The make-up aisles of today's pharmacies are a bright spectrum of colour – but there's always that one perfect shade of lipstick no company seems to make. Harvard Business School graduate Grace Choi is eliminating this irritation with Mink – a 3D printer just for make-up.

The manicure of the future could be closer than you think, as the beauty industry incorporates wearable technology. Japan's Takara Tomy Arts has developed stick-on nails embedded with tiny antennas and LEDs – designed to light up whenever the wearer is in range of NFC signals.

Whether counting calories or tracking sleep, technology has enabled us to quantify any aspect of the self to improve wellbeing. Now, Loréal-owned Kérastase is applying the same thinking to hair, showcasing a smart hairbrush at CES 2017 that promises truly personal care.

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?