If you have seen DSIP marketed as a sleep peptide and wondered whether it actually works, the honest answer is that the science is early and mixed
The stable gastric pentadecapeptide BPC 157 pleiotropic beneficial activity and its possible relations with neurotransmitter activity
European Neurology 23 (5): 321345 Iyer KS and McCann SM (1987)
Dosage adjustments or discontinuation may be necessary based on individual tolerance and provider assessment
Studies on the efficiency of DSIP in the treatment of insomnia produced conflicting results
DSIP Injection Quick Facts Route Subcutaneous (under the skin, not into muscle) Dose 20 units (0.2 mL) once nightly Timing At bedtime, Monday through Friday Standard Sites Abdomen, thigh, upper glute, back of deltoid Vial 5 mL at 1 mg/mL, ships ready to use Hard Rule No alcohol, sedatives, or other sleep aids When Matters More Than Where The short answer to where to inject DSIP is the abdomen or the front of the thigh, at bedtime, using 20 units of the ready-to-use vial