TimingL-Theanine

Anytime, stay consistent

When to take L-Theanine

Anytime; with caffeine or in the evening

L-theanine is the calming amino acid from tea. With caffeine it smooths out jitters; on its own in the evening it helps you wind down.

Updated 2026-10-25

Best time in your day

Any time of day: pick a time that suits you and keep it the same every day.

When
With morning coffee, or in the evening
Food
With or without food
Typical dose
100–200 mg per dose

How to take it

  1. 1For focus: take 100–200 mg with coffee
  2. 2For winding down: take 200 mg in the evening
  3. 3Use as needed
  4. 4Combine with magnesium for sleep

Watch out

It's well tolerated; avoid combining it with sedatives without medical advice.

Keep apart from

  • Blood pressure medication (may add a small drop)

Common questions

What's the 2:1 ratio?

About two parts theanine to one part caffeine is common.

Will it make me sleepy?

It's calming, not sedating.

Is drinking tea enough?

Tea has some, but less than supplements.

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Commonly used for

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For general education only, not medical advice. Talk to a qualified doctor before starting or changing supplements, especially if you are pregnant, nursing or on medication.