does bpc 157 have to be injected locally

My B12 arrived as a powder with a separate vial AOD-9604 5mg Spray | Modified Aminos https://corepowerpeptides.is/wp-content/uploads/2026/06/5-Amino-1MQ-Powder-9g.png b12 Size:1000 mcg/ml - 10 ml x 3

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