Colgate Sensitive Original toothpaste contains the sensitivity ingredient Potassium Nitrate (5%) which is clinically proven to soothe nerve ends and build a protective shield to gradually reduce the pain of sensitivity in two weeks.Name: Colgate Tooth Paste Regular Sensitive 150GMtags for search purposes only, these do not signify the actual product attributes - for clarity on product, please contact our customer support team: oral, oral care, teeth, tooth, care, hygeine, hygene, paste, tooth paste