Wentworth 1.1% Sodium Fluoride Sensitive Toothpaste, Mild Mint, 3.4 fl oz Tube, 1/Pk. Prescription-strength sensitive toothpaste featuring 1.1% sodium fluoride (5000ppm) and 5% potassium nitrate for both cavity prevention and tooth sensitivity relief. Mint-flavored formula enhances enamel resistance, penetrates deeply, and reduces sensitivity to cold, heat, acids, and sweets.