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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

The stronger your myelin sheaths are, the faster your neurons fire, meaning you think, remember and recall faster

Carbon nanomaterials like graphene oxide have been shown to affect nitrogen fixation and organic matter decomposition [121, 122]

Repeated skin sensitization tests have not revealed any allergenic potential