best place to pin ghk cu inject GHK-Cu Peptide Benefits for Skin 5 GHK Cu Peptide Injection
Description
Side effects are uncommon and typically mild: BPC-157: Injection-site irritation, occasional transient nausea, mild fatigue in the first week of a cycle

It cannot be sold as a dietary supplement (not a legal dietary ingredient)

Vitamin B12 is used for Maintaining the health of the nerves in the body

Flu, pneumococcal, hepatitis B (for at-risk patients), and COVID-19 vaccines are Part B
Lee E, Walker C, Ayadi B
That gives you 25-50 doses per vial, though you should use the reconstituted solution within 28 days