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Moderate Evidence🧠

Best L-Theanine for Focus & Memory in Australia

Amino acid found in tea that promotes relaxation without drowsiness.. Compare prices across Australian retailers and find the best value.

Quick Summary

Dosage

100-200 mg/day

Time to Effect

30 minutes

From

$0.15/serve

Evidence

moderate (4/5)

Timing: Take in the morning or before cognitive work

Clinical Evidence

L-theanine effects on attention and reaction time during demanding cognitive tasks

rct2019n=30

Crossover RCT found 200mg L-theanine improved attention and reaction time during demanding cognitive tasks, with effects observed within 1-2 hours of ingestion.

Best Prices in Australia

L-Theanine 200 mg, 120 Veg Capsules

NOW FoodsviaiHerb

200 mg per serve · 120 serves · capsule

$0.15/serve

$17.99 total

Buy
2

NOW Foods L-Theanine 200mg 120 Veg Caps

NOW FoodsviaAmazon AU

200 mg per serve · 120 serves · capsule

$0.29/serve

$34.95 total

Buy
3

L-Theanine 200mg 60 Capsules

Nature's OwnviaChemist Warehouse

200mg per serve · 60 serves · capsule

$0.33/serve

$19.99 total

Buy
4

Nature's Own Stress & Sleep 60 Tabs

Nature's OwnviaChemist Warehouse

200 mg per serve · 60 serves · tablet

$0.42/serve

$24.99 total

Buy
5

Thorne Theanine 200mg 90 Caps

ThorneviaiHerb

200 mg per serve · 90 serves · capsule

$0.47/serve

$42.00 total

Buy

Showing top 5 of 6 products. View all

Interactions to Watch

  • Blood pressure medicationsminorL-Theanine may have mild blood pressure lowering effects, potentially enhancing antihypertensive medications.
Check all interactions

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This information is for educational purposes only and is not medical advice. Consult a healthcare professional before starting any supplement regimen. SuppUp earns affiliate commissions from qualifying purchases — this does not affect our recommendations.