Cannabidiol (CBD) and sleep

What 2 graded rows on cannabidiol (cbd) agree on for sleep, and where they differ. Counted side by side, never averaged.

Consensus finder Rows from the Cannabidiol (CBD) page, reviewed Oct 21, 2026 How it decides

What the rows agree on

Each block and row is one graded row from the Cannabidiol (CBD) page, with its PubMed record.

Supplement

Cannabidiol (CBD) Choose another

2 rows · 93 people

Split. 1 row found no difference and 1 had mixed results.

No difference or mixed

Improved

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

From the rows

The best-graded row, grade D, is a randomized trial of 63 people (2026) and found no difference.

The rows run from 30 to 63 people, published from 2024 to 2026: 2 single studies.

1 no difference · 1 mixed

Grade DSleep disturbance and sleep quality in high trait worriers · No difference
RCT · n 63 · 2026 · Adults with elevated trait worry (US)
300 mg or 50 mg daily · 2 weeks
300 mg improved sleep scores more than 50 mg but not significantly more than placebo; no effect on sedation or cognition.
Row on the Cannabidiol (CBD) page · PubMed 41678223 (opens PubMed)
Grade DInsomnia severity and sleep measures · Mixed
Pilot RCT · n 30 · 2024 · Adults with primary insomnia (Australia)
150 mg nightly, 60 minutes before bed · 2 weeks
Insomnia severity, time to fall asleep and time awake did not differ from placebo; well-being scores and actigraph sleep efficiency at week 2 were better with CBD.
Row on the Cannabidiol (CBD) page · PubMed 38174873 (opens PubMed)