How many ounce-equivalents of meats and beans per day does the USDA's MyPlate recommend for someone on a 2,000-calorie diet?

Question

BlackTom AI · Accepted Answer

The USDA MyPlate "Protein Foods" recommendation for a 2,000-calorie healthy eating pattern is 5.5 ounce-equivalents per day.

1. Relevant knowledge points and concepts
- MyPlate is the USDA’s consumer-friendly visualization of the Dietary Guidelines for Americans and specifies daily amounts for food groups based on caloric intake.
- The “Meats and Beans” category (often called Protein Foods) is expressed in ounce-equivalents (oz-eq), which standardizes portions of meats, poultry, seafood, eggs, nuts, seeds, soy products, and cooked beans/peas.
- The amounts vary by total daily calorie level; the USDA provides specific ounce-equivalent recommendations for each calorie pattern.

2. Step-by-step reasoning
- Refer to the USDA Healthy U.S.-Style Food Pattern amounts (the basis for MyPlate). For a 2,000-calorie daily pattern, the protein (meats and beans) recommendation is listed as 5.5 ounce-equivalents.
- Therefore, for someone following a 2,000-calorie MyPlate plan, the correct daily target for meats and beans is 5.5 oz-eq.

3. Intermediate-calculation detail
- This question requires reading the USDA recommendation rather than performing arithmetic. The intermediate “step” is identifying the correct calorie pattern (2,000 kcal) and reading the corresponding protein foods value from the MyPlate/Dietary Guidelines table: 5.5 oz-eq.

4. Why the correct answer is correct
- The Dietary Guidelines’ food-pattern tables map calorie levels to group-specific amounts; the 2,000-calorie row shows 5.5 oz-eq for protein foods. This value balances nutrient needs (protein, iron, zinc, B vitamins) within a 2,000-calorie energy budget while allowing variety across protein sources.

5. Why the other options are incorrect
- 4.5 oz-eq: Lower than the USDA’s specified 5.5 oz-eq for 2,000 calories, so it underestimates the recommendation.
- 3.5 oz-eq: Clearly too low relative to the USDA table for 2,000 calories.
- 6.5 oz-eq: Higher than the 2,000-calorie recommendation; 6.5 oz-eq corresponds to a higher-calorie pattern (e.g., a 2,400-calorie plan), not the 2,000-calorie pattern.

6. Conclusion
- The USDA MyPlate recommendation for meats and beans on a 2,000-calorie diet is 5.5 ounce-equivalents per day; this confirms the correct answer: 5.5.

How many ounce-equivalents of meats and beans per day does the USDA's MyPlate recommend for someone on a 2,000-calorie diet?单项选择题

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