Nutrients	Deficiency diseases
Vitamin A (Retinol)	abnormalties in skin and in bone development problems in the respiratory, urogenital and gastrointestinal tracts
Vitamin B1 (Thiamin)	beriberi fatigue nerve damage muscular weakness paralysis heart failure
Vitamin B2 (Riboflavin)	dry, scaly skin cracks on the lips and corners of the mouth extreme sensitivity of the eyes to the light
Vitamin B3 (Niacin)	problems in digestion fatigue
Vitamin B5 (Pantothenic)	fatigue ulcer leprosy of four limbs
Vitamin B6 (Pyridoxin)	nosomnia temperament anaemia muscle contraction
Vitamin B12 (Cyanocobalamin)	pernicious anaemia which is characterized by anaemia followed by severe neurological abnormalities
Folic acid	difficult to be wounded anaemia low antibodies
Vitamin C (Absorbic acid)	scurvy bleeding gums and loose teeth anaemia skin hemorrhaging
Vitamin D	For children: stunted bone growth rickets malformed teeth For adults: osteomalacia which may lead to a tendency for bone fractures and muscle spasms
Dietry fibre	constipation
Calcium	bone loss osteoporosis
Phosphorus	bone pain weakness appetite loss
Magnesium	weakness muscle spasms irregular heartbeat leg cramps
Iron	anaemia
Zinc	loss of appetite impaired mental ability emotional disorders tremors slowdown in the healing of wounds and burns poor night vision loss of a sense of taste pustular skin rashes on the arms, legs, mouth and genital region
Iodine	goiter
Copper	elevation in blood cholesterol levels
Fluoride	dental decay bone loss osteoporosis