Sunscreen & Solar Protection

In Vivo
Testing

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In Vitro
Testing / Ex Vivo

CLAIMS

SKIN SUN PROTECTION

  • SPF (ISO 24444:2019)
  • Water Resistant 40mins (ISO 16217:2020 and 18861:2020)
  • Very Water Resistant 80mins (ISO 16217:2020 and ISO 18861:2020)
  • FDA guidelines
  • Water Resistant 40mins (FDA)
  • Very Water Resistant 80mins (FDA)
  • PF UVA (ISO 24442:2012 and PA Rating System +++)
  • Global pre-testing evaluation of SPF, UVA PF and Critical Wavelenght
  • SPF evaluation: screening
  • SPF evaluation with pre-irradiation: screening
  • UVA PF evaluation
  • Critical wavelength evaluation
  • Photostability evaluation
  • Pre-screening SPF – UVA – PF – CF 
  • UVA PF / Critical Wavelength / SPF evaluation according ISO 24443:2012
  • Assessment of sun protection resistance in extreme conditions

SPECIFIC CLAIMS

  • Sweat Resistant
  • Sand Resistant
  • Wet Skin
  • Sand Friction Resistant
  • Self-Tanning Efficacy
  • Tanning Enhancer Efficacy after UVA radiation
  • SPF with pre-irradiation and multi-substrates approach
  • Dynamic Photostability evaluation
  • Rub resistance 
  • Wet Skin application 
  • Infrared protection assessment
  • Blue Light protection assessment
  • Full Spectrum assessment
  • Assessment of sun protection resistance in extreme conditions
  • Water and Very Water resistant evaluation

CELL AND TISSUE CULTURES

  • Phototoxicity (cell culture)
  • Photoprotection (cell culture)
  • Depigmentation / skin whitening
  • Melanin production
  • Tyrosinase inhibition
  • Anti-Blue light protection
  • Anti-oxidant
  • Photo-aging (Collagen, Elastin, Hyaluronic acid)

ABSORPTION/PENETRATION

  • Percutaneous absorption in explants according to OECD 428

SKIN MICROBIOME CLAIMS

  • Protects skin microbiome

  • Protects skin microbiome

Zurko participates in the international ISO working group for SPF product efficacy evaluation (BIPEA)

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