Related Clues:

• Soft quaff
• A caffeine source
• What you eat
• Intentionally lay off the fats and sweets
• Dark drink
• Aerated beverage
• Watch carb intake
• Lose deliberately?
• Long Island iced tea ingredient
• Fountain selection
• Fast-food beverage
• Weightlifter?
• Picnic beverage, perhaps
• Pepsi or Coke
• Caffeine source, often