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The Endogenous Decline Argument Plasma GHK falls from approximately 200 ng/mL at age 20 to approximately 80 ng/mL at age 60 in human cohorts 1 2
Even with the right products, a few habits can hold you back: 1
Both B12 vitamins and injections can help treat a B12 deficiency, although your body will absorb injections much quicker and more easily
Cai C, Huang H, Whelan S, Liu L, Kautza B, Luciano J, et al
It has opaque packaging that doesnt oxidize, lasts longer, and ensures you fully use up its goodness
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