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evening primrose oil

British  

noun

  1. an oil, obtained from the seeds of the evening primrose, that is claimed to stimulate the production of prostaglandins

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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One capsule’s evening primrose oil and “good mood complex”, it read, “may support balanced hormone levels as well as the brain’s ‘happy’ neurotransmitters serotonin and dopamine.

From The Guardian • Oct. 17, 2019

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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