Top 10 Nutritional Deficiencies

10. Beriberi - a disease whose symptoms include weight loss, body weakness and pain, brain damage, irregular heart rate, heart failure, and death if left untreated and is a vitamin B1 deficiency

9. Pellagra -  diarrhea, dermatitis, dementia, and finally death and is a vitamin B3 deficiency

8. Biotin Deficiency (Vitamin B7) - causes rashes, hair loss, anaemia, and mental conditions including hallucinations, drowsiness, and depression

7. Scurvy - causes lethargy, skin spots, bleeding gums, loss of teeth, fever, and death and is a vitamin C deficiency

6. Rickets -  causes muscles and bones to become soft, which can cause permanent deformities in children and is a lack of vitamin D or of calcium

5. Ariboflavinosis - causes distinctive bright pink tongues, although other symptoms are cracked lips, throat swelling, bloodshot eyes, and low red blood cell count. Ultimately it can cause comas and death and is caused by a vitamin B2 deficiency

4. Vitamin K deficiency - In severe cases it causes uncontrolled bleeding and underdeveloped faces and bones

3. Hypocobalaminemia - causes gradual deterioration of the spinal cord and very gradual brain deterioration, resulting in sensory or motor deficiencies. Mental disorders from the gradual brain damage begin as fatigue, irritability, depression, or bad memory and is a vitamin B12 deficiency

2. Paraesthesia - causes the sensation we feel as ‘pins and needles’ or a limb ‘falling asleep’ and is a vitamin B5 deficiency

1. Night Blindness - vitamin A deficiency - high doses can be found in carrots and liver