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What an elevated serum B12 represents, and why no single threshold exists A serum B12 reflects vitamin bound to transport proteins in the blood, not the amount that has reached the tissues, and the threshold for calling it high shifts with the assay, the laboratory, reference interval, and the unit on the report
Use the reconstitution calculator to confirm units before injecting
Some of the best food sources of B vitamins include: Fish: salmon, tuna, mackerel Poultry: chicken, turkey Lean meat: beef or pork chops Leafy greens: kale, spinach Legumes: beans, lentils, peas B Vitamin Supplement Benefits While getting your vitamins from your foods is best, some people opt for supplements to increase their B vitamin intake
Improves Brain Function Vitamin B12 plays a role in supporting mental and cognitive performance
While research is still evolving, it is widely used in wellness environments for its supportive properties
