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Figure 2 represents the pathophysiology of an altered IGF-1/GH/insulin axis, and potential beneficial actions of IGF-1 therapy

Animal toxicology studies extended longer
Science 352 , 189196 (2016)

How a B12 deficiency causes fatigue Your cells need B12 for proper function, and without the necessary amount, your red blood cell production decreases, which makes delivering oxygen to your cells more difficult

References 1 Abautret-Daly.DempseyE.Parra-BlancoA.MedinaC.HarkinA

doi: 10.1016/j.ejps.2022.106153
