November 2025

Can I take L-theanine and caffeine together? The combination of coffee and L-theanine is a proven way to enhance alertness while reducing the “jitteriness” some people get from high doses of caffeine. Multiple studies show that together they can boost focus, attention, and reduce distractibility during cognitively demanding tasks. Combining L-theanine with caffeine may reduce […]

Is theanine safe for pregnancy? In addition, if you’re pregnant or breastfeeding, you should also exercise caution when taking L-theanine, as there’s limited research on its safety in these populations. Another study published in the Journal of Clinical Psychiatry focused on people living with schizophrenia or schizoaffective disorder. Researchers found that L-theanine decreased anxiety and

Can L-theanine help with caffeine anxiety? L-theanine is an amino acid found in tea leaves. It promotes relaxation and may reduce stress by modulating neurotransmitter activity. When taken with caffeine, it may help balance caffeine’s stimulatory effects, promoting a state of calm and alertness. L-Theanine for Kids: a Naturally Calming Supplement L-theanine may be a

How effective is L-theanine for anxiety? Reduced anxiety: A review of nine published articles showed that taking 200 to 400 mg of L-theanine a day can help reduce anxiety in people exposed to stressful environments. Improved focus: A small clinical trial of people between 50 and 70 showed that L-theanine supplements improved attention. L-theanine is

How does L-theanine make you feel? L-theanine supplements are commonly taken for sleep issues, stress, and anxiety at doses ranging from 200 to 400 milligrams (mg) daily.According to Zumpano, if you’re looking to try L-theanine in tea or supplement form, it’s a good idea to take it in the evening before going to bed and

What does L-theanine supplement do? Does L-theanine have health benefits? L-theanine is a compound that may support thinking, sleep, and relaxation and help with weight loss, blood pressure, and more. Research suggests that L-theanine might provide a range of health benefits, which may include improved mental focus and better sleep quality. By promoting the browning

How can I get L-Theanine naturally? You can naturally get L-theanine by drinking teas such as matcha, green tea, and white tea. It has a unique caramel taste that helps reduce the bitterness of caffeine. You can also take L-theanine as a dietary supplement. Theanine is also found in some mushrooms. Before taking L-theanine supplements,

Is L-theanine good for hair growth? REDUCES STRESS, ONE OF THE MAIN HAIR LOSS FACTORS. L-Theanine actively reduces stress levels, improving scalp health and circulation. This helps stop hair loss caused by stress while supporting a calm, balanced mind. You may take L-theanine at any time of day. Taking L-theanine in the morning can support

Is L-theanine safe for the heart? Research has linked high blood pressure with a higher risk of several health problems, including heart attack and stroke. L-theanine may help reduce stress, and a reduction in stress and increased relaxation can lower the heart rate. In turn, this may help lower blood pressure. Conclusions. The findings above

What does taking L-theanine do? Some studies suggest l-theanine may increase alpha waves in the brain associated with relaxation and selective attention, reduce stress and anxiety, and improve sleep quality, though findings are often inconsistent. Potential neuroprotective and anti-seizure effects have also been reported in animal models. Clinical trials have suggested that L-theanine at 200–400