Evening primrose oil
EPO / GLA · Foundation
A GLA-rich seed oil sold for PMS, eczema and breast pain, where the trials mostly came back negative.
What the evidence says
Systematic reviews found no benefit for eczema or PMS; small signals remain for cyclic breast pain.
What studies used
Trials commonly use 1-3 g oil per day.. With food..
Reported from published studies and product labelling — a record of what was used in research, not a recommendation. What is right for you is a conversation with a clinician.
Watch out for
- Seizure disorders (old reports)
- Blood thinners
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