L-theanine for calm, focused alertness, stress reduction, and improved sleep quality without sedation.
per bottle · price increases with demand
Select your supply
Pay cash on delivery · No upfront payment required
100% Satisfaction Guarantee
Not happy? Return within 30 days for a full refund — no questions asked.
L-theanine is the amino acid responsible for the calm, clear-headed alertness that distinguishes green tea from coffee despite having similar caffeine content. It modulates glutamate and GABA receptor activity and increases alpha-wave brain activity, the pattern associated with relaxed but attentive focus. Unlike benzodiazepines or sedating antihistamines, it does not cause drowsiness, impair coordination, or create dependence.
At 200 mg, the dose in this product, theanine produces a clinically detectable increase in alpha-wave brain activity within 30–45 minutes of ingestion. The subjective experience most people describe is not sedation but rather a reduction in the friction of anxiety: the background noise that makes concentration harder. Paired with caffeine at a roughly 2:1 theanine:caffeine ratio, it is one of the most consistently validated cognitive support combinations in the human performance literature.
Jarrow Theanine 100 by Jarrow Formulas is formulated with L-theanine, the primary amino acid in green tea leaves. The specific dose, form, and serving size are shown on the supplement facts panel, these are the details that matter most when comparing products in this category, and they vary widely even between products with the same ingredient name.
Jarrow Formulas products are manufactured in GMP-certified facilities and undergo third-party identity and purity testing. The brand has operated since 1977 with a consistent focus on research-driven formulations. Supplements Kenya sources authentic, sealed Jarrow Formulas product with batch traceability and delivers across Nairobi, Mombasa, and the rest of Kenya. Consistent daily use at the label dose, sustained over weeks rather than days, is how this product works best.
Jarrow Theanine 100 is not a stimulant and does not produce a direct energy boost. However, nutritional supplements that correct deficiencies, support mitochondrial function, or reduce inflammation can support overall vitality and reduce fatigue as secondary effects of improved nutritional status.
Yes. Supplements Kenya sources all Jarrow Formulas products directly and stocks only verified, sealed inventory. We do not carry grey-market or repackaged goods.
Jarrow Theanine 100 can be taken at any time of day, with or without food, unless the label specifies otherwise. Consistency matters more than timing for most daily supplements.
Jarrow Theanine 100 should be stored in a cool, dry place away from direct sunlight. Unless the label specifically states refrigeration is required, room-temperature storage in a cupboard or drawer is fine. Do not store in the bathroom, where heat and humidity can degrade quality.
Life Extension Optimized Ashwagandha (Sensoril). Standardised Sensoril ashwagandha extract delivering 125 mg per capsule, derived.
As a nutrition professional, Life Extension Adrenal Energy Formula is the product I recommend when clients in Kenya ask for adrenal energy formula supplementation. Adaptogen blend with rhodiola, ashwagandha, holy basil, and .
The modern diet, including in Kenya, frequently falls short of what the body requires for l-theanine 100 mg. Life Extension L-Theanine 100 mg closes that gap with 100 mg of pure l-theanine per capsule, the relaxing amino ac.
The Kenyan diet creates specific nutritional vulnerabilities, and Life Extension Cortisol-Stress Balance is positioned to address them directly. Targeted cortisol-balancing formula with phosphatidylserine,.