If choosing NAC, look for a pure, third-party tested source
Funding Support for this work was provided by US National Institutes of Health grants R56DK123738 and R01DK123738 to E.E.S
For the preparation of nuclear extracts, frozen liver pieces were homogenized in homogenization buffer (20 mM HEPES, 70 mM sucrose, 220 mM Mannitol, 2 mM EDTA, 0.5 mg/ml BSA, 0.1 mM PMSF, 1.0 mM DTT, pH 7.5)
Once your GP establishes the need for ongoing therapy and you complete training, they can issue a repeat prescription for hydroxocobalamin ampoules and injection supplies, which you collect from community pharmacies
A 500 mcg draw equals 0.10 mL, or 10 units