Table 1 Toothpastes studied
Group | Toothpaste | Type/relevant ingredients | Manufacturer |
|---|---|---|---|
A | Aquafresh Multi-Action Whitening | Whitening/hydrated silica, pentasodium triphosphate | GlaxoSmithKline Consumer Healthcare, Brentford, UK |
B | Arm and Hammer Advanced Whitening | Whitening/hydrated silica, sodium bicarbonate | Church & Dwight UK Ltd., Kent, UK |
C | Colgate Cavity Protection | Non-whitening/dicalcium phosphate dihydrate, tetrasodium pyrophosphate | Colgate-Palmolive, Guildford, UK |
D | Colgate MaxWhite | Whitening/hydrated silica, white micro crystals, tetrasodium pyrophosphate | Colgate-Palmolive, Guildford, UK |
E | Crest Cavity Protection | Non-whitening/hydrated silica, trisodium phosphate | Procter & Gamble UK, Weybridge, UK |
F | Crest Whitening Expressions | Whitening/hydrated silica | Procter & Gamble, Cincinnati, USA |
G | Pearl Drops Daily Whitening Toothpolish | Whitening/hydrated silica, alumina, tetrapotassium pyrophosphate | Church & Dwight UK Ltd., Kent, UK |
H | Signal White Now | Whitening/hydrated silica, trisodium phosphate | Unilever Deutschland, Hamburg, Germany |