There’s something calming about sipping a cup of green tea, and it may be the L-theanine. An amino acid discovered naturally in green tea, L-theanine is alleged to alleviate anxiety, improve sleep, and reduce stress.
Uses for L-Theanine
Proponents declare that L-theanine may help with a wide range of health issues, reminiscent of nervousness, melancholy, high blood pressure, high cholesterol, insomnia, and stress.
L-theanine can be purported to increase focus, promote weight loss, and boost the immune system. In addition, some proponents recommend that L-theanine amazon can forestall stroke, Alzheimer’s illness, and a few forms of cancer.
The Advantages of L-Theanine
Up to now, scientists have yet to extensively discover the advantages of L-theanine. Nonetheless, preliminary analysis suggests it might assist lift temper, enhance brain function, and calm the body’s response to stress and anxiety. This is a have a look at some key research findings:
L-theanine could assist to reduce nervousness, in accordance with a 2016 study. Healthy individuals consumed a drink containing 200 mg L-theanine or a placebo. One hour after consumption, the stress response to a cognitive stressor was significantly reduced in those that consumed the L-theanine drink. Three hours after consumption, saliva cortisol (a hormone secreted in response to stress) was considerably lower.
One other research explored the consequences of standard consumption of L-theanine and located that each day consumption decreased subjective stress and saliva ranges of α-amylase (an enzyme released in response to stress) in undergraduate students undergoing stress.
A preliminary examine examined the effects of a low-caffeine green tea on sleep quality (caffeine in green tea can intervene with sleep and should counteract the impact of theanine). After consuming a low-caffeine green tea daily for seven days, saliva alpha-amylase ranges had been considerably lower in those who drank the low-caffeine green tea than in those who consumed the standard green tea. Sleep high quality was higher in those that had consumed a larger quantity of low-caffeine green tea.
A 2017 research published in Acta Neuropsychiatrica explored using L-theanine for major depression. The trial included 20 women and men who had 250 mg of L-theanine added to their current medication for eight weeks. They found it had multiple benefits in relieving nervousness, sleep disturbances, and cognitive impairment related to depression.
4) Cognitive Function
A 2010 examine from Dietary Neuroscience suggests that a combination of L-theanine and caffeine could help enhance cognitive performance.
For the research, 44 young adults took either a placebo or a mix of L-theanine and caffeine previous to performing a demanding cognitive task. Researchers discovered that the mix of L-theanine and caffeine considerably improved accuracy and alertness. It additionally helped to increase focus while performing the task.
5) Weight Loss
L-theanine shows promise as a weight reduction aid, in line with preliminary animal-based research published in the journal In Vivo. In an experiment involving mice fed green tea powder, researchers found that L-theanine and caffeine found in the powder appeared to prevent weight gain and battle the buildup of fat.