Definition
Food - anything which when taken into the body serves to nourish, build, repair tissues, supply energy or regulate body processes. Aside from its nutritional function, food is valued for its palatability and satiety effect as well as the varied meaning attached to it (emotional, social, religious, etc.) by different individuals, groups or races.
Feeds - naturally occuring ingredients or materials consumed by animals that provide energy and nutrients for the purpose of nourishing/sustaining them.