The essential role of a multistakeholder approach Addressing, comprehensively, the issues of diet and physical activity requires the involvement of a range of stakeholders. A multistakeholder approach to the development and implementation of WHP policies and programmes is key to the success, effectiveness and sustainability of the programmes. Different stakeholders that can play a role in WHP include: international organizations; ministries of health, labour and safety; local and municipal governments; nongovernmental organizations (NGOs); civil society; employers; employees; trades unions; company health insurance funds; the agriculture industry; food producers, catering and food distributors; and the sports industry