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Theanine is an amino acid found mainly in unfermented tea leaves and mushrooms. In Asia, theanine is widely used to treat a variety of diseases.
Theanine contributes to the synthesis of serotonin and dopamine. As a result, theanine improves concentration, mood and memory, and helps reduce stress. In addition, theanine is required to increase GABA levels. That is needed for the brain to metabolize and control nerve impulses.
Theanine lowers blood sugar levels and regulates cardiovascular function and heart rhythm. This amino acid helps restore blood flow to the brain and relieves the effects of stroke. It also helps improve sleep quality and relieve anxiety.
Theanine is recommended for those who have trouble sleeping. It also benefits people under emotional stress. Theanine helps cope with mental strain and fight mental disorders, depression, and neuroses.
Theanine is also beneficial during studies because it helps stimulate the cognitive functions of the brain. Theanine also helps improve cardiovascular health and the immune system.
Theanine is generally safe for humans. However, drinking green tea, which contains, among other things, theanine, an overdose of caffeine can occur. Symptoms include nausea, indigestion, and irritation.
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