Is there a link between vitamin B12 deficiency in vegetarians and symptoms of fatigue and mental fog, and what are the best strategies for supplementation?
Abstract
Vegetarians and vegans are at higher risk of Vitamin B12 deficiency, which can manifest as fatigue and mental fog. Supplementation, primarily through oral means, effectively prevents and treats these symptoms.
Fields of Study & Subjects
Folate and B Vitamins Research
Porphyrin Metabolism and Disorders
Nutrition and Health Studies
Publication details
- Journal / source
- Zenodo (CERN European Organization for Nuclear Research)
- Publication date
- 15 March 2026
- Language
- EN