Everyone has a skin problem – saggy, dull, greasy or dry. Spots are no longer a teenage problem; half of adults have acne. Geneu has developed U+, in-store technology that tailors skincare to customer’s DNA. But do we really want to mix science into our beauty regime?

With media and researchers exposing the chemical nasties found in everyday products – from air fresheners to washing powders – consumers across the world are facing up to a hidden health crisis. With indoor pollutant levels two to five times higher than outdoor, is it time our homes had a detox?

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.

Jessica Alba's start-up The Honest Company captures a growing demand for socially-conscious baby brands. As competitors try to balance quality, affordability, convenience and safety, it delivers them all through an innovative e-commerce model.