The world of healthy smiles. Active Ingredients: Potassium Nitrate 5%; Sodium Fluoride 0.24% (0.15% W/V Fluoride Ion) Inactive Ingredients: Water; Glycerin; Hydrated Silica; Sorbitol; PEG-12; Sodium Lauryl Sulfate; Flavor; Poloxomer 407; Xanthan Gum; Cellulose Gum; Sodium Saccharin; Sodium Hydroxide; Titanium Dioxide; FD&C Blue No. 1 Uses: Builds increasing protection against painful sensitivity of the teeth to cold, heat, acids, sweets or contact. Helps protect against cavities. Specially formulated for sensitive teeth and stain removal. Complete care for everyday use. Contains potassium nitrate, clinically proven to soothe exposed dentin in the nerve for fast relief. Provides long term relief with regular use.