Immediate Absorption: Intramuscular or subcutaneous administration delivers quick correction of B12 deficiency and maximum bioavailability
A primary reason is poor blood supply
However, as with all medical treatment, there is no guarantee that I will become immune or that I will not experience an adverse side effect from the vaccine
Crucial for breaking down food and repairing body tissues
Vitamin B12 Health Benefits - Relieves the body of fatigue and weakness, potentially improving stamina - Supports healthy red blood cells and is used to treat Anemia - Treats pernicious anemia - Treats sickle cell anemia - Produces energy - Assists in weight loss - Keeps you thinking clearly and fights depression - Maintains proper heart functioning - Maintains a strong nervous system - Supports DNA replication and keeps your cells and you looking younger - Protects your heart - Used to treat and prevent Alzheimer's disease - Used to prevent breast cancer More information, precautions and interactions can be found under the "About B Vitamins tab." Before taking any new medication, either prescription or over-the-counter, check with your doctor or pharmacist

What the Authoritative Sources Say About B12 Deficiency and Supplementation The National Institutes of Health Office of Dietary Supplements publishes the most thorough citation-backed overview of vitamin B12 its role in red blood cell formation and neurological function, the populations most at risk for deficiency (older adults, people on long-term metformin or proton pump inhibitors, vegetarians and vegans, people who have had gastric bypass surgery), and the recommended daily intake at each life stage