Related Clues:

• Sugar or starch, in slang
• Kind of counter
• Energy provider, in slang
• Pasta or potato, to an athlete
• A soft drink may have one
• Low-___
• Atkins diet no-no
• A can of soda might contain one
• See 43-Across
• Heat unit
• Energy unit
• Unit of heat
• Unit of energy
• Pepsi One's one
• Engine part, for short