Nutricost L-Theanine 200mg, 120 Capsules, Double Strength, To Improve Focus, Cognitive Function & Sleep Quality, 120 Capsules Exp:01/2028

L-theanine is an amino acid commonly found in green tea that promotes “relaxed alertness” by increasing alpha brain waves and regulating neurotransmitters like GABA, serotonin, and dopamine. It significantly reduces stress, anxiety, and blood pressure while improving focus, cognitive function, and sleep quality without causing sedation.

Benefits of L-theanine

Stress and Anxiety Reduction: It lowers stress responses and reduces cortisol spikes, helping to calm the mind.

Enhanced Focus and Cognitive Function: It improves attention, working memory, and mental clarity, particularly when paired with caffeine.

Improved Sleep Quality: It helps improve sleep quality and reduces time taken to fall asleep.

Neuroprotective Effects: It acts as an antioxidant and can protect neurons, potentially supporting brain health.

Immune System Support: Studies suggest it can boost the immune system, reducing the likelihood of colds or flu.

Blood Pressure Management: It helps reduce blood pressure, particularly in stressful situations.

ADHD Support : Studies have shown that L-theanine enhances sustained attention, cognitive performance and reduced impulsivity in children and adults with ADHD.

Synergy with Caffeine: Combining L-theanine with caffeine (2:1 ratio) is popular for enhancing focus while minimizing jitters.

Safety: It is generally safe, with no reported tolerance development or withdrawal symptoms with regular use, Studies on children have also shown that L-theanine is generally well-tolerated. .

Who benefits from L-Theanine Use

Individuals with Stress/Anxiety: Daily doses of 200–400 mg can ease anxiety and reduce stress biomarkers.

Those Seeking Cognitive Focus
Individuals with Sleep disturbances
Individuals under Mental Pressure
Individuals Looking for Immune Support