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Key Takeaways Peptides are short amino acid chains (2-50 amino acids) that act as biological signaling molecules with specific receptor interactions Research categories include: tissue repair, metabolic, cognitive, and cellular mechanisms Popular research peptides: BPC-157 (tissue), TB-500 (repair), GHK-Cu (copper peptide), Semaglutide/Retatrutide (metabolic) Administration varies: topical, subcutaneous, intranasal depending on the compound see our list of injectable peptides for the full breakdown Quality verification: Third-party testing through labs like Janoshik or Finnrick recommended before research use What Are Peptides
In these older children, hair metals such as mercury would be considerably higher due to a lack of competition from NAPQI for reactive sulfhydryl groups in hair proteins in the hair follicles
10.1093/gerona/glu057 J Gerontol A Biol Sci Med Sci
For wound healing and scar reduction Acute wound healing: Dose: 2-3mg daily Frequency: Daily until healed Route: Near wound (subcutaneous, NOT into wound) Duration: 2-6 weeks depending on wound Chronic wound protocol: Dose: 2-3mg daily Frequency: Daily Duration: 4-12 weeks Can inject near wound or systemic Scar reduction: Dose: 1-2mg 3-5x weekly Inject near scar tissue 8-16 weeks Old scars need longer (24+ weeks) Expected wound healing: 50-70% faster healing time Reduced scar formation Better tissue quality Less inflammation For general tissue regeneration Systemic tissue health: Dose: 1-2mg Frequency: 3-5x weekly Route: Subcutaneous (any site) Duration: Ongoing for health optimization Benefits: Overall tissue repair Reduced inflammation Better recovery from injuries Enhanced collagen throughout body Improved joint and connective tissue Who uses this: Athletes for recovery Aging individuals for tissue maintenance After surgery for healing Chronic inflammation issues See our best peptides for injury recovery , fast injury healing , best peptides for joint pain , and best peptides for tendon repair
