While benefits vary person to person, many people report feeling significantly better, especially if they were deficient before starting
Selank is a synthetic tuftsin-derived heptapeptide (7 amino acids)
Indeed, regular injections can boost energy levels and help with weight loss and mood
Most peptides obtained outside of a clinical trial or compounding pharmacy setting cannot be guaranteed sterile, pure, or bioactive. CSMR, 2018 Risks of Injecting an Unregulated Compound Patients often reconstitute BPC157 at home using bacteriostatic water (often purchased separately), without understanding: Sterile technique standards are not being met
If you want the underlying logic explained from scratch, see the peptide reconstitution guide, the guide to how much bacteriostatic water to use, and the insulin syringe units guide