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Removing Sunscreen Stains from Swimwear

Mari Swimwear· 28 Sep 2026 · 1 min read
Praia tropical luminosa com espreguiçadeiras

Sunscreen is essential, but some formulas leave stubborn yellow or orange marks on swimwear. With a little knowledge you can protect both your skin and your favourite pieces.

Know the culprit

The staining usually comes from avobenzone, a common UV filter that can react with minerals in water to leave rust-coloured marks, especially on light fabrics.

Act quickly

Rinse any sunscreen contact as soon as possible. The longer it sits, the harder the mark is to remove, so do not let it dry into the fabric.

Treat gently

  • Soak in cool water with a gentle detergent.
  • Dab the stain softly, never scrub aggressively.
  • Avoid bleach, which damages elastane and colours.

Prevent next time

Choose mineral sunscreens where you can, and let lotions absorb into your skin for a few minutes before dressing.

A little prevention keeps light swimwear bright all summer long.

MS

Mari Swimwear

Mari Swimwear

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