biotech

Bio-Analyst

Research Platform
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Tier-BPublic-ready6/20/2026

Valerian

Stress Response and Sleep Changes is the main area connected here, and any felt benefit should be read together with the human evidence base.

Some human supplement-context evidence is present and directly informs the score.

Representative tier calculated from paper evidence that passed the collection audit.

Papers analyzed
32
Caution signal
Low
Representative score
66.3
Stress Response and Sleep Changes

Main benefit evidence

The representative ingredient tier is calculated from these target-level evidence groups.

Sleep
1 studiesTier-C
Stress Response and Sleep Changes
Some positive signal observedFelt benefit focusSupplement context
These findings come from stress response, cortisol, anxiety, or sleep outcomes. They may mix felt benefits with physiological markers.
Open metrics
>
Sleep quality
No direct rate reported. Read direction and evidence strength together.
Evidence score
22.8
Score reflects signal strength. Tier also considers paper count, repetition, and study context.

Recent research

Updated This Month10 new papers

10 new papers were added in this period. No new risk signal was identified.

What's new

10 new papers were added.No new risk signal was identified.

Most notable recent finding

This is the most meaningful new study in the latest update.
observational
Why it mattersIt ranked highest among the newly collected papers for this ingredient in the latest update.
View paper

Key cautions to review

Standalone side-effect signals and combination cautions are listed separately.

Caution index
0.9
Caution band: Low
Caution signals
1
Side effects + combos + curated rules
Key precautions
No combination caution signal is clear enough to show right now. This does not guarantee safety.
Standalone side effects, combination cautions, and positive combos are separated below.

Combination caution signals

! Prescription medicationsLife-threatening adverse drug reactions involving Valeriana officinalis were observed exclusively when taken concomitantly with prescription medications.

Evidence summaries

Paper IDs and full lists are private. Only study types and summaries are shown.

Key Evidence #1
Public scholarly dataCitation signal: 34
observational

The selective interactions of valerian extract and valerenic acid with Group I and Group II mGluR may represent an alternative explanation for the anxiolytic properties of this plant.

Key Evidence #2
Public scholarly dataCitation signal: 102
observational

Valerian could be a safe and effective herb to promote sleep and prevent associated disorders, however, due to the presence of multiple active constituents and relatively unstable nature of some of the active constituents, it may be necessary to revise the qua

Key Evidence #3
Public scholarly dataCitation signal: 62
observational

Valerian appears to be safe, but with modest beneficial effects at most on insomnia compared to placebo, and the combined use of television and the Internet in randomised trials offers opportunities to answer questions about the effects of health care interven

3 more summariesLimited representative sample by study type.
>
Public scholarly dataCitation signal: 60
observational

Valerenic acid and valerian extracts have anticonvulsant properties in adult zebrafish and markedly enhanced the anticonVulsant effect of both clonazepam and phenytoin, and could contribute to therapy of epileptic patients.

Public scholarly dataCitation signal: 59
observational

Olfactory enrichment for cats may have great potential, and silver vine and Tatarian honeysuckle appear to be good alternatives to catnip for domestic cats that do not respond toCatnip.

Public scholarly dataCitation signal: 37
observational

Valerian significantly improved sleep quality, the symptoms of state anxiety, and depression in HD patients.

Valerian
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