neurogan health copper peptide ghk-cu reviews Face & Neck Serum Neurogan GHK-Cu Copper Peptide Hair
Description
Other risks include a hematoma where blood pools in or near the injection site

PMID 11826272
You can also consult your doctor to establish an appropriate dose if its determined that you dont get enough B12 from food sources

Injectable provides systemic exposure better for whole-body anti-aging, tissue repair, or longevity goals
