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Weight loss clients are encouraged to take a vitamin B12 injection weekly because a B12 deficiency leads to lethargy, which can be enhanced when following a low-calorie diet
These include: Pale or jaundiced skin Extreme tiredness and lack of energy Pins and needles, muscle weakness, cramping, impaired balance Cognitive issues such as anxiety, depression, 'brain fog', psychosis and dementia Red, inflamed tongue Blurred vision What does vitamin B12 do
Memory problems Alzheimer dementia is also thought linked to B12 deficiency Decreased reflexes Impaired touch or pain sensation, numbness in fingertips or lips Anemia In both diabetes and celiac disease, it is critical to supplement with optimal doses of multivitamins and at least 400 mcg of Vitamin B12 a day
Others cover it only in specific settings (as with Blue Cross MNs emergency/house call restriction)