What are the symptoms of B6 deficiency?

1. A red, itchy rash called seborrheic dermatitis, localized swelling, and/or white patches

2. Frequent infections (B6 is needed for proper function of your immune system’s antibodies)
3. Cracks or sores in the corners of the mouth or a swollen and sensitive tongue
4. Fatigue 
5. Numbness or tingling in the hands and feet (called paresthesias)
6. Mood changes including depression, anxiety, or irritability