Self-injecting is easy enough
According to the cited figure 3[14], the increase of NADPH concentration from 2,5 mM [1] up to 10 mM also increases the velocity of GR and the GSH reserve levels, that are increased from 10 mM up to 100 mM, in such a way to always saturate GP activity
But there is a serious problem with most of these products: they are classified as research grade or labeled not for human use. Research-grade peptides are manufactured for laboratory and experimental purposes
These patients warrant either baseline supplementation or at minimum testing b12 levels every 6 to 12 months during treatment to catch declining levels before deficiency develops
A deficiency of vitamin B12 can also cause shortness of breath or heart palpitations, as well as gastrointestinal symptoms including constipation, diarrhea, appetite loss, or gas