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E mail I am a first time customer so have only taken a few B12 injections to date, but I am happy with the product so far

To be absorbed, the vitamin needs to be attached to a protein called intrinsic factor

Vitamin B12 injections deliver a purified form of vitamin B12 directly into the muscle or under the skin, bypassing the digestive system for rapid absorption

In the AHK-Cu vs GHK-Cu debate, GHK-Cu has the larger body of research behind its potential benefits, while AHK-Cu's research is more specifically focused on hair applications
