Science has long been used by cosmetics brands to assert themselves as authorities on beauty and well-being. But consumers are shrewder than ever. Mother Dirt is different; it's the brainchild of a scientist. But can beauty buffs get to grips with cosmetics containing live bacteria?

One in ten women can’t go a day without using an exfoliating product. Frank is a coffee body scrub born in Australia, with natural credentials and a ‘cheeky personality’ that encourages its fans to post semi-naked selfies. But can it become a hit with Gen Y women worldwide?

Getting a manicure is a regular treat for many Australians, but are chemical-filled acrylics no longer cool? Since 2012, the number of organic beauty salons has increased 20%. Missy Lui is Australia’s first vegan certified nail salon. But when it comes to getting a mani and pedi, do people really care about the nasties hidden in their polish?

Gluten-free? Dairy-free? Vegan? Everyone seems to have a dietary requirement. And although only 1% of Americans are coeliac, sales of gluten-free foods have risen 68% since 2012. As more people convinced they are sensitive to gluten, beauty brands are launching gluten-free products too.