Some of the hair care products that contain sun filters will work better than other hair care products because of the design of the products.
Another way of improving photostability is by combining two or more sun filters with the aim of protecting the stability of the principal active ingredient.
‘The supermarket product, which doesn't contain a sun filter, was just as effective at protecting hair in UV light, and better at preventing fade during our washing tests,’ notes the report.
We don't rush anything, yet we were the first to speak about anti-pollution and introduce sun filters into our skincare range,’ he said.