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In UK practice, monitoring is primarily based on clinical response rather than routine blood tests, as post-treatment serum B12 measurements can be misleadingly high and may not reflect tissue levels
Use appropriate sterile technique to reduce contamination risk during vial access
Allow to dry completely
Vitamin B12 supplementation is important in discrete populations People who don't consume animal flesh run the risk of vitamin B12 deficiency that is, unless they take supplements or regularly eat foods fortified with the nutrient, including fortified cereals, fortified plant milks, and fortified nutritional yeast, according to The Vegetarian Resource Group
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