Oral vs Injectable BPC 157: Differences, Benefits, and When to Use Eac Revolution Health & Wellness Peptides are surging in popularity. There's little evidence that they work. In the era of Make America Healthy Again, the popularity of peptidesshort chains of amino acids that often act as signalling molecules in the bodyhas risen sharply. Many compounding pharmacies, which produce BPC 157: Miracle Healing Peptide or Hidden Danger?