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Over an entire vial, the cumulative dead space can mean your last dose comes up slightly short
GHK-Cu is a naturally occurring copper peptide found in human plasma, saliva, and urine, with plasma levels that decline from approximately 200 ng/mL at age 20 to 80 ng/mL by age 60
Those at greatest risk of vitamin B12 deficiency are vegans and vegetarians, who get little to no B12 from the diet
This is done to be clear and reassure customers of the quality of our product
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