Important: Dosing mistakes can be very bad if you use the wrong type of needle, like a U40 syringe with U100 insulin
BPC 157 in this form is especially recommended when wanting to improve cognitive functions of the brain, including the ability to concentrate
Cell and Tissue Research, 377(2), 153159
Beetroot juice (500 mL, nitrate: 5 mmol) ingested 90 min before exercise reduced cerebral deoxygenation status, as measured by near infrared spectroscopy, but failed to improve reaction time and information processing at rest, while cycling at 50%, 70% and 90% of VO 2 peak and upon completion of the exercise task
Independent replication from unaffiliated labs is limited
However, even in this scenario, you're making a trade-off