White spots on the face of a two-year-old baby may be related to vitiligo, pityriasis alba, eczema and other causes, which need to be further differential diagnosis by a doctor. 1. Vitiligo: mainly manifested as the loss of skin color and whitening of the damaged area, the phenomenon of white spots on the face may occur. 2. white chaff rash: if the child’s facial skin is infected by fungi, there may be a mild pigmentation spots, the surface is covered with fine chaff-like white flakes. 3. Eczema: after eczema heals, localized hypopigmentation may occur, resulting in white spots on the face. Parents are advised to take their children to the hospital in time, to clarify the cause of the disease, and to standardize the treatment under the guidance of the doctor, so as not to delay the disease to bring adverse effects on the body.