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A 21-year-old member asked:

What do diet ratios like 40/30/30 mean?

2 doctor answers4 doctors weighed in
Dr. Willa Terry
Pediatrics 32 years experience
Diet composition: "40:30:30" is the ratio of calories obtained daily from carbohydrates, proteins, and fats, respectively popularized by the “zone diet” which is advertised widely. Most people who eat a balanced diet and burn more calories than they consume will lose weight.
Dr. Martin Fried
General Practice 36 years experience
Carb/Pro/fat: 40-% of calories from carbohydrates 30% of calories protein 30% of calories from fat.

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Last updated Feb 28, 2014

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