Beauty-tech tools such as scalp and hair diagnostic scanners are also playing a role in driving the education and uptake of clinically led haircare.

Airports, as microcosms of consumer education, are also ideal for showcasing diagnostic-led innovation in haircare. Prominent haircare brand Kérastase’s K-Scan service, for instance, offers travelers bespoke consultations and customized routines on the spot.

Lavoine and her collaborators have developed a process that allows them to use nanocellulose to produce clothing items with iridescent features resembling the rainbow-hued shimmer seen on fish scales, bird feathers and insect bodies.