California Poppy and sleep

What 2 graded rows on california poppy agree on for sleep, and where they differ. Counted side by side, never averaged.

Consensus finder Rows from the California Poppy page, reviewed Oct 21, 2026 How it decides

What the rows agree on

Each block and row is one graded row from the California Poppy page, with its PubMed record.

Supplement

California Poppy Choose another

2 rows · 76 people

They agree: both rows found an improvement.

No difference

Improved

Each block is one evidence row, sized by how many people it enrolled, with its grade inside.

From the rows

The best-graded row, grade D, is an open-label trial of 40 people (2019) and found an improvement.

The rows run from 36 to 40 people, published from 2019 to 2020: 2 single studies.

2 improved

Grade DSleep quality and sleep onset in mild-to-moderate insomnia (combination) · Improved
Open-label trial · n 40 · 2019 · Adults with mild-to-moderate insomnia (Poland)
Daily capsules (California poppy amount not stated in the abstract) · 2 weeks
Sleep-diary quality rose from 5.4 to 7.3 out of 10 (P<0.001), with shorter sleep onset and longer sleep. No serious adverse events.
Row on the California Poppy page · PubMed 31331545 (opens PubMed)
Grade DInsomnia severity in adjustment insomnia (combination with valerian) · Improved
Observational · n 36 · 2020 · Adults with adjustment insomnia seen by GPs, 78% women (France)
Up to 4 tablets every night (up to 320 mg California poppy extract) · 4 weeks
Insomnia Severity Index fell about 30% (16.09 to 11.32, P<0.0001) and sleep efficiency rose from 78.4% to 84.6%; time to fall asleep did not improve. Anxiety scores fell from 13.9 to 6.7. Well tolerated.
Row on the California Poppy page · PubMed 32257874 (opens PubMed)