Chinn IK, Blackburn CC, Manley NR, Sempowski GD
Adherence to the regimen is encouraged to effectively replete or maintain vitamin levels, but occasional timing adjustments are acceptable
Both media were supplemented with 10% heat-inactivated fetal bovine serum (FBS) and 2 mM glutamine (25030081), all from ThermoFisher Scientific, plus 100 units/mL penicillin (Laboratorios ERN.S.A., Madrid, Spain
B-complex vitamins Ascorbic Acid Zinc Selenium Biotin Glutathione Alpha Lipoic Acid Vitamin D supplements (if needed) NAD+ Nicotinamide adenine dinucleotide (NAD) infusion
Evaluating sources of B12, confirming the test result, and monitoring trends over time can provide clarity
Certificate of Analysis Every batch undergoes rigorous third-party laboratory testing to verify identity, purity (98%), and quality before release.