Answer:
<h2>The <u><em>Dietary Guidelines for Americans</em></u> can guide you to a healthy diet.</h2>
Explanation:
According to the U.S. Department of Health & Human Services, the Dietary Guidelines for Americans gives nutrition information based on updated health researches to maintain a healthy daily diet. This guidelines are about foods and beverages, what they contain and what your body needs.
In addiction, this dietary guideline is accompanied by other programs like MyPlate, which gives you ideas, tips, and plans for each food group that fits better to have a healthy nutrition. This food groups are Fruits Vegetables Grains Dairy and Protein Foods.
Therefore, we could define the purpose of this dietary guideline as helping Americans to shift their dietary habits to improve and maintain a good health state.