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Serotonin is a chemical in the brain that contributes to feelings of calmness, happiness and well-being

Amino Acid Sequence: Gly-His-Lys(Cu2+) Molecular Formula: C16H28CuN6O6-2 Molecular Weight: 463.98 g/mol GHK-Cu Capsules 60 Capsules per pot 2mg of GHK-Cu peptide per capsule

WADA status: As of the 2026 WADA Prohibited List, BPC-157 is classified under S0: Non-Approved Substances, prohibited in-competition and out-of-competition at all times

Nasal Sprays: A less common option, sometimes used for neurological support and brain health

While the study concluded that short-term DSIP treatment was unlikely to be of major therapeutic benefit noting that statistically significant effects were weak and partly attributable to incidental placebo group change it provided the most methodologically rigorous human sleep architecture dataset for DSIP and confirmed the compounds specific effect on objective, not merely subjective, sleep quality parameters