Because of its excellent taste and rich nutrition, Brazil nut is known as the "king of nuts". It contains 14% protein, 11% carbohydrate , and 67% fat. Among nut foods, Brazilian chestnut is the nut with the highest saturated fat in and the saturated fat content in it is even higher than that of Australian walnuts.
In addition, Brazil nuts are also rich in selenium, magnesium, vitamin B1, vitamin B2, vitamin E, carotene, etc., and the calcium, phosphorus and iron content is also higher than other nuts. Brazil nuts are the most known plant rich in organic selenium today, with 1917 micrograms of selenium per 100g.
The daily recommended selenium consumption for Chinese people is 60 micrograms, and the daily selenium intake should not exceed 400 micrograms. Eating 1 to 2 Brazil nuts a day is enough to supplement selenium, and you can also avoid worrying about the influence of radioactive substances. It also has various functions such as enhancing brain memory, promoting the synthesis of glutathione, and quenching alcohol and protecting the liver.

If you eat a lot of Brazil nuts at one time, excessive selenium intake will cause selenium poisoning. Symptoms of acute selenium poisoning include vomiting, abdominal pain, garlic breath, hair and nail loss, rash, peripheral neuritis, and in severe cases, respiratory disorders and respiratory failure may occur.
is classified according to acute toxicity. Selenium is highly toxic, so even the nutritional Brazil nuts should be eaten in moderation.