brainfood
nounUK /ˈbreɪnfuːd/
US /ˈbreɪnfuːd/
Food that helps your brain think and remember well.
Fish and nuts are good brainfood for kids at school.
OTHER MEANINGS
2. Anything that makes you think better, like a good book or a puzzle.
Reading before a test is real brainfood.
3. A snack eaten to help you study or concentrate.
She grabbed some brainfood before her exam.
4. Information or ideas that help you learn and understand more.
The science podcast was brainfood for the whole class.