Toothpaste for the relief of tooth sensitivity in just 60 seconds with whitening action (clinically proven via the Bristol Dental School UK study carried out in 2017 on 204 people). It is suitable for Adults and Children over 12 years old and begins to work from the first brushing. Its fresh taste provides a feeling of cleanliness and freshness. Sensodyne Rapid Action has a unique Formula with Rapid action: formation of a protective barrier around sensitive areas of your teeth for long-lasting protection against pain due to cold, heat, acids, sweets or touch. Brushing your teeth recommended twice a day for maximum effectiveness, Do not swallow the toothpaste, Spit it out after brushing.