it is naturally occurring, nontoxic, and is active at a very low nanomolar concentration.11 Another piece of research described GHK-Cu as a safe, inexpensive, extensively studied compound.3 These conclusions primarily apply to topical GHK-Cu, but even with injectables, the lack of serious adverse events in animal subjects points to a general tolerability regardless of the route of administration
Whether youre looking to boost energy, support mental clarity, or improve immune function, B12 injections provide a safe, convenient option with multiple benefits
HBP1, HMG-box transcription factor 1
113 This same combination, but with 5 mg of melatonin, was given to 30 individuals in a separate clinical trial and was found to reduce duration of noise-induced tinnitus and shorten the time to hearing recovery after a 10-minute exposure to loud noise