A work breakdown structure, or WBS, is a model that can be used for this purpose. In this model you devide the workload in the named phases and appoint the needed area's, tasks and activities under thes phases.
While there are many ways to describe what antioxidants do inside the body, one definition of antioxidants is any substance that inhibits oxidation, especially one used to counteract the deterioration of stored food products or removes potentially damaging oxidizing agents in a living organism.
Antioxidants are beneficial compounds found in fresh fruits, vegetables, teas, nuts, grains and some poultry and fish. They are known to protect the body cells from being damaged by free radicals (molecules produced by the body when it breaks down food among other factors).