We’re always trying to save Frida Kahlo from commodification – just ask Salma Hayek

Battles have long raged over how the Mexican artist should be represented in the public sphere. As Tate Modern unveils a new exhibition showcasing (some of) her work and the many products that have made her ‘a global brand’, Adam White looks back at the disturbing making of the 2002 film biopic ‘Frida’, and how its star Salma Hayek and its producer Harvey Weinstein had very different ideas about its subject