[A Brighter Smile in Just 5 Days] Get visibly whiter teeth in just 5 days—no dentist required. Our Whitening Booster & Patches duo removes stubborn stains from coffee, tea, and smoking. [Color-Changing Booster: Pink to White] Watch the pink formula turn white as it works—so you know it’s actively brightening. Use the self-check guide to track your daily progress. [67% More Teeth Whitening Power] Clinically proven: Using both the booster and patches increases whitening results by 67% compared to using the booster alone. [Gentle Enough for Daily Use] Designed with care for sensitive teeth. This enamel-safe formula offers a mild yet effective brightening routine you can use every day, worry-free. [Easy 2-Step System] Step 1: Apply a thin layer of booster evenly to teeth. / Step 2: Attach patches with the V-groove side facing your gums. That’s it! [EUTHYMOL - Trusted British Heritage Since 1898] From the makers of EUTHYMOL—over 120 years of oral care expertise. Iconic, effective, and loved across generations. Euthymol Teeth Whitening Program Kit- Booster Gel (0.16 Fl oz) & Strips (5 Count) , Visibly Whiter Teeth in Just 5 days, Remove Coffee Stain, Oral Care