Can L-Theanine make anxiety worse?

Can L-Theanine make anxiety worse?

L-theanine: While it is found in tea and coffee, the supplement allows you to get the benefits without the caffeine – which worsens anxiety for many.

Does L-Theanine have side effects?

The most common side effects of L-theanine dosage include headaches, nausea, and irritability. However, the nausea appears to be mostly linked with L-theanine being administered through green tea rather than dietary supplements.

Is L-Theanine safe for the liver?

According to a paper from Anhui Agricultural University in China, theanine can protect liver tissue, minimising damage to the liver from chronic inflammation and its resultant diseases. The amino acid was found to increase antioxidant enzyme activity in mice, and to improve the human immune system.

Can I take L-Theanine with Xanax?

No interactions were found between l-theanine and Xanax.

Can you develop tolerance to L-Theanine?

Unlike prescription benzodiazepine medications, l-theanine is not habit-forming as it does not lead to tolerance and dependence when used over long periods of time.

Can you withdraw from L-Theanine?

However, various mechanisms could explain the potential benefits of l-theanine, and its ability to promote management of stress and anxiety is one of them. Withdrawal symptoms often involve high levels of stress and anxiety, which may worsen other symptoms that people experience.

Does Theanine increase dopamine?

L-theanine can increase certain neurotransmitters in your brain, including dopamine. Multiple studies have shown that L-theanine increases dopamine production, thus causing an antidepressant effect and enhancing cognitive function ( 32 , 33 , 34).

What’s the difference between L-Theanine and theanine?

The L- form is the version usually considered safe for human consumption. L-theanine is found naturally in green tea and certain mushrooms. D-theanine does not occur naturally in foods. The term theanine usually refers to the commercially available extraction of L-theanine, though the names are used interchangeably.

Is Theanine anti inflammatory?

Abstract. l-theanine, a water-soluble amino acid isolated from green tea (Camellia sinensis), has anti-inflammatory activity, antioxidative properties, and hepatoprotective effects.


Andrey is a coach, sports writer and editor. He is mainly involved in weightlifting. He also edits and writes articles for the IronSet blog where he shares his experiences. Andrey knows everything from warm-up to hard workout.