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This process evaluates safety, effectiveness, manufacturing standards, and labeling

The National Institutes of Health recommend the following daily dosage of vitamin B12: Birth to 6 months: 0.4 micrograms Infants 712 months: 0.5 micrograms Children 13 years: 0.9 micrograms Children 48 years: 1.2 micrograms Children 913 years: 1.8 micrograms Teens 1418 years: 2.4 micrograms Adult men and women 1850 years: 2.4 micrograms Adult men and women over 50 years: 25250 micrograms Women who are pregnant: 2.6 micrograms Women who are breastfeeding: 2.8 micrograms Adults over the age of 50 are at a greater risk of vitamin B12 deficiency because they tend to produce less stomach acid, which is needed to convert the vitamin properly

Alcoholism and Chronic Illness Excessive alcohol intake and some chronic conditions can reduce nutrient absorption and deplete B12 levels in the body

Disorders in glutathione metabolism [PMID: 1195974] Laboratory literature summary: Disorders in glutathione metabolism

At recommended dosages, Vitamin B-Complex Injection is well tolerated by most patients, but as with any parenteral therapy, side effects can occur