On a trip to New York, lunch with an expat beauty industry executive began with “so you got the candy floss hair too?” She then offered a fist bump of solidarity over the unruly, somehow simultaneously flat and inflated arrangements of frizz on both our heads.
I’m so used to the slightest humidity expanding my hair to a kinky, wispy shambles that I had long since given up on trying to correct its behaviour. But the extremity of the New York heatwave – and the fact that I had carelessly omitted the glass-jarred JVN serum (£24) from my suitcase – prompted me to experiment with products promising to take on the impossible.
