Wednesday, January 9, 2013

Brazil Nuts

One of the richest dietary source !!
'Brazil Nuts', native to Guianas ♥



 

 The Brazil nut or Bertholletia excelsa is a South American tree in the family Lecythidaceae, and also the name of the tree's commercially harvested edible seed. The Brazil nut tree is the only species in the monotypic type genus Bertholletia. It is native to the Guianas, Venezuela, Brazil, eastern Colombia, eastern Peru and eastern Bolivia. The bark is grayish and smooth. The leaves are dry-season deciduous, alternate, simple, entire or crenate, oblong, 20–35 centimetres long and 10–15 centimetres broad. The flowers are small, greenish-white, in panicles 5–10 centimetres long; each flower has a two-parted, deciduous calyx, six unequal cream-colored petals, and numerous stamens united into a broad, hood-shaped mass.
Nutritionally, Brazil nuts are a good source of some vitamins and minerals. A cup (133 grams) of Brazil nuts contains the vitamins thiamin (0.8 mg—55% DV) and vitamin E (7.6 mg—38% DV); minerals calcium (213 mg—21% DV), magnesium (500 mg—125% DV), phosphorus (946 mg—96% DV), copper (2.3 mg—116% DV), and manganese (1.6 mg—81%). Brazil nuts are perhaps the richest dietary source of selenium; 28 g (1 oz, 6–8 nuts) can contain as much as 544 µg. Recent research suggests that proper selenium intake is correlated with a reduced risk of both breast cancer and prostate cancer.

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