Zinc

Iodine

Magnesium

Iron

overconsumption of anti-thyroid substances

insufficient intake of iodine from foods

overconsumption of other trace elements

excess alcohol intake

Iodine 

Manganese 

Iron

Selenium

Carbohydrates

Protein

Iron

Magnesium 

Cambodia

Rwanda

Liberia

The United States

Manganese

Zinc

Iron

Copper

Vitamin K

Vitamin D

Vitamin A

Vitamin C

The amounts in foods are dependent, in part, on soil composition.

Deficiencies are more difficult to recognise in

children than in adults.

Deficiencies of trace minerals are virtually unknown,

although toxicities are well documented.

Dermatitis is a deficiency sign common to many trace

minerals.

High intakes of short- and

medium-chain fatty acids raise high-density lipoprotein levels.

High intakes of fish oil

lower bleeding time and improve diabetes and wound healing.

Intake of saturated fat

raises blood cholesterol more than intake of cholesterol.

Trans

-fatty acids contained in

polyunsaturated fats but not in monounsaturated fats alter blood cholesterol

levels.

15 minutes

2 hours

30 minutes

1 hour