Does artichoke extract help with sleep? What the research does and doesn't show

No trial has tested artichoke extract for sleep or insomnia as an outcome, so there's no evidence it helps or hurts either one. The closest data comes from a small crossover trial built to test alcohol hangovers, which recorded sleep duration as a side measure and found no difference between artichoke extract and placebo.

What the evidence doesn't support

It doesn't support artichoke extract as a sleep aid, and it doesn't support the idea that artichoke extract disrupts sleep or causes insomnia — neither question has been the focus of a clinical trial. The only relevant human data comes from a study designed to test something else entirely: whether artichoke extract prevents alcohol hangovers. Sleep duration was one of several measures the researchers happened to record, not something the trial was built to detect a real effect on, so it's a small, indirect data point rather than a dedicated finding.

What the trials found

A 2003 randomized, double-blind, crossover trial published in the Canadian Medical Association Journal gave 15 healthy adults, aged 18 to 65, three capsules of a commercially available standardized artichoke extract (or matching placebo) immediately before and after a night of drinking a self-chosen amount of alcohol, then repeated the opposite treatment about a week later. The trial's real question was whether artichoke extract eased hangover symptoms the next morning — it didn't; none of the outcome measures, including a mood-profile questionnaire and cognitive-performance tests, differed significantly between artichoke extract and placebo. Along the way, the researchers also recorded how long participants slept on each study night, and reported that sleep duration was similar whether people had taken artichoke extract or placebo. Adverse events across the trial were described as rare, mild and transient, and insomnia wasn't one of the reactions researchers noted in either group.

Questions people ask

Can artichoke extract cause insomnia?

There's no trial evidence either way. The one study that recorded sleep as an outcome — a hangover-prevention trial, not an insomnia trial — found sleep duration was about the same with artichoke extract as with placebo, and didn't report insomnia as a side effect in either group. That's a single small trial built for a different purpose, not a dedicated sleep-safety study.

Does artichoke extract help you sleep?

No trial has tested that question directly. The only related data point, from a hangover trial not designed to measure sleep, found no difference in sleep duration between artichoke extract and placebo — which doesn't support using it as a sleep aid.

Is it okay to take artichoke extract at night?

There's no trial data on timing and sleep specifically. See the best time to take artichoke extract for what the trials do say about timing, which is generally tied to meals rather than time of day.

When to talk to a doctor

Ongoing trouble falling or staying asleep is worth raising with a doctor rather than addressing with a supplement search — artichoke extract is not a treatment for insomnia or any other sleep disorder. If you take medication for sleep or any other condition, or are pregnant or nursing, talk to a doctor before adding a supplement; see artichoke extract and medications: what to check.

Related reading: what is artichoke extract?, artichoke extract side effects, and artichoke extract and medications: what to check.