Don't know at all and it irritates my gums like hell! After brushing, it takes me 15 minutes to remove the remaining charcoal around my teeth. waste of money!
MOON Teeth Wipes: Stain Prevention, Whitening, and Cleansing Oral Care - Pack of 10 Wipes
12 Review
Custom-Fit Teeth Whitening Trays - Moldable, Hygienic, BPA-Free, Latex-Free, Dental π¦· Grade Guard - Set of 4 Mouth Trays for Comfortable Tooth Whitening
12 Review
Venus Visage Teeth Whitening Pen: 2 Pens for 20+ Uses, Effective & Painless, Sensitivity-Free, Travel-Friendly and Easy to Use for a Beautiful White Smile with Natural Mint Flavor
11 Review
Crest whitening strips 3D White Professional Effects
12 Review
Breath Me TM 50pcs Black Fiber Reed Diffuser Refill Sticks 12 inch - Elegant Home Fragrance Replacement
11 Review
π± Organic Peppermint and Parsley Oil Gel Capsules for Fresh Breath - Keto Friendly Stomach Mints with 3+ Hour Freshness - XL Size - Freshies
12 Review
The Legend of Zelda: Breath of the Wild game for Nintendo Switch, cartridge
20 Review
Convenient Listerine Ready! Tabs Whitening Chewable Tablets: Polar Mint Flavor to π¦· Combat Bad Breath, Whiten Teeth, and Eliminate Germs Anywhere, 24 ct, Sugar-Free, Gluten-Free
11 Review