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Regular check-ins with your healthcare provider, blood tests to track hormone levels and metabolic health, and adjustments to your peptide regimen ensure you stay on track and achieve optimal results

One review looked at seven different clinical studies, concluding that consumption of tribulus terrestris was effective at improving the number, motility, and morphology of sperm samples from men with infertility

The one real exception so far is GHK-Cu in topical form, which the FDA moved onto the Category 1 list in a May 2026 update, so a pharmacy can compound it now

1 As we age, our glutathione stores decrease meaning we are more susceptible to oxidative stress from free radical damage