best b12 injection site

BPC-157 TB-500 Blend | 10mg Research Peptide Strength:50 mg (60 Tablets) b12 deficiency management The needle is similar to an insulin needle, very thin and short https://preview.redd.it/3-monthly-injections-v0-ckgcoxmqh2vf1.jpeg?width=750&format=pjpg&auto=webp&s=040a86d3ac2cf27690e1473d3d8526aeabbf4308

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