What are some unexpected signs and symptoms of niacin deficiency, and how can these manifestations impact overall health?

If you have a niacin deficiency, you might experience the “4 D's”: dermatitis, diarrhea, dementia, and even death.

Subclinical symptoms of a niacin deficiency include the following:

• Loss of taste

• Metallic/rancid taste in the mouth

• Loss of smell/change in smell

• Face moves when you look in the mirror

• Words move when you read

• Unstable or moving ground when walking

• Fatigue

• Inability to relax