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Our videos on sun protection

Do you have questions about sunscreens?  Hear from our scientists to learn more about how our suncare products are designed and formulated.

  • Sun simulator: sunlight reproduced in the laboratory

  • Formulation challenges of suncare products in Brazil

  • Sunscreen products and the aquatic environment

  • Sunscreen products: evaluating their efficiency

  • Sunscreen products: formulas to protect you better and better

  • Sun protection: a real public health issue

  • What impact do ultraviolet rays have on our skin?

  • Suncare products: understanding the protection factor

  • How is reconstructed skin produced in the laboratory?

  • Suncare products: the protocol for evaluating their safety

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Our ingredient videos

Do you have questions about an ingredient?  Hear from our scientists to learn more about how our products are formulated.

  • Nanoparticles: why do we use them?

  • Parabens: what are they for?

  • Silicones: should we do without them?

  • PPD and PTD hair dyes

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Our video answers to your questions

Discover our scientists' answers to frequently asked questions about research at L'Oréal.

  • Fragrances transparency

  • Fragrances and allergies

  • Safety assessment: allergies

  • Products and ingredients safety assessment

  • Alternative methods to animal testing