Many small particles in the gums between two teeth may be sebaceous ectasia, candida infection, gingival fistula, etc. 1. Sebaceous gland ectasia: Sebaceous gland hyperplasia may lead to small white particles in the oral mucosa and gum area resulting in many small particles in the gums between two teeth. 2. Candida infection: oral Candida albicans infection, may also lead to many small particles in the gums between the two teeth, may also be accompanied by a foreign body sensation, itching and other symptoms. 3. Gingival fistula: If there is periapical inflammation or infectious disease of the gums, it may lead to gingival fistula, which can cause the opening of the white particles, may also be manifested in the gums between the two teeth have many small particles. Gums between two teeth have many small particles, there may be other reasons, need to go to the hospital in time to check.