
- Here. Have some pizza, sweetie.
- Penny, you know I'm lactose INTOLERANT.
The Big Bang Theory Season 3, Episode 6

- You're lactose INTOLERANT.
- I don't eat it, I think it's a good idea.
The Big Bang Theory Season 1, Episode 1

that he's not really
lactose INTOLERANT, hmm?
The Big Bang Theory Season 11, Episode 17

He can't eat cheesecake.
He's lactose INTOLERANT.
The Big Bang Theory Season 1, Episode 16

Leonard's lactose INTOLERANT.
He can't eat anything here...
The Big Bang Theory Season 4, Episode 4