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Barbalho SM, Goulart RA, Arano ALC, de Oliveira PGC ~ Aliment Pharmacol Ther
Epub 2014 Aug 10
Common Deficiency Symptoms Common symptoms of Vitamin B12 deficiency include: Fatigue Weakness Pale skin Shortness Mouth Issues: Sore, red tongue, mouth ulcers, bleeding gums Gastrointestinal: Loss of appetite, weight loss, nausea, diarrhea, constipation Nerve issues like numbness/tingling Mood changes (depression, irritability) Memory problems Key Differences: NAD+ vs B12 NAD+ and B12 both boost energy, but NAD+ acts as a deep cellular, anti-aging repair agent, while B12 provides immediate metabolic energy and red blood cell support
Possible side effects Nausea Diarrhea Decreased appetite Vomiting Constipation Dyspepsia (indigestion) Abdominal pain If side effects are severe or persistent, contact your healthcare provider