olympic solution ghk cu Your copper peptide product should be this exact blue. If it isn't, you already have your answer. GHK-Cu is blue because of coordination chemistry, not dye. The Cu²⁺ ion at the center olympic solutions ghk cu GHK-Cu
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E., Schwaber, J

The connection between the COVID-19 vaccines and Sneddon Syndrome is still being explored

If you have more B12 than the body needs and is able to absorb, the excess is excreted in urine (EFSA, 2015

doi:10.1038/s41419-019-2025-z
