TIL Brazil nuts are so high in selenium a single nut can give you 100–160% of your daily requirement. It's possible for just 5 nuts to exceed the 400 µg/day upper limit. reddit.com: what's new online! By: /u/domlincog 2 September 2026 at 20:27 submitted by /u/domlincog to r/todayilearned [link] [comments]