Related Clues:

• Count calories
• Low-cal
• German article
• Soft drink choice
• Dr. Atkins's plan
• Reduced fare
• Famous test participant
• Plan to take off
• Fare
• Weight loss plan
• Many a New Year's resolution
• See 6-Down
• Cut the fat
• 'Gotta have it' sloganeer
• Lighten up?