Compare Supplements

Side-by-side comparison of 2 supplements

🍵

L-Theanine

9/10high

✨

Magnesium

8.5/10high

Evidence

Evidence Score9/10

Studies: 39+

Meta-analyses: 4

Evidence Score8.5/10

Studies: 39+

Meta-analyses: 25

Dosage & Timing

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

Dosage:

200-350mg elemental magnesium daily

Best Time:

Evening for sleep/relaxation (glycinate), Morning for energy (malate), Anytime (citrate)

Take with food

Form:

Depends on goal - see notes

What You'll Notice

🎯 Calm Focus85%

30-60 minutes

☕ Reduced Caffeine Jitters90%

30-60 minutes

😌 Mental Relaxation80%

30-60 minutes

😴 Improved Sleep80%

1-2 weeks

😌 Calmer Mind75%

1-2 weeks

💆 Muscle Relief85%

1 week

Safety

high safety rating

Contraindications:

None known at recommended doses

Drug Interactions:

Blood pressure medications
Stimulants

Side Effects:

HeadacheDrowsiness

high safety rating

Contraindications:

Severe kidney disease (reduced magnesium excretion)
Myasthenia gravis
Heart block (without pacemaker)

Drug Interactions:

Antibiotics (fluoroquinolones, tetracyclines)
Bisphosphonates
Diuretics

Side Effects:

Loose stools/diarrheaDrowsiness

Works Well With

Caffeineenhances

Ashwagandhastacks-well

Magnesiumcomplementary

Vitamin D3enhances

Glycinestacks-well

Melatonincomplementary

How They Work Together

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Compare Supplements

L-Theanine

Magnesium

Evidence

Dosage & Timing

What You'll Notice

Safety

Works Well With

Categories

How They Work Together

Compare Supplements

L-Theanine

Magnesium

Evidence

Dosage & Timing

What You'll Notice

Safety

Works Well With

Categories

How They Work Together