Vitamin B-12 is an essential nutrient that keeps the body functioning properly. Symptoms of vitamin B-12 deficiency include fatigue, bad mood, and nerve problems.Vitamin B-12 deficiency may affect between 1.5 and 15 percent of people globally.
The body cannot store vitamin B-12, so it is important to consume foods that contain it on a regular basis.
Symptoms of vitamin B-12 deficiency:
- Tingling hands or feet
- Trouble walking
- Pale skin
- Fatigue
- Fast heart rate
- Shortness of breath
- Mouth pain
- Problems thinking or reasoning
- Irritability
- Nausea, vomiting, and diarrhea
- Decreased appetite and weight loss