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The sermorelin pills vs injections question resolves itself when you have both sets of lab results side by side

Injections may: Correct documented vitamin deficiencies Support energy production and reduce fatigue Enhance immune system function Improve mood and cognitive function Support overall metabolic health Administration: Vitamin injections are typically administered intramuscularly (into muscle tissue, usually upper arm or thigh) or subcutaneously (under the skin)

[DOI] [PubMed] [Google Scholar] [143].Alonso-Montes C, Castro MG, Reguero JR, Perrot A, Ozcelik C, Geier C, Posch MG, Moris C, Alvarez V, Ruiz-Ortega M, Coto E

Despite these overlaps there are differences in downstream effects, with IGF-1R preferentially mediating cell growth and InsR preferentially regulating metabolism

10.1038/jcbfm.2013.181 132 LeskuJ