Ingredient guide
Glucomannan
glucomannan
In short
Glucomannan is a plant‑based polysaccharide from konjac known for its strong water‑binding ability. It helps skin feel hydrated and cushioned while adding a soft, film‑forming finish.
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What it is
Branched mannose-glucose polysaccharide from konjac tuber; high water-holding capacity and film-forming behaviour at low percentages; topical use as a humectant and thickener with mild barrier-supportive feel; distinct from konjac root powder cleansing forms.
Where it sits
A watery layer. After cleansing, before anything heavier, ideally on slightly damp skin.
- Cleanse
- Tone
- Glucomannan
- Moisturise
- SPF
Also found as
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Where to find it
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Search the Lens for glucomannanCommon questions
What does Glucomannan do for skin?
It boosts surface hydration and gives a smoother, more cushioned feel. Its natural polymer structure helps hold moisture close to the skin.
Who is Glucomannan good for?
It works well for dry or sensitive skin, or anyone wanting a gentle hydrating boost.
How is Glucomannan used in skincare?
It appears in gels, serums, and moisturisers as a humectant and texture enhancer. It layers easily with most hydration‑focused ingredients.
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Personal guidance, not medical advice.