Witch Watchers

"EAT AS MUCH AS YOU WANT with the new range of potions from Witch Watchers."

- Daily Prophet.

Witch Watchers was a wizarding weight management company. They ran an advert in the Daily Prophet in 1996 for a new line of diet potions that supposedly allowed users to eat as much as they pleased.

Behind the scenes

 * The naming may be a play on the real-life weight-loss program.

Appearances

 * Harry Potter and the Half-Blood Prince (film)
 * Harry Potter Limited Edition