What is the primary responsibility of the Food and Drug Administration (FDA) regarding the food supply?

A. The FDA is responsible for ensuring the safety, labeling, and quality of most domestic and imported food products in the United States. This includes regulating food ingredients, monitoring for contamination, enforcing food safety standards, and overseeing proper labeling to protect public health. The FDA also regulates dietary supplements and ensures that foods are free from harmful additives, pathogens, or misrepresentation.

B. Environmental regulation of pesticide runoff falls primarily under the Environmental Protection Agency (EPA), not the FDA. While the FDA monitors food for pesticide residues, its focus is on food safety rather than environmental management.

C. Management of federal subsidies and agricultural policies is handled by the U.S. Department of Agriculture (USDA), not the FDA. The USDA oversees farming programs, crop support, and nutrition assistance initiatives.

D. Providing direct healthcare services to low-income populations is outside the FDA’s scope. This responsibility is more closely associated with programs under the Health Resources and Services Administration (HRSA) or other public health agencies.

A. While vegans must plan their meals to meet energy needs, getting enough calories is generally achievable with a variety of plant-based foods, including grains, legumes, nuts, seeds, fruits, and vegetables. Caloric intake is usually not the primary nutritional concern.

B. The main nutritional concern in a vegan diet is the potential for deficiencies in nutrients primarily found in animal products. These include calcium (important for bone health), iron (especially the heme form, which is more readily absorbed), zinc (essential for immune function and growth), vitamin B12 (crucial for nerve function and red blood cell formation), and vitamin D (supports calcium absorption and bone health). Vegans can prevent deficiencies through fortified foods, supplements, and careful meal planning to include plant sources of these nutrients.

C. Although a vegan diet can be very healthy when well-planned, it is not without potential nutritional concerns. Without proper planning, deficiencies can occur, particularly in B12 and minerals.

D. While calcium deficiency is a concern, vitamin B6 is generally abundant in plant foods, so it is not a primary concern for vegans. The bigger issues involve B12, iron, zinc, and vitamin D.