Launch offer — code FOCUS10 for 10% off //Free shipping on 12 & 24 packs //Ships across India · 4–7 days //50mg caffeine + 50mg L-theanine · 1:1 //Zero sugar · 3.5 kcal per can //
Launch offer — code FOCUS10 for 10% off //Free shipping on 12 & 24 packs //Ships across India · 4–7 days //50mg caffeine + 50mg L-theanine · 1:1 //Zero sugar · 3.5 kcal per can //

The Journal

Field Notes on Focus

Research, breakdowns, and plain-English science on L-theanine, caffeine, and the chemistry of calm, sustained focus.

Science

L-Theanine + Caffeine: Why They Work Better Together

Caffeine alone gives you energy with a side of jitters. Pair it with L-Theanine in a 1:1 ratio and something different happens. Here’s the mechanism, and what the research actually says.

Jun 2026 · 6 min read
Explainer

What Is L-Theanine? A Plain-English Guide

It’s the compound behind the calm focus of a good cup of green tea. We break down what L-Theanine is, where it comes from, how it works in the brain, and whether it’s safe.

Jun 2026 · 5 min read

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