is vitamin b12 injection vegan Injections: What You Need To Know Vitamin B12: Are You Really

The result is anaemia (lack of healthy blood) and widespread oxygen deprivation

High-risk groups include older adults, vegans, individuals with pernicious anaemia, those with malabsorption conditions such as Crohn's disease or coeliac disease, people taking metformin or proton pump inhibitors long-term, and those with recent nitrous oxide exposure including recreational use

Other studies have shown that laboratory tests for vitamin B12 are mainly used for patients with non-specific symptoms rather than the recommended population 6

Or that pre-injection antihistamines cut your reaction severity in half

The biggest problem is that older men don't absorb these vitamins well

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