Peptides for Muscle Growth
Growth hormone secretagogues and peptides studied in contexts of body composition, lean mass, and anabolic signaling. Most are investigational or compounded.
Educational content only. The information on this page is for educational purposes only and does not constitute medical advice, diagnosis, or treatment recommendations. Always consult a qualified healthcare professional before making decisions about any medication or health intervention. Regulations and product availability vary by country and jurisdiction. Learn about peptide safety & regulation →
TB-500
Thymosin Beta-4 Fragment
TB-500 is a synthetic fragment of thymosin beta-4, studied in preclinical and veterinary settings for tissue repair. It is not FDA-approved for human use and is WADA-prohibited.
CJC-1295
GHRH Analog (with DAC)
CJC-1295 is a GHRH analog that stimulates pituitary GH release. Limited human clinical data exists; it is not FDA-approved and is classified as a compounding safety concern.
Ipamorelin
GHS-R1a Agonist (selective)
Ipamorelin is a selective growth hormone secretagogue that triggers pulsatile GH release without significant cortisol or prolactin elevation. Not FDA-approved; WADA-prohibited.
Sermorelin
GRF 1-29 / GHRH 1-29
Sermorelin (GHRH 1-29) was previously FDA-approved for pediatric GH deficiency and is now available through compounding. It stimulates pituitary GH release and has a longer clinical history than most research peptides.
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