I recently asked my dentist for a quote to get my teeth whitened, and at £300, I went home and immediately began looking for the best-recommended home solutions. MySweetSmile is a brand that came up time and again during my research, namely for its dentist-approved formulas and effective results - and now, it’s on offer. As part of Amazon’s Spring Sale, which launched today (Tuesday, March 25), MySweetSmile is offering 30% off its award-winning teeth whitening and oral care range. The discount