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GABA (gamma-aminobutyric acid) serves as your brains primary inhibitory neurotransmitter, essentially the calming signal that tells neurons to slow down
Sleep and stress: Cortisol breaks down collagen faster than GHK-Cu signals can rebuild it
The peptide space is moving from a largely unregulated gray area toward more structured oversight
Only pharmaceutical-grade sterile or bacteriostatic water is acceptable
Scientists describe it as twelve hallmarks of aging (Lpez-Otn and colleagues, Cell, 2023), the cellular drivers behind why bodies wear down
PMCID: PMC8789089 2
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