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Both peptides lack tumor-promoting activity in published studies, and neither affects cortisol, prolactin, or other hormonal axes

Fosgerau K, Hoffmann T: Peptide therapeutics: Current status and future directions

BPC-157 that had no effect on thermal hyperalgesia or tactile allodynia

Subjective symptom assessment provides one measure, but objective markers can be valuable: Pain scales: VAS or NRS scores at baseline and regular intervals Functional measures: activities possible, sleep quality, energy levels Metabolic markers: if relevant, HbA1c and lipid panels Nerve function tests: if available, quantitative sensory testing Understanding how long peptides take to work sets appropriate expectations