YOTUEL All In One is a daily use whitening toothpaste. It whitens both the interior and exterior of the teeth whilst remineralising and fighting caries and dietary erosion. Ideal for consumers without sensitivity. Wintergreen flavour. Studies show that after using the patented All In One toothpaste, enamel is harder and stronger thanks to the combination of ingredients. Instructions for use: Brush 3 times a day for 3 minutes.