Filed from 3 published puzzles

SUGARS

Set to 3 different clues across 3 published puzzles, most often “Sweetens” — The New York Times, Friday, 9 April 2010.

6 letters

Every clue on record, most used first

Sweetensonce
The New York Times — Friday, 9 April 2010
Atkins diet no-noonce
The New York Times — Saturday, 29 September 2001
Body substancesonce
The New York Times — Saturday, 9 May 1998

Other answers to these clues

BUN3 letters
CARB4 letters