Women’s Natural Scent Can Influence How some Men Behave
JAPAN, JUL 28 – Researchers at the University of Tokyo found three body odor compounds that increase during ovulation and reduce stress in men while making women appear more attractive.
- A study published on July 28, 2025, by scientists affiliated with the University of Tokyo demonstrated that changes in female body odor can affect male behavior.
- The study followed earlier findings that female body odor varies throughout the menstrual cycle and becomes more pleasant during ovulation.
- Using gas chromatography-mass spectrometry, the team identified three volatile compounds increasing in ovulation that made men rate odors and faces as more attractive.
- Professor Touhara explained that it is still uncertain whether the chemicals detected at higher levels during ovulation qualify as human pheromones; however, these odors were observed to reduce stress and influence people's perceptions.
- The findings suggest female scents may subtly shape male perception and stress, prompting further research on chemical effects and brain activity related to emotion.
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27 Articles
If sweat hits bacteria, the effluent under the armpits quickly leads to nasal hulls. However, certain body odors in women can be proven to reduce stress in male sex – and even influence social perception. If women are in the fertile cycle phase, certain fragrances formed under the armpits are likely to be particularly pleasant in men. A team of researchers from the University of Tokyo has investigated this, the study was published in the journal…
Do men find that their partners smell better in a fertile cycle phase? A study from Tokyo suggests this – and also that the scent had a relaxing effect on the male subjects.
Female body odor variations can shape male behavior and emotions
Researchers at the University of Tokyo explored how female body odor can influence behaviors in men. They found certain scent compounds in female body odor increased during ovulation and can subtly influence how men feel.

Women’s natural scent can influence how some men behave
Japanese scientists say changes in female body odor during ovulation trigger "measurable reactions" in the opposite sex.
Changes in female body odor during ovulation elicit measurable reactions in men, finds study
Researchers at the University of Tokyo have explored how female body odor can influence behaviors in men. They found that certain scent compounds in female body odor increased during ovulation and can subtly influence how men feel.
A team at the University of Tokyo has checked how changes in female body odor during ovulation cause measurable reactions in men, who see the most attractive women and relax when they perceive those odors. Scientists coordinated more than 20 women to ensure that their odors are collected at key times in their menstrual cycles. The conclusions of their study, in which they describe men’s reactions to these odors, are collected Monday in iScience …
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