Ingredient guide
Sodium Isethionate
sodium isethionate
In short
Sodium Isethionate is a very gentle cleansing surfactant known for rich foam with minimal dryness. It’s a core ingredient in many soap‑free cleansing bars.
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Skin type
Sensitive · Dry
Best used
Anytime
What it is
Ultra-gentle anionic surfactant derived from isethionic acid. Produces dense foam with minimal lipid stripping. A staple in syndet (soap-free) bars and sensitive-skin cleansers.
Where it sits
It works in the cleanse step. Clean skin lets everything after it absorb properly.
- Sodium Isethionate
- Tone
- Serum
- Moisturise
- SPF
Also found as
Related
Where to find it
Options across the range, not a ranking. Run one through Lens and MIRU will tell you if it fits you.
Dove Beauty Bar
CeraVe Hydrating Cleanser Bar
Fit comes first: the Lens checks each product against your skin before any retailer link. We may earn a commission, at no cost to you. Picks are editorial, never paid.
Common questions
What does Sodium Isethionate do?
It lifts away impurities while helping maintain a comfortable, non‑stripped feel on the skin.
Who is Sodium Isethionate good for?
It’s well suited to dry or sensitive skin types that prefer a softer cleansing experience.
How is Sodium Isethionate used?
It’s typically found in syndet bars and gentle face or body cleansers.
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Personal guidance, not medical advice.