A long time ago, pernicious anemia was fatal (pernicious means "deadly")
| | Intensive Performance Protocol | 10mg subcutaneous, 5x/week (weekdays) | 150mg oral, daily | Both compounds AM, pre-training | 6 weeks on, 4 weeks off | Athletic performance research, substrate utilization studies, endurance capacity trials | Higher dosing frequency and dose intensity produce more pronounced short-term shifts in RER and VO2 max, but require stricter adherence and increase washout sensitivity
[3] Common conditions like gastritis, anemia, and Crohn's disease can diminish your B12 levels
Reduces Fatigue and Weakness 7
Your provider can explain trade-offs based on your goals and medical history
It is studied for its ability to improve muscle function, increase lean mass, and support healthy aging by optimizing the NAD+ metabolome.