Dye-ing to have sustainably coloured hair? Blackcurrant waste could help

Made from fruit waste, these non-toxic and water soluble products are expected to be in the market this summer.

Image: Shutterstock A new sustainable hair dye has been made out of the blackcurrant waste created during Ribena manufacture. Researchers at the University of Leeds say the product avoids the possible health and irritant issues associated with chemical dyes, up to 95% of which end up washed down the drain and into the environment. All but 10% of British blackcurrants are used in the production of Ribena, so much of the waste comes from their facilities. The new technology extracts anthocyanins from the fruit’s skins – these are pigments that provide colour to most berries, flowers and vegetables. The […]

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