The FDA classifies it as a Category 2 bulk drug substance, noting potential safety concerns in unregulated compounding
Some individuals notice increased energy within days , while others experience gradual improvement
What happens
Every additional compound in a stack adds another opportunity for contamination or under-dosed product
These include some heartburn medicines, including esomeprazole (Nexium), famotidine (Pepcid AC), lansoprazole (Prevacid), omeprazole (Prilosec OTC), pantoprazole (Protonix), rabeprazole (Aciphex), as well as some diabetes, gout, and chemotherapy drugs
Excess B12 does not generally cause direct harm to the kidneys or liver in people with healthy organs