beauty product vs cosmetics

beauty product

noun
  • An item of cosmetics; a material or device for the purpose of enhancing physical attractiveness. 

cosmetics

noun
  • Preparations applied externally to change or enhance the beauty of skin, hair, nails, lips, and eyes. 

  • The study of such products. 

How often have the words beauty product and cosmetics occurred in a corpus of books? (source: Google Ngram Viewer )