Tab. V.

Clinical signs and symptoms of micronutrient deficiencies [8].

Affected organs	Symptoms	Micronutrient deficiencies
Skin	Petechiae Purpura Pigmentation Edema Pallor Decubitus Seborrheic dermatitis Unhealed wounds	Vitamins A and C Vitamins C and K Niacin Protein, vitamin B1 Folic acid, iron, biotin, vitamins B12 and B6 Protein, energy Vitamin B6, biotin, zinc, essential fatty acids Vitamin C, protein, zinc
Nails	Pallor or white coloring, Clubbing, Spoon-shape, Transverse ridging/banding, Excessive dryness, Darkness in nails, Curved ends	Iron, protein, vitamin B12
Head/Hair	Dull/lackluster, Banding/sparse, Alopecia, Hair depigmentation, Scaly/flaky scalp	Protein and energy, biotin, copper, essential fatty acids
Eyes	Pallor conjunctiva Night vision impairment Photophobia	Vitamin B12, folic acid, iron Vitamin A Zinc
Oral cavity	Glossitis Gingivitis Fissures, stomatitis Cheilosis Pale tongue Atrophied papillae	Vitamins B2, B6, B12, niacin, iron, folic acid Vitamin C Vitamin B2, iron, protein Niacin, vitamins B2 and B6, protein Iron, vitamin B12 Vitamin B2, niacin, iron
Nervous system	Mental confusion Depression, lethargy Weakness, leg paralysis Peripheral neuropathy Ataxia Hyporeflexia Muscle cramps Fatigue	Vitamins B1, B2 and B12, water Biotin, folic acid, vitamin C Vitamins B1, B6 and B12, pantothenic acid Vitamins B2, B6 and B12 Vitamin B12 Vitamin B1 Vitamin B6, calcium, magnesium Energy, biotin, magnesium, iron