side effects of injecting ghk-cu Is actually worth it?” is genuinely one the most common questions in my comments, so let me finally answer it properly. The short version: copper peptides have real research behind GHK-Cu Side Effects: Injection vs

Side Effects and Safety Side effects Across preclinical studies and the small human trials published to date (~28 subjects across pilot studies), the reported adverse events stay limited: Mild injection-site irritation (rare) No systemic toxicity at therapeutic doses in published reports Oral administration: mild GI upset in sensitive individuals No immunosuppression, hormonal disruption, or metabolic side effects have been observed

This is kind of Darwinian's, Darwin's philosophy

The other possibility is that your BPC 157 is from an unreliable source and is contaminated with a hormonally active substance

Once that date passes, you cannot rely on the medication to deliver consistent dosing, which undermines your weight loss and metabolic results