It means you need to inject whatever volume delivers 250mcg based on your actual concentration
In brain, the properties of GSH transport in isolated rat brain mitochondria seemed to be different from those reported previously for kidney mitochondria, as they were influenced most by inhibitors of the tricarboxylate carrier, citrate, isocitrate, and benzenyl-1,2,3-tricarboxylate (Wadey et al., 2009)
The relationship appears to be with the rate and magnitude of weight loss itself rather than a direct drug effect
Thinner gauge needles may also be less painful, especially if you need daily injections
GHK-Cu: Being a peptide naturally present in the body, GHK-Cu benefits from a long safety track record, both in topical application (cosmetics) and in preclinical research