In vivo water resistance test

Regulatory reference: ISO 16217 and ISO 18861
Claim: Water resistant or Highly water resistant
Application field: Sunscreen creams, sticks and cosmetic products.
Description of the test: Determination of the percentage of persistence of the Sun Protection Factor (SPF) on healthy volunteers after washing in controlled conditions.
Posted in Sunscreens, Claim for OTC, Water resistant, Highly water resistant