epitalon epithalon mechanism of action scientific studies telomere Epithalon Peptide: Anti-Aging, Longevity, and
Description
Hold or extend: Maintain 5 mg/day, or extend toward 10 mg/day for the optional days 1120 window if tolerated

I really think that the ampoules start to lose their potency , not immediately after the expiry date , but fairly soon

Neural Transm
95% confidence interval [CI], -18.1 to -16.6

Enhancement of Neurogenesis and Memory by a Neurotrophic Peptide in Mild to Moderate Traumatic Brain Injury

Fatigue : BPC 157 can make you feel tired for a bit after use
