why is my b12 injection not working Only One Chance - Deficiency Vitamin B12 shots: Uses, benefits,

Long-term deficiency may lead to more serious health issues like anemia, nerve damage, and cognitive problems

New York: Springer-Verlag

If folate deficiency is suspected, it is reasonable to give oral folic acid (0.4 1 mg/day) without doing laboratory investigation for deficiency at least until the hemoglobin and mean corpuscular volume normalizes (or longer if the underlying cause cannot be eliminated)

The people who tend to benefit most include: Adults with diagnosed or suspected vitamin B12 deficiency Those following restrictive diets (vegan, vegetarian) that limit B12 food sources People with gastrointestinal conditions that affect nutrient absorption Adults over 60 who are at higher risk for marginal B12 status Individuals actively working on weight loss alongside diet and exercise Health-conscious professionals who want metabolic support during busy seasons If youre unsure whether youre a good fit, the best first step is a conversation with a qualified provider