Compare Supplements

Side-by-side comparison of 2 supplements

Ka6.0

Kava

Limited safety

LAV7.2

Lavender

High safety

Evidence

Evidence Score6/10

Studies: 45

Meta-analyses: 8

Evidence Score7.2/10

Studies: 28

Meta-analyses: 15

Outcome Grades

Reduce anxiety & stressB

Fall asleep fasterC

Support moodC

Stay asleep longerC

Improve deep sleep qualityC

Reduce anxiety & stressB

Fall asleep fasterB

Support moodB

Stay asleep longerC

Improve deep sleep qualityD

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:

80 mg oral Silexan daily OR aromatherapy inhalation 30–60 min sessions

Best Time:

Before bed · with food

Take with food

Form:

Oral Silexan capsule (80 mg) for systemic/psychiatric use

What you'll notice

😌 Reduced Anxietypositive

30-60 minutes

💆 Muscle Relaxationpositive

30-60 minutes

🗣️ Improved Sociabilitypositive

30-60 minutes

😌 Anxiety Reductionpositive

1–4 weeks

🌙 Sleep Quality Improvementpositive

1–3 weeks

☀️ Mood Improvementpositive

4–8 weeks

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)

High safety

Contraindications:

Known hypersensitivity or allergy to lavender or Lamiaceae family plants
Prepubertal children (lavender products associated with case reports of gynecomastia — endocrine disruption risk)
Undiluted topical application (can cause contact dermatitis and sensitization)

Drug Interactions: