The New Sensodyne Repair And Protect Is Different From The Strength Of Novamin Than Other Sensodyne Toothpastes, As It Has Been Scientifically Proven That, With Its Unique Formula With Concentrated Calcium, It Helps Restore Weak Areas In The Teeth With The Main Natural Components Of Teeth. With Twice Daily Brushing, Sensodyne Advanced Repair & Protect Helps Repair Sensitive Areas And Strengthen Your Teeth. With A Refreshing Mint Taste That Leaves A Feeling Of Cleanliness And Freshness In Your Mouth.