NADPH - A chemical that your brain forgets about until it's time to

A chemical that your brain forgets about until it's time to write the test and you're like 'what even is this?'

'NADPH? I thought it was a typo.', @student4life

'NADPH is just a thing my teacher threw in to make me cry.', My friend’s notes

'NADPH is like that one kid in class who never speaks but shows up on every test.', My mom’s text