Stomatitis or mouth sore sufferers that use SLS toothpaste will develop more irritation, says the NIH, while toothpaste without SLS will reduce the pain Overall, the health and safety concerns for SLS are minimal. But there are some details you should know: While SLS's job is relatively simple, the making of it somewhat complex. According to the National Institutes of Health (NIH), it's created by: The FDA and EPA, among other organizations, have found SLS to be safe for consumers, according to Chemical Safety Facts

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SLS is a cleaning agent and surfactant found in many consumer products, according to Chemical Safety Facts If you extract its separate elements or change its chemical composition, it's possible SLS could become toxic SLS is a safe compound for consumer personal care products and not a known carcinogen, says the NIHHydrogen lauryl sulfate is then neutralized with sodium carbonate to yield — sodium lauryl sulfate. There's a lot to know when it comes to SLS. Here's a little breakdown of sodium lauryl sulfate and its connection to toothpaste.