Squalene
Also known as: Squalene, Shark liver oil (outdated source)
A naturally occurring lipid that mimics skin's own oils, providing deep hydration and barrier support.
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Get the appWhat it does
Squalene is a precursor to cholesterol and a key component of skin's natural sebum. It penetrates easily into the skin, providing lightweight hydration while supporting the skin barrier. It's typically derived from plant sources like olives or sugarcane in modern formulations.
Benefits
- Deeply hydrates without leaving greasy residue
- Supports and reinforces skin barrier function
- Antioxidant properties protect against free radical damage
- Lightweight, fast-absorbing texture
- Suitable for acne-prone skin due to non-comedogenic nature
Who it suits
- All skin types
- Oily and acne-prone skin
- Barrier-compromised skin
- Dehydrated skin
How to use
Apply directly to damp skin or layer into serums and moisturizers. Works as both a standalone oil and a formula booster.
Pairs well with
Hyaluronic acid, Niacinamide, Vitamin C, Ceramides
Be careful pairing with
none notable
Safety & cautions
Generally well-tolerated and non-irritating. Plant-derived squalene is now standard; avoid products sourced from sharks. Use appropriate concentrations as formulated.
Educational information, not medical advice. Concentration and formulation change how an ingredient behaves.