Nutrition Brazil nut

brazil nuts after shell removal

brazil nuts 14% protein, 12% carbohydrate, , 66% fat weight; 85% of calories come fat, , 100 gram amount provides 656 total calories. fat components 23% saturated, 38% monounsaturated, , 32% polyunsaturated. due high polyunsaturated fat content, omega-6 fatty acids, shelled brazil nuts may become rancid.

nutritionally, brazil nuts excellent source (> 19% of daily value, dv) of dietary fiber (30% dv) , various vitamins , dietary minerals. 100 gram amount (75% of 1 cup) of brazil nuts contains rich content of thiamin (54% dv), vitamin e (38% dv), magnesium (106% dv), phosphorus (104% dv), manganese (57% dv) , zinc (43% dv) (right table). brazil nuts perhaps richest dietary source of selenium, one-ounce (28 g) serving of 6 nuts supplying 774% dv. 10 times adult u.s. recommended dietary allowance, more tolerable upper intake level, although amount of selenium within batches of nuts varies greatly.

the european union has imposed strict regulations on import brazil of brazil nuts in shells, shells have been found contain high levels of aflatoxins, can lead liver cancer.

brazil nuts contain small amounts of radium, radioactive element, in 1–7 nci/kg or 40–260 bq/kg, 1000 times higher in several other common foods. according oak ridge associated universities, not because of elevated levels of radium in soil, due extensive root system of tree.

brazil nuts common ingredient in mixed nuts. because of large size, tend rise top upon forced vibrations encountered during transport, example of granular convection, reason called brazil nut effect.