Leyden, "Anti-aging benefits of a GHK-Cu facial and eye cream: A randomized 12-week clinical trial," Dermatol
It's not just about what a compound does , but how effectively and reliably it gets there
AOD-9604 has been studied for possible effects on this process
A 2025 systematic review identified 544 total articles on BPC-157 published between 1993 and 2024, but after applying inclusion criteria, only 36 studies remained eligible for analysis

BPC-157: The Tissue Repair Catalyst Derived from : Body Protection Compound found in gastric juice Mechanism : Promotes angiogenesis (formation of new blood vessels) Enhances fibroblast migration and growth Improves collagen formation Reduces inflammatory cytokines (e.g., TNF-alpha, IL-6) Impact : Accelerates healing in tendons, ligaments, muscles, nerves, and the GI tract TB-500: The Mobility Enhancer Synthetic version of : Thymosin Beta-4 Mechanism : Increases actin production (a protein essential for cell movement and structure) Promotes wound remodeling Reduces fibrosis and scar tissue Downregulates NF-kB , a key driver of inflammation Impact : Enhances cellular repair, improves mobility, reduces joint stiffness GHK-Cu: The Skin and Anti-Aging Powerhouse Naturally found in : Human plasma, saliva, and urine Mechanism : Binds to copper and delivers it into tissues Stimulates type I and III collagen production Increases elastin , glycosaminoglycans , and keratinocyte migration Acts as an antioxidant and anti-inflammatory compound Impact : Promotes firm, elastic skin

PMID 18500180