Last reviewed May 2026 · 1 min read
Is Sodium Lauryl Sulfate (Excipient) vegan?
Also known as: SLS, Sodium dodecyl sulfate
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Source can be plant or animal.
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It depends — Derived from lauryl alcohol, which can be from coconut (vegan) or animal fat.
01 · The basics
What is Sodium Lauryl Sulfate (Excipient)?
Used in the pharmaceutical industry as a wetting agent to help drugs dissolve.
02 · The source
Where it comes from
Derived from lauryl alcohol, which can be from coconut (vegan) or animal fat.
Frequently asked
FAQ
Is the SLS in my medicine vegan?
Verification is needed, although most industrial pharma SLS is coconut-based today.
Commonly found in
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