| Location | Signs/Symptoms | Deficient Nutrient |
| hair | lack luster, thin, sparse, easily plucked, dyspigmentation, alternating bands light & dark | energy, protein |
| face | nasolabial seborrhea, diffuse dyspigmentation paleness | riboflavin iron |
| eyes | pale conjunctiva poor dark adaptation, Bitot's spots, corneal or conjunctival xerosis papilledema angular blepharitis intraocular hemorrhage |
iron retinol riboflavin, niacin ascorbic acid |
| lips | bilateral angular stomatitis cheilosis |
riboflavin riboflavin, niacin |
| tongue | scarlet, raw tongue magenta tongue glossitis (beefy red tongue) atrophic filiform papilla (slick tongue) |
niacin riboflavin folic acid, cobalamin, iron, niacin, riboflavin folic acid, cobalamin, iron, niacin, riboflavin |
| teeth | caries | fluoride |
| gums | pale spongy, bleeding, receding, swelling | iron ascorbic acid |
| endocrine system | thyroid enlargement parotid enlargement | iodine protein |
| skin | purpura hyperpigmentation desquamatory dematitis follicular hyperkeratosis, xerosis, mosaic dermatosis petechial hemorrages thickening/pigmentation at pressure points and sun exposed areas scrotal/vuval dermatosis |
vitamin K energy, folic acid, cobalamin, niacin biotin, essential fatty acids, zinc, pyridoxine reinol, essential fatty acids ascorbic acid niacin riboflavin |
| nails | koilonychia (spoon nail), paleness | iron |
| subcutaneous tissue | fat decreased edema |
energy protein, thiamin |
| musculoskeletal system | wasting craniotabes, frontal bossing, knock-kness, beading of ribs, bow legs, musculoskeletal hemorrhage | energy, protein vitamin D ascorbic acid |
| cardiovascular system | cariomegaly, tachycardia, CHF, wet beriberi | thiamin |
| nervous system | mental confusion, encephalopathy, calf tenderness, sensory loss, motor weakness, dry beriberi, biolateral absent ankle/knee jerks | thiamin, cobalamin |
| gastrointestinal system | hepatomegaly | protein |