L-Theanine

Calm, alpha-wave focus that pairs with coffee

What it is

L-Theanine promotes alpha-wave brain activity and a state of elevated, calm focus. It works synergistically with your morning coffee, smoothing out caffeine jitters to provide clean, sustained alertness throughout your fast.

L-Theanine helps support

Promotes calm, focused alertness*
Smooths the edge off caffeine*
Supports a clear-headed fast*

How it works

L-Theanine increases alpha-wave activity, the brain state associated with relaxed alertness, and modulates the stimulating effect of caffeine, producing focus without the jitters.

Found in

Core

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Related ingredients

L-TyrosineAmino Acids

Rhodiola (SHR-5)Stress Adaptogens

← All ingredients

These statements have not been evaluated by the Food and Drug Administration. Kētos products are not intended to screen, diagnose, treat, cure, or prevent any disease. Kētos products are intended to support fasting in healthy adults and are not a substitute for medical advice. Consult your healthcare professional before use, especially if you are pregnant or nursing, have a medical condition, take any medications, or are planning a medical procedure.
*Individual results may vary. Results depend on diet, lifestyle, fasting protocol, and consistency of use, and are not intended to represent or guarantee that every user will achieve the same or similar results.

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