The purpose of the program provided for under sections 3175a through 3175e of this title is to expand effective food, nutrition, and consumer education services to the greatest practicable number of low-income individuals, including those participating in or eligible to participate in the programs under the Food Stamp Act of 1977 [ et seq.], to assist them to—
((1)) increase their ability to manage their food budgets, including food stamps and other food assistance;
((2)) increase their ability to buy food that satisfies nutritional needs and promotes good health; and
((3)) improve their food preparation, storage, safety, preservation, and sanitation practices.