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Combining with other peptides GHK-Cu often appears in protocols alongside BPC-157 , TB-500 , and other peptides
Excessive B12 can cause restlessness or a sudden spike in alertness in sensitive individuals
2020 Mar 15;14(2):153-167
Over-supplementation without need can cause interactions with other nutrients or mild digestive issues
Goldstein, A.L., Hannappel, E
A healthcare provider administers B12typically in the methylcobalamin or cyanocobalamin formvia intramuscular injection, usually in the upper arm or hip area
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