Pepsynth Labs is a chemical supplier
Cyanocobalamin is renally cleared
In addition, B12 deficiency-associated fatigue is often accompanied by other symptoms such as numbness and tingling, cognitive impairment (memory and concentration problems), mood swings (depression), skin changes (pale skin), shortness of breath, or fast heart rate
If you are a vegan, you may wish to consider getting one of these injections to ensure that your body is operating at its optimum level
According to Kannt & Pfenninger in Frontiers in Physiology , NAD is a critical coenzyme in mitochondrial energy metabolism, and strategies that preserve NAD have wide-ranging effects on health and performance (Kannt & Pfenninger, Frontiers in Physiology )