Too long to read? Go for the highlights below. California-based   Michroma  has partnered with South Korean food giant   CJ CheilJedang  to commercialise precision fermentation-derived natural red dye across global markets The collaboration addresses growing demand in a $4.8 billion natural colourant market, driven by regulatory bans on synthetic dyes and consumer preferences, with 68% of Americans supporting artificial colourant removal Michroma's fungal fermentation technol