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In statistics, two variables are said to be correlated if the values of one variable are associated with the other variable. Depending on the relationship between two variables, correlation can be of three types– positive correlation, negative correlation, and zero correlation.
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While variables are sometimes correlated because one does cause the other, it could also be that some other factor, a confounding variable, is actually causing the systematic movement in our variables of interest. For instance, as sales in ice cream increase, so does the overall rate of crime. Is it possible that indulging in your favorite flavor of ice cream could send you on a crime spree? Or, after committing crime do you think you might decide to treat yourself to a cone?
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Related Experiment Video

Updated: Nov 16, 2025

Assessment of Social Transmission of Food Preferences Behaviors
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Chocolate Consumption and Sex-Interest.

Beatrice A Golomb1, Brinton K Berg1

  • 1Medicine, University of California, San Diego, USA.

Cureus
|March 1, 2021
PubMed
Summary

Women who consume chocolate more frequently report lower sexual interest. This association, particularly strong in women, was not explained by other factors, suggesting popular portrayals may influence perceived needs.

Area of Science:

  • Psychology
  • Human Sexuality
  • Nutritional Neuroscience

Background:

  • Popular media frequently links chocolate consumption with female sexual interest.
  • Empirical research on the association between chocolate intake and sexual interest, particularly in women, is limited.

Purpose of the Study:

  • To investigate the relationship between the frequency of chocolate consumption and self-rated sexual interest.
  • To explore potential gender and age differences in this association.

Main Methods:

  • A cross-sectional survey was administered to 723 adults in Southern California (age >20).
  • Participants reported chocolate consumption frequency (times/week) and sexual interest (0-10 scale).
  • Regression analyses, adjusted for confounders, examined the association, with gender and age interactions tested.
Keywords:
chocolatecross-sectional studyfemale dietlibidosex differencessex-interesttestosterone

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Main Results:

  • Overall, higher chocolate consumption frequency was associated with lower sexual interest (β=-0.11, p=0.02).
  • This effect was significantly stronger in women (β=-0.26, p=0.002), where chocolate frequency was the strongest predictor of sexual interest.
  • No significant association was found in men, though a trend was observed in younger men.

Conclusions:

  • Increased chocolate consumption is linked to decreased sexual interest in women, independent of other factors.
  • Popular notions of chocolate satisfying sexual needs may offer a potential explanation for these findings.
  • Further research is warranted to elucidate the mechanisms underlying this observed relationship.