Compare Supplements

Side-by-side comparison of 2 supplements

🌿

Kava

9/10caution

🍵

L-Theanine

9/10high

Evidence

Evidence Score9/10

Studies: 37+

Meta-analyses: 9

Evidence Score9/10

Studies: 39+

Meta-analyses: 4

Dosage & Timing

Dosage:

150-300mg kavalactones daily

Best Time:

Evening for relaxation, 30-60 minutes before stressful events, Before bed for sleep

Can take on empty stomach

Form:

Water-extracted root powder or capsules

Dosage:

100-200mg

Best Time:

Morning with coffee for focus, Evening for relaxation, As needed for stress

Can take on empty stomach

Form:

Suntheanine® capsules or powder

What You'll Notice

😌 Reduced Anxiety75%

30-60 minutes

💆 Muscle Relaxation70%

30-60 minutes

🗣️ Improved Sociability60%

30-60 minutes

🎯 Calm Focus85%

30-60 minutes

☕ Reduced Caffeine Jitters90%

30-60 minutes

😌 Mental Relaxation80%

30-60 minutes

Safety

caution safety rating

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 rating

Contraindications:

None known at recommended doses

Drug Interactions:

Blood pressure medications
Stimulants

Side Effects:

HeadacheDrowsiness

Works Well With

L-Theaninecomplementary

Caffeineenhances

Ashwagandhastacks-well

Magnesiumcomplementary

How They Work Together

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Compare Supplements

Kava

L-Theanine

Evidence

Dosage & Timing

What You'll Notice

Safety

Works Well With

Categories

How They Work Together

Compare Supplements

Kava

L-Theanine

Evidence

Dosage & Timing

What You'll Notice

Safety

Works Well With

Categories

How They Work Together