HIV infection can impair the nutritional status of infected children from early in life. Growth faltering and reduction in length and height often occurs even before opportunistic infections or other symptoms in almost all infected children. The content of these guidelines acknowledges that wasting and undernutrition in HIV-infected children may reflect a series of failures within the health system, the home and community and not just a biological process related to virus and host interactions. To provide simple guidelines for integrating nutrition into the routine care of children with a confirmed diagnosis of HIV infection at primary health care.