Online oral care company HiSmile began its journey on Australia’s Gold Coast back in 2014, and through the power of social media, the brand has built up a global customer base. Its hero product is the HiSmile Teeth Whitening Kit. The Aussie business has over 1.2 million followers on Instagram, but what is more impressive is its ever expanding global reach. With celebrities like the Kardashians, Australian model Shontina Rose and UFC fighter TJ Dillashaw among its high profile influencers, the brand is well versed in creating a buzz around its product through social media.