Making toothpaste is an intricate process, but it can be done at home. "We have different formulas for what we're trying to achieve with each toothpaste," says Justin Brown, technical director of GlaxoSmithKline's Maidenhead site, where they make Aquafresh and Sensodyne toothpastes. Ingredients are altered to cater to sensitive teeth or to enhance whitening. "This is a standard family oral health formula," Brown says.
By: Sophia Epstein,
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