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Only a healthcare professional can help you determine whether you are deficient in vitamin B12 or if your low energy and fatigue are associated with nutritional deficiencies
Am I suitable for Vitamin B12 injections, how do I know if I have a Vitamin B12 deficiency
In the trials not every participant advanced to the full 2.4 mg of each component, and dose flexibility was built into the design the target is reached gradually and not universally, so this is reference data describing the trial schedule, not a fixed prescription
If youre also interested in assessing minerals, we recommend our Nutrition Test, which evaluates 8 essential minerals and crucial ratios between them
But research does provide some guideposts
Coordinated response of sulfate transport, cysteine biosynthesis, and glutathione-mediated antioxidant defense in lentil ( Lens culinaris Medik.) genotypes exposed to arsenic
