L-theanine is an amino acid found mostly in tea leaves and in small amounts in Bay Bolete mushrooms. It may be present in both green and black tea. It’s also available in capsule or tablet type at many drugstores.
Research indicates that L-theanine promotes relaxation without drowsiness. Many individuals take L-theanine to assist ease stress and unwind.
Before attempting it out your self, be taught more concerning the potential health advantages, in addition to any attainable dangers or complications.
L-theanine advantages and uses
Most known for helping people relax, L-theanine has many different potential health advantages, including:
Anxiety and stress-aid
A scorching cup of tea may help anyone really feel more comfortable, but analysis suggests it might be the most useful for those coping with high levels of anxiety.
5 randomized-controlled trials with a total of 104 individuals found L-theanine reduced stress and anxiousness in people who have been experiencing stressful situations.
One other research discovered that it elevated leisure with out causing drowsiness and reduced resting heart rate.
A study printed in the Journal of Medical Psychiatry centered on individuals with schizophrenia or schizoaffective disorder. Researchers found that L-theanine decreased nervousness and improved symptoms.
Paired with caffeine, L-theanine might help improve focus and attention.
A 2013 study discovered that moderate levels of L-theanine and caffeine (about 97 mg and forty mg) helped a bunch of younger adults to focus higher throughout demanding tasks.
The study’s members additionally felt more alert and less tired in general. In line with another examine, these effects will be felt in as little as 30 minutes.
Some research suggests that L-theanine could improve the function of the body’s immune system. One research published within the journal Beverages found that L-theanine could assist lower the incidence of higher respiratory tract infections.
One other research discovered that L-theanine could help improve inflammation in the intestinal tract. Nevertheless, more research is required to verify and expand on these findings.
Tumor and cancer therapy
The authors of a 2011 study recommend that L-theanine discovered within the Bay Bolete mushroom works together to improve the effectiveness of certain chemotherapy drugs.
Because of those promising findings, the same biotechnology researchers anticipate that L-theanine could additionally help enhance chemotherapy’s ability to struggle cancer.
Though there’s no definitive evidence to show that tea prevents cancer, a number of studies suggest that people who commonly drink tea have decrease rates of cancer.
Researchers of 1 study in China found that ladies diagnosed with ovarian cancer who drank at the very least one cup of green tea a day lived longer than those that didn’t.
Another research that checked out tea drinkers compared to nondrinkers found that those that drank tea have been 37 p.c less likely to develop pancreatic cancer.
Blood pressure control
L-theanine amazon may be beneficial for those who experience increased blood pressure in stressful situations.
A 2012 examine observed individuals who normally experienced higher blood pressure after certain mental tasks.
They discovered that L-theanine helped management this blood pressure improve in those groups. In the identical examine, the researchers famous that caffeine had an identical however less helpful effect.
Improved sleep quality
Some analysis signifies that L-theanine could possibly be useful for a great night’s sleep. Researchers in a single study discovered that doses of 250 mg and 400 mg of L-theanine vastly improved sleep in animals and humans.
Additionally, 200 mg of L-theanine was shown to reduce resting coronary heart rate, pointing to its potential to advertise relaxation.
L-theanine may additionally help boys identified with consideration deficit hyperactivity disorder (ADHD) sleep better.
A 2011 examine seemed at the results of L-theanine on 98 boys aged eight to 12. A randomized group was given two one hundred mg chewable tablets of L-theanine twice daily. The other group acquired placebo pills.
After six weeks, the group taking L-theanine was found to have had longer, more restful sleep. Whereas the outcomes are promising, more research is needed before it can be proven as secure and efficient, particularly for children.
Different analysis found that L-theanine improved sleep quality for these diagnosed with schizophrenia.