Compare Supplements

Side-by-side comparison of 2 supplements

Ka9.0

Kava

Limited safety

Val7.0

Valerian Root

Moderate safety

Evidence

Evidence Score9/10

Studies: 34

Meta-analyses: 9

Evidence Score7/10

Studies: 14

Meta-analyses: 2

Outcome Grades

Reduce anxiety & stressA

Fall asleep fasterB

Improve deep sleep qualityB

Stay asleep longerB

Support moodB

Reduce anxiety & stressC

Fall asleep fasterC

Improve deep sleep qualityB

Stay asleep longerC

Support moodC

A-F grade per outcome, combining overall evidence with goal-specific relevance. A = strong evidence; F = insufficient. Hover a badge for details.

Dosage & timing

Dosage:

240mg kavalactones

Best Time:

Evening

Can take on empty stomach

Form:

Water-extracted root powder or capsules

Dosage:

600mg

Best Time:

Before bed · with food (preferred)

Can take on empty stomach

Form:

Standardized extract capsules

What you'll notice

😌 Reduced Anxiety75%

30-60 minutes

💆 Muscle Relaxation70%

30-60 minutes

🗣️ Improved Sociability60%

30-60 minutes

😴 Improved Sleep Quality60%

2-4 weeks

😌 Mild Relaxation55%

30-60 minutes

😵 Morning Grogginess20%

Next morning

Safety

Limited safety

Contraindications:

Liver disease or compromised liver function
Heavy alcohol use
Parkinson's disease (may worsen symptoms)

Drug Interactions:

Alcohol
Benzodiazepines/sedatives
Levodopa (Parkinson's medications)

Side Effects:

DrowsinessGI upsetKava dermopathy (scaly skin)

Moderate safety

Contraindications:

Liver disease (rare cases of liver toxicity reported)
Before surgery (may interact with anesthesia)

Drug Interactions:

Sedatives/CNS depressants
Alcohol
Anesthesia

Side Effects:

Morning drowsinessHeadacheGI upset

Works well with

complementary

complementary

complementary

enhances

How they work together

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