PlainPill

Evening Primrose Oil

People mainly take Evening Primrose Oil for pain & inflammation, hormones, anxiety. Based on 8 first-hand reports. Ranked #870 of 1,974 overall.

19
User score
Mostly positive
25% positive0% mixed12% negative62% unclear

Of reports that state an outcome, 68% are positive.

Clinical research
Research pending

What Evening Primrose Oil does, according to users

Of the people who reported each effect, the share who said it got better.

What the research says

Systematic reviews and meta-analyses from PubMed, with their published conclusions.

Research data for Evening Primrose Oil is being compiled.

Dosage people report

As stated by users — not a recommendation. Follow the label or your doctor.

2 weeks leading up to cycleas reported
1 g5x/week
100 mg GLA/dayas reported

Reported side effects

How often each side effect came up across all reports.

No side effects reported so far.

What users say

Verbatim quotes, shortened only — each links to the original discussion.

“Fertility - myo inositol and d chiro inositol taken together, evening primrose oil, black cohosh,”
Source discussion ↗
“primrose evening oil”
Source discussion ↗
“I started taking evening primrose oil 2 weeks leading up to my expected cycle. The oil annihilated the cramps”
Source discussion ↗
“1gr evening primrose oil”
Source discussion ↗
“these patients thrive on primrose oil, which is rich in omega-6; however, they may deteriorate if they supplement with omega-3 alone”
Source discussion ↗
Top discussions (5)

Other options for pain & inflammation

User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 2, 2026. How we rate