With MTHFR, what started as mutations are now a common part of the human gene pool, just like blue eyes, lactose tolerance, and many others
Initial Loading Dose Recommendations The first step in treating vitamin B12 deficiency is a loading dose
For instance, vitamin B1 (thiamine) protects the immune system, while vitamin B2 (riboflavin) is an antioxidant necessary for red blood cell production
Phase 1: initiation (weeks 1 through 4) Semaglutide dose: 0.25 mg per week This is not a therapeutic dose for weight loss
So when a medic says that someone with PA "can use the stored B12 in their liver", as far as I know, we simply don't know whether this is true or not
It is usually administered intramuscularly by a doctor or nurse