Anti-ageing and cosmetic applications: GHK-Cu increases collagen and elastin production and enhances keratinocyte proliferation, increasing skin thickness, elasticity, and hydration [6]
Rowland T, Perry BI, Upthegrove R, Barnes N, Chatterjee J, Gallacher D, et al
Hydrogen specifically neutralizes only harmful hydroxyl radicals, and does not affect superoxide or hydrogen peroxide 8
Fasting inhibits colorectal cancer growth by reducing M2 polarization of tumor-associated macrophages
These include meticulous hand hygiene, proper skin preparation, the use of sterile equipment and solutions, and tailoring dosing and infusion rate based on individual patient needs, medical history, and lab results

Peptide (Brand) Indication Route Key Features Sermorelin (Geref) Growth hormone deficiency SC GHRH analog Tesamorelin (Egrifta) HIV-associated lipodystrophy SC Reduces excess abdominal fat see full Tesamorelin FDA status guide or compare Tesamorelin 10mg research peptide availability Mecasermin (Increlex) Severe primary IGF-1 deficiency SC IGF-1 replacement Corticorelin (Acthrel) Pituitary-adrenal axis testing IV Diagnostic ACTH analog GI & Motility Peptides Linaclotide (Linzess/Constella): Guanylate cyclase-C agonist for IBS-C and chronic constipation (2012) Plecanatide (Trulance): Similar mechanism for CIC and IBS-C (2017) Lubiprostone (Amitiza): Chloride channel activator for CIC (2006) Cardiovascular & Vasoactive Peptides Angiotensin II (Giapreza): Vasoconstrictor for distributive shock (2017) Vasopressin (Vasostrict): Vasodilatory shock treatment (2014) Eptifibatide (Integrilin): GP IIb/IIIa inhibitor for ACS (1998) Bivalirudin (Angiomax): Anticoagulant for PCI (2000) Natural & Endogenous Peptides The FDA has approved approximately 10 natural peptide analogs that mimic endogenous hormones: Insulin (1923) The first approved peptide therapeutic Corticotropin/ACTH (1952) Multiple sclerosis and infantile spasms Oxytocin (1996) Uterine contraction and lactation support Glucagon (1998) Severe hypoglycemia rescue Secretin (2002) Diagnostic aid for pancreatic function Calcitonin (2005) Hypercalcemia and osteoporosis Oral vs Injectable FDA Approved Peptide Drugs Most FDA approved peptide drugs are injectable because peptide chains are usually broken down in the gastrointestinal tract before they can reach systemic circulation
