“Diet books are popular because they appeal to a wide audience”

“Diet books appeal to a wide audience” is a jocular one-line saying that was posted on Twitter on April 22, 2010. “Books on dieting usually appeal to a wide audience. #pun-in-cheek” was posted on Twitter on May 11, 2010.
 
“Apparently diet books are popular because they appeal to a wide audience” was posted on Twitter on June 18, 2012.
   
       
Twitter
Banned Library‏
@bannedlibrary
Diet books appeal to a wide audience.
3:40 PM - 22 Apr 2010
 
Twitter
Shahrzaad Parekh‏
@SparxNet
Books on dieting usually appeal to a wide audience. #pun-in-cheek
9:40 AM - 11 May 2010
       
Twitter
Mark Summers‏
@markysumm
Apparently diet books are popular because they appeal to a wide audience.
9:56 AM - 18 Jun 2012
   
Twitter
That’s Madness Ent.‏
@ThatsMadness
Apparently diet books are popular because they appeal to a wide audience.
2:19 AM - 19 Jun 2012
 
Twitter
Zola Hashatsi‏
@zola_hashatsi
Apparently diet books are popular because they appeal to a wide audience.
6:18 AM - 20 Jun 2012
 
10 January 2016, The Sun (London, UK), “Check out The Village, people,” pg. 36:
If you’ve ever wondered why diet books and DVDs are so lucrative, it’s because they appeal to a wide audience.
 
Twitter
Martin Williams‏
@Martin1Williams
Diet books are popular because they appeal to a wide audience.
2:53 PM - 27 Nov 2017
 
Reddit—Jokes
I wrote a dieting book.
submitted January 4, 2018 by Sammy-Sam311
I think it will appeal to a wide audience.