White spots on nails may be caused by deficiency of certain trace elements or vitamins, such as zinc and B vitamins, which may lead to white spots on nails. In addition to this, nails damaged by external forces, fungal infections, ascariasis, anemia, gastrointestinal diseases, may also lead to white spots on nails. The usual lack of attention to nutritional supplements, leading to malnutrition, will also have an impact on the growth of nails. It is recommended to go to the hospital for relevant examinations to determine that it is caused by zinc deficiency and B vitamin deficiency, and zinc gluconate and vitamin B complex tablets can be given for supplementation, which can help improve the situation. 1. Nail trauma. Nails are subjected to external force, resulting in localized separation of the nail bed from the nail plate, and air enters to produce air bubbles, resulting in white spots on the nails. 2. Fungal infection. Fungal infection of the nail will affect the nail bed and nail plate, resulting in the appearance of opaque white spots on the nail plate. 3. Ascariasis. Ascaris lumbricoides infection will absorb the nutrition of the human body, the human body is malnourished or nails lack of nutrition, resulting in the appearance of white spots on the nails. 4. Anemia. Anemia patients due to the lack of oxygen carrying blood, can affect the patient’s mental state and skin, the patient will have white nails or nails white spots performance. 5. Gastrointestinal diseases. Gastrointestinal diseases, such as gastrointestinal inflammation, ulcers, will affect the digestion and absorption of food, resulting in insufficient intake of nutrients, nails may appear white dots. The appearance of white spots on the nails is related to a variety of factors, it is recommended to go to the hospital for relevant examinations to find out whether it is related to malnutrition, ascariasis or gastrointestinal diseases, etc. It is recommended to make a clear diagnosis and active treatment.