extremely high, one or two per day is generally plenty.
The NIH lists the adult tolerable upper intake level for selenium at 400 micrograms per day and specifically warns that eating too many Brazil nuts can push selenium intake above safe levels.
Chronic excessive selenium intake can lead to a condition called selenosis.
Possible signs include:
garlic-like breath odor,
metallic taste,
nausea or diarrhea,
brittle nails,
hair loss,
skin changes,
and nervous-system problems.
For that reason, Brazil nuts aren’t the kind of food you should mindlessly eat by the bowlful every day.
And if you’re already taking a supplement containing selenium, check the label before adding Brazil nuts regularly.
The Simplest Way to Eat Them
No complicated recipe is required.
Try eating one or two plain, unsalted Brazil nuts with breakfast or as part of a snack.
You could also chop them over:
Greek yogurt,
oatmeal,
chia pudding,
fruit,
or
