Ingredient Spotlight: Squalane

Experience the transformative benefits of our Repechage products featuring Squalane, a remarkable ingredient renowned for its deep hydration and skin-soothing properties.

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      What Squalane Does for Your Skin

      Squalane is one of the quieter ingredients in our formulas, and one of the most useful. We build around Laminaria Digitata, the seaweed Lydia Sarfati has worked with since 1980, which carries minerals, amino acids and vitamins into the skin. Squalane handles the other half of the job. It sits on the surface and slows the water loss that leaves skin feeling tight and looking dull by mid afternoon. You can see the rest of what goes into our formulas on our key ingredients page.

      Deep Hydration

      Squalane closely resembles a lipid your skin already produces, which is why it absorbs fast and does not sit greasy on the surface. That makes it useful in winter, on long flights, and any time your usual moisturizer stops feeling like enough. If dryness is your main concern, start with our products for dry and dehydrated skin. Squalane also works well alongside humectants. Hyaluronic acid pulls water into the skin and squalane helps keep it there, so using both does more than choosing between them.

      The Look of Fine Lines

      Well hydrated skin looks smoother. Lines around the eyes and mouth read as deeper when the surface is dry, and squalane softens that effect by keeping skin cushioned. It also helps defend against the visible effects of environmental stress. For something more targeted, look at our fine lines and wrinkles collection, or our peptide formulas, which work on firmness rather than moisture.

      Comfortable on Sensitive Skin

      Squalane is well tolerated across skin types, including skin that reacts to almost everything else. It is light, it does not disrupt the barrier, and it rarely causes irritation, which is why it turns up in the formulas we build for reactive skin. If redness is your concern, our redness and sensitivity range is the place to start.

      FAQs

      Not quite. Squalene is a lipid your own skin produces, but it oxidises quickly and turns unstable, which makes it poor for skincare. Squalane is the hydrogenated version. It behaves the same way on skin and stays stable in a formula, which is why it is the form you find on ingredient lists.

      Yes. It is light and absorbs quickly, so it hydrates without the heavy finish that puts oily skin off moisturiser altogether. We use it in formulas built for oily and combination skin, including our Hydra Medic Mattifying Moisturizer and T-Zone Balance Cleansing Complex.

      Yes, and they suit each other. Niacinamide works on the look of pores and uneven tone, squalane works on moisture. There is no reason to alternate them. Apply the lighter formula first and let it settle before the next layer.

      In your moisturiser step, after cleansing, toning and any serum. Squalane helps hold water in the skin, so it does more when it goes on over the hydrating layers rather than under them.