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Vitamin B12 deficiency, following which the supplements are advised, usually presents symptoms like anaemia, feeling tired or weak, trouble while walking, weight loss, irritability, poor appetite, and diarrhea
Weight changes Weight gain or weight loss, especially quickly or suddenly, often disrupts menstrual cycles
Dialogues in clinical neuroscience, 6, 259-280
Inflammation-triggered self-immolative conjugates enable oral peptide delivery by overcoming gastrointestinal barriers