity and avoiding downregulation.

Anti-Aging Mechanism:

The growth hormone peptide elevates GH, which influences multiple aging-related pathways:

  • Increased protein synthesis and muscle mass
  • Enhanced lipolysis and fat metabolism
  • Improved bone density and remodeling
  • Enhanced immune function
  • Improved skin quality and collagen production
  • Better sleep quality and recovery

Sleep-GH Synergy:

Sermorelin research peptide administration before sleep enhances the natural nocturnal GH pulse. GH secretion is closely tied to deep sleep (slow-wave sleep), and sermorelin can enhance both GH levels and sleep quality.

Historical Validation:

The GHRH peptide has decades of clinical use and research, providing confidence in its safety profile and efficacy. This historical validation sets it apart from newer, less-studied peptides.

Quality Assurance & Comprehensive Testing

Every batch of sermorelin research peptide undergoes extensive testing:

  • ✓ HPLC purity verification (≥99%)
  • ✓ Mass spectrometry confirmation (molecular weight verification)
  • ✓ Amino acid sequence analysis
  • ✓ GHRH receptor activity assay
  • ✓ Endotoxin testing (<0.1 EU/mg)
  • ✓ Sterility verification
  • ✓ pH testing
  • ✓ Appearance and reconstitution testing
  • ✓ Stability testing (24-month shelf life)
  • ✓ Third-party laboratory verification
  • ✓ Biological activity confirmation

When you buy sermorelin 5mg peptide from PrymaLab, you receive a comprehensive Certificate of Analysis (CoA) documenting all quality control results for your specific batch, including GHRH receptor activity confirmation.

Sermorelin Combination Protocols: Synergistic Research

Sermorelin is frequently combined with other growth hormone peptides for enhanced research outcomes:

Sermorelin + Ipamorelin (Most Popular):

This combination provides dual-pathway GH stimulation:

  • Sermorelin: GHRH receptor activation
  • Ipamorelin: Ghrelin receptor activation
  • Synergy: Enhanced GH elevation beyond either peptide alone
  • Benefits: Superior anti-aging effects, enhanced body composition, improved sleep quality

Sermorelin + CJC-1295:

This combination provides sustained GHRH receptor activation:

  • Sermorelin: Daily GHRH stimulation
  • CJC-1295: Extended GHRH analog (longer half-life)
  • Synergy: Sustained GH elevation with reduced injection frequency
  • Benefits: Convenient dosing, consistent GH levels

Sermorelin + Tesamorelin:

This combination provides comprehensive GHRH pathway activation:

  • Sermorelin: GHRH (1-29) foundation
  • Tesamorelin: GHRH (1-44) with enhanced stability
  • Synergy: Complementary GHRH effects
  • Benefits: Combines general anti-aging with visceral fat reduction focus

Triple Combination (Sermorelin + Ipamorelin + CJC-1295):

This provides comprehensive GH pathway activation:

  • Sermorelin: Daily GHRH stimulation
  • Ipamorelin: Ghrelin receptor activation
  • CJC-1295: Extended GHRH support
  • Synergy: Maximum GH elevation through multiple pathways
  • Benefits: Optimal anti-aging research, comprehensive metabolic effects

Order Your Sermorelin 5mg Peptide Today

Ready to buy sermorelin 5mg peptide for foundational growth hormone research? PrymaLab offers premium GHRH 1-29 analog products with verified purity, comprehensive documentation, and fast shipping.

Why Choose PrymaLab for Sermorelin Research Peptide:

  • Industry-leading 99% purity standards
  • Authentic GHRH 1-29 sequence verified by testing
  • Pharmaceutical-grade manufacturing and quality control
  • Fast, discreet US shipping with temperature control
  • Comprehensive research support and combination protocols
  • Competitive pricing on this foundational peptide
  • Certificate of Analysis with detailed testing results
  • Access to the historically validated GH-releasing peptide

Add this foundational sermorelin research peptide to your cart now and work with the original GHRH analog for anti-aging research. Join the researchers who trust PrymaLab for their growth hormone peptide needs.

The Foundational Advantage: Historical Validation

Sermorelin stands as the foundational GHRH analog with extensive historical validation:

FDA History:

The sermorelin peptide mechanism was previously FDA-approved as Sermorelin acetate for growth hormone deficiency, demonstrating proven safety and efficacy through clinical use.

Decades of Research:

Multiple studies spanning decades have demonstrated:

  • Effective GH stimulation
  • Improvements in body composition
  • Enhanced sleep quality
  • Anti-aging benefits
  • Excellent safety profile
  • Long-term tolerability

Research Implications:

When you buy sermorelin 5mg peptide, you’re working with the foundational compound that established the GHRH analog category. This historical validation provides confidence in research outcomes and safety profiles.

Cost-Effective Research:

The GHRH 1-29 peptide offers excellent value for long-term research protocols, making comprehensive anti-aging studies accessible and sustainable.

Research Disclaimer

This sermorelin peptide is supplied for personal, non-clinical research use only. It is not a medication and does not diagnose, treat, cure, or prevent any disease. This GHRH 1-29 analog is not intended for human consumption or therapeutic use. The sermorelin 5mg peptide is not affiliated with or endorsed by any pharmaceutical company or their discontinued products. Pregnant or nursing individuals, people with known medical conditions, or anyone taking prescription medication should consult a qualified health professional before conducting research with this growth hormone peptide product. Keep out of reach of children.

Additional Information

Weight 0.1 lbs
Dimensions N/A

2 reviews for Sermorelin 5mg

  1. Kayla Edwards
    January 15, 2026
    Good quality. the product is reliable and my results have been pretty consistent. shipping was very fast. Had a small question about storage and suppo...More
    Good quality. the product is reliable and my results have been pretty consistent. shipping was very fast. Had a small question about storage and support answered me pretty quick. overall good experience.
    Helpful? 0 0
    Ashley Williams
    November 1, 2025
    ive been ordering from prymalab for over a year now and they never let me down!! the sermorelin is always top quality and the people there are super h...More
    ive been ordering from prymalab for over a year now and they never let me down!! the sermorelin is always top quality and the people there are super helpful. had to ask them something about storing it and they answered me right away with really detailed info. seriously the best place to get this stuff.
    Helpful? 0 0

Only logged in customers who have purchased this product may leave a review.