Ingredient guide
Glycerin
glycerin
In short
Glycerin (also known as glycerine) is a skincare humectant generally associated with hydration and barrier support. It is backed by a strong body of published research. It is often chosen for dry, sensitive, combination and oily skin. MIRU describes it by what is visible on skin — never as a treatment or cure.
Reviewed against published evidence · editorially independent · no brand pays for placement
Works for
Hydration · Barrier
Skin type
Dry · Sensitive · Combination · Oily
Best used
Anytime
What it is
Core humectant. Pulls water to the skin surface. Works for most routines.
When to use it
Either — as often as your routine runs.
On the label
Rarely shown as a % on labels
Look for it high on the ingredient list instead — that is where it does its work.
Pairs well with
Where it sits
A watery layer — after cleansing, before anything heavier, ideally on slightly damp skin.
- Cleanse
- Tone
- Glycerin
- Moisturise
- SPF
Also found as
Related
Where to find it
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Search the Lens for glycerinCommon questions
What does Glycerin do for skin?
Glycerin is associated in published research with hydration and barrier support. Core humectant. Pulls water to the skin surface. Works for most routines. MIRU frames ingredients by what is visible, not by medical claims.
When should I use Glycerin?
Glycerin is typically used morning or evening. Introduce any new active on its own first and add one product at a time so you can see how your skin responds.
Is Glycerin suitable for my skin type?
Glycerin is often chosen for dry, sensitive, combination and oily skin. It is generally considered well tolerated — if your skin is reactive, patch-test first and watch for any irritation.
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Personal guidance only · For clinical concerns, see a dermatologist.