Save AU$39.01 Most electric toothbrushes can be expensive, but this Sonicare Series 2100 is brilliant value at 50% off. It promises to remove up to three times more plaque than a regular brush without being too harsh on your gums. There's even a timer feature that you can use to know exactly how long you need to clean each part of your mouth.

As someone who used to dread dentist visits, finding the right electric toothbrush has been a game-changer for my oral health. And, as it happens, the electric toothbrush my dentist swears by is now a whopping $100 off at Amazon, kicking off October Prime Day with a smile-worthy deal.