Why is talc in my make-up and is it safe?

Talc, a naturally occurring mineral used in makeup for its moisture-absorbing and smoothing properties, has come under scrutiny due to the risk of asbestos contamination—a known carcinogen. Despite industry-standard testing methods like x-ray diffraction being widely used, experts warn they’re not sensitive enough to detect thousands of asbestos fibers that could slip through. More accurate methods, such as transmission electron microscopy, have found asbestos fibers in some talc-based products, including two out of eight tested by journalist Phoebe Keane. The World Health Organization’s International Agency for Research on Cancer classified talc as 'probably carcinogenic to humans,' though it acknowledges asbestos contamination as a confounding factor. While individual exposure risks are considered low, experts emphasize there is no known safe level of asbestos exposure, and cumulative use increases risk. Major companies like Johnson & Johnson have phased out talc amid legal battles and declining sales, while others like Chanel and L’Oréal are quietly shifting to alternatives. Yet, some consumers and scientists argue the risk is minimal and that talc remains effective and safe if properly tested. The debate centers not just on science, but on regulation, transparency, and personal choice.