One study showed that eating celery could help curb aggressive emotions  151 women were surveyed  Of the women who said they ate celery regularly, 95 percent said they were rarely aggressive or outright provoked
Like the placebo effect, the claim that eating celery inhibits aggressive emotions sparked a range of psychological and spiritual activities in female respondents that made them feel less aggressive.
 Of the women who didn't eat celery regularly, 53 percent said they were often anxious, angry, and aggressive