US Code
SUBCHAPTER IV— NATIONAL FOOD AND HUMAN NUTRITION RESEARCH AND EXTENSION PROGRAM
§ 3172. Duties of Secretary of Agriculture

(1) research on human nutritional requirements;
(2) research on the nutrient composition of foods and the effects of agricultural practices, handling, food processing, and cooking on the nutrients they contain;
(3) surveillance of the nutritional benefits provided to participants in the food programs administered by the Department of Agriculture;
(4) research on the factors affecting food preference and habits; and
(5) the development of techniques and equipment to assist consumers in the home or in institutions in selecting food that supplies a nutritionally adequate diet.

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