“I would strongly advise that users should not use liquids with sucralose in them,” says Sven Jordt, a toxicologist at Duke University School of Medicine who was not involved with the study.
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Paper: https://pubs.acs.org/doi/10.1021/acs.chemrestox.9b00047
Sucralose-Enhanced Degradation of Electronic Cigarette Liquids during VapingAnna K. Duell, Kevin J. McWhirter, Tetiana Korzun, Robert M. Strongin, and David H. PeytonChemical Research in Toxicology 2019 32 (6), 1241-1249DOI: 10.1021/acs.chemrestox.9b00047