bpc 157 injectible BPC-157 For Knee Pain: Early Reported Outcomes, A report on intra-articular BPC-157 for knee pain described high rates of improvement: ~92% with BPC-157 alone, ~75% when combined with thymosin beta-4, BPC-157 - Wikipedia

The duration of results depends on the Patients metabolism and how often injections are performed

GLP-1 (Glucagon-Like Peptide-1): GLP-1 plays a key role in appetite regulation by promoting satiety and reducing hunger signals

They are often sufficient for correcting mild dietary deficiencies (e.g., in vegans who dont consume fortified foods) and can sometimes be used for maintaining levels after an initial course of injections, provided absorption is adequately monitored by a healthcare professional

In other words, BPC 157 may support the conditions that allow hypertrophy training to continue, but it should not be framed as a direct muscle-growth peptide