composição de proteção solar compreendendo hidroxipropil metilcelulose e método para intensificar o fps de uma composição de proteção solar

摘要

Described are sunscreen compositions, composing inorganic metal oxide sunscreen particles and hydroxypropyl methylcellulose, and methods of boosting the SPF (sun protection factor) of a sunscreen composition having inorganic metal oxide sunscreen particles, comprising including hydroxypropyl methylcellulose with a DSmethoxyl of less than 1.7 in the sunscreen composition.