Nicotinamide whitening Tooth Powder: Effectively cleans the mouth, ensures oral hygiene, keeps the mouth fresh and fragrant, repairs and protects teeth. Efficient Cleaning: Niacinamide Tooth Powder contains special extracts that can effectively remove adhesions on the tooth surface and make your smile more beautiful. Gum Protection: Tooth Powder to protect the gums is mild and safe, contains a variety of nutrients that have a positive effect on the gums, and has a very good soothing effect on frequent tooth sensitivity and brittle gums. Easy to use: Use Tooth Powder in the morning and evening for three minutes to reduce gum problems, and brush your teeth for at least 3 minutes each time with the correct brushing method.