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Neither is universally "better"-they are related copper peptides with similar roles in collagen and repair
Storing peptides in plastic syringes for extended periods can lead to degradation and potential adsorption of the peptide to the plastic, affecting dosage accuracy
IGF-1 Actions: Promotes muscle cell growth and repair Stimulates fat breakdown (lipolysis) Enhances protein synthesis Supports bone and joint health Increases insulin sensitivity (in moderate doses) Key Points to Know: HGH is the signal, but IGF-1 is the workhorse behind most of the effects athletes want
Cells then recycle it back using an enzyme (glutathione reductase), creating a powerful protection cycle
