There is a correlation between women's searches in the UK for dating and for cosmetics

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Source:  Rising Trends in Online Dating (Jan-Jun 2010), The link between online dating and beauty products, Google UK, October 2010
Note:
"The indexed search volumes for top search terms in cosmetics (including terms such as “mac cosmetics,” “avon,” “make up tips”) have largely followed corresponding figures for queries related women seeking men (e.g. “single men in London”, “find boyfriend”)."