Foods available under section
1431 of title
7, including, but not limited to, dry milk, or purchased under section
612c of title
7, may be donated by the Secretary, at the request of a State agency, for distribution to programs conducted under this section. The Secretary may purchase and distribute, at the request of a State agency, supplemental foods for donation to programs conducted under this section, with appropriated funds, including funds appropriated under this section.