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While IGF-1 has important physiological functions, elevated levels carry potential concerns including increased cell proliferation that may support tumor growth in individuals with cancer or pre-cancerous conditions, accelerated aging processes through growth pathway activation, potential cardiovascular effects with chronic elevation, and metabolic consequences including effects on glucose and lipid metabolism

Astrocyte-endothelial interactions at the blood-brain barrier

The best method depends on your target (scalp vs face vs systemic) and comfort level

When evaluated together in experimental environments, these peptides provide researchers with a framework for studying synergistic biological pathways associated with regenerative signaling, extracellular matrix regulation, and angiogenic activity