self injection b12 video Treating Severe Vitamin Deficiency Safe B12 Injection Guide at

Vitamin B12 is essential for neurological function and DNA synthesis

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This article was originally published in German.

Individual factors such as metabolic rate, body weight, and age may theoretically influence how B12 is distributed and utilised, though evidence for their impact on injection intervals is limited

So people at greatest risk for deficiency include those with low stomach acid (e.g., older adults and people on proton pump inhibitors or antacids) or low IF production (known as pernicious anemia), people on medications that interfere with B12 absorption (such as metformin), people who have had gastric surgery, those with GI conditions that impair nutrient absorption (like celiac or Crohn's disease), and people on vegan and vegetarian diets

Causes of Dark Circles Under the Eyes in Children Periorbital hyperpigmentation and prominent blood vessels are frequently observed in the pediatric patient group