Symptoms of a folate deficiency include fatigue, irritability, diarrhea, poor growth, and a smooth, tender-feeling tongue, per MedlinePlus. Leave a Comment / Vitamins – “Symptoms of a folate deficiency include fatigue, irritability, diarrhea, poor growth, and a smooth, tender-feeling tongue, per MedlinePlus.” RELATED: Probiotics In Greek Yogurt
