At the request of Dr Rosas, Coordinator Micronutrients of the Department of Nutrition for Health and Development of the WHO’s Program on Nutrients, the Global, Regional and National (Peru) EVIPNet teams gathered in Washington, DC to discuss the integration of scientific evidence into the new WHO Guidelines for Micronutrients. Utilizing a policy brief prepared in Peru, Evelina Chapman presented “The Use of evidence” and Lely Solari of Peru, demonstrated how a systematic review can facilitate a rapid response to a country’s request for help.