Many people use the terms sterile water and bacteriostatic water interchangeably, but they are fundamentally different solutions designed for very different applications
Bowcock 2005

Oral BPC-157 Gut and Systemic Support: Repairs and strengthens the gut lining (helps with leaky gut, ulcers, and reflux) Reduces inflammation in the gastrointestinal tract Supports digestion, nutrient absorption, and gutbrain balance Promotes overall systemic recovery and immune support BPC-157 Injection Musculoskeletal Repair: Accelerates healing of tendons, ligaments, muscles, and joints Reduces inflammation and pain from overuse or injury Improves mobility, flexibility, and physical recovery Supports post-surgical and chronic injury rehabilitation BPC-157/TB 500 Accelerates healing of muscles, tendons, ligaments, and joints Promotes angiogenesis (new blood vessel formation) to improve circulation and oxygen delivery Reduces inflammation and swelling Improves flexibility, strength, and mobility Enhances post-surgical and injury recovery Supports collagen synthesis and connective tissue repair Reduces scar tissue and promotes smoother recovery Aids systemic recovery from chronic overuse and strain What are the side effects of BPC-157

The root and the fruit extracts were prepared using the subcritical water extraction method
Why not just dissolve in PBS or cell culture media directly
Weeks 2 to 4: Stronger responders notice physical changes, including better range of motion, fewer flare-ups, and the ability to handle more physical load