stem cell activation (PMID: 20880960) Hair: Stimulated hair follicle stem cells in preclinical research (PMID: 14657002) Human Clinical Data Both peptides lack robust human clinical trial data, though Thymosin Beta-4 (the parent compound of TB-500) has more formal clinical exposure through RegeneRx Biopharmaceuticals' development programs
What may improve includes: Pain intensity and frequency Radiating symptoms (sciatica) Morning stiffness and mobility Tolerance for sitting, standing, and daily activities Sleep quality affected by pain Dependence on pain medications Many users with disc herniations report 50% to 80% improvement in symptoms while their imaging findings remain unchanged
Intramuscular administration bypasses oral absorption, which is limited to approximately 12% of dose above 1,000 mcg due to intrinsic factor saturation in the ileum
GHK-Cu dose for wound healing and tissue repair GHK-Cu accelerates angiogenesis , drives collagen deposition and reduces inflammation
Guisantes A et al
For injury-specific protocols, see best peptides for injury recovery