(Biochemical Pharmacology)
Researchers specifically targeting skin aging should consider GHK-Cu as the primary copper peptide, potentially adding AHK-Cu if scalp health is also a concern

Sensory Symptoms Numbness, tingling, or pins and needles (paresthesia) typically distal/stocking-glove in polyneuropathy Burning pain, allodynia, hyperalgesia common in small-fiber predominant neuropathy and CIDP Loss of proprioception and vibration sense sensory ataxia, positive Romberg sign Loss of pain/temperature sensation (small fiber) risk of unnoticed wounds Motor Symptoms Distal muscle weakness (foot drop in peroneal neuropathy, wrist drop in radial neuropathy) Atrophy of intrinsic hand muscles (ulnar/median neuropathy) Hyporeflexia or areflexia (ankle jerks lost early in length-dependent polyneuropathy) Fasciculations in severe axonal loss Autonomic Symptoms Orthostatic hypotension, dizziness on standing Gastroparesis, constipation or diarrhea, nausea Neurogenic bladder (hesitancy, retention, incontinence) Anhidrosis or gustatory sweating Sexual dysfunction
Injection Setup: Our staff uses sterile, single-use equipment for safety and efficiency