Aspartame

As per Reuters, WHO's Cancer research agency IARC is set to declare Aspartame, a popular sugar substitute, a possible carcinogen soon.

It's found in sugar-free food products like mithai, bakery, diet colas, chewing gum, confectionary, desserts, sugar-free cough drops, etc. https://twitter.com/theskindoctor13/status/1674356580375220230