White lumps on the face of small children, may be related to the lack of trace elements, may also be due to white furfur, vitiligo and other causes. 1. Trace element deficiency: some small children due to long-term dietary habits, excessive partiality, picky eating, resulting in the body lack of trace elements, especially when the lack of iron, zinc and other trace elements, may lead to the face of white lumps. 2. white chaff rash: most considerations may be due to frequent exposure to the sun, facial skin cleaning excessive, malnutrition and other reasons, can lead to the baby face white lumps, in the surface of the white lumps may be covered with thin scales. 3. Vitiligo: if the little baby suffers from vitiligo disease, it may lead to white patches on the face, more considerations may be related to genetic factors, autoimmune diseases and other reasons.