> didn't actually click through

Actually, I think misunderstood what they said.

Effectively all nutrition labels are just using the FDA’s numbers on their ingredients list. They know how many coffee beans they buy and how many cups they serve. Brewing coffee isn’t going to summon arbitrary amounts of caffeine from the neatherworld.

> just made up

Actually it’s from an internal source though possibly outdated. McDonald’s is rather famous for losing a large lawsuit around coffee. They didn’t just change the temperature and call it a day but went full cya.