How does L-theanine calm you down?

L-theanine is thought to work by decreasing “excitatory” brain chemicals that contribute to stress and anxiety while increasing brain chemicals that encourage a sense of calm. It's even been known to lower stress-related blood pressure and heart rate.

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Can you get addicted to L-theanine?

Substances that cause the release of high levels dopamine can be addictive, resulting in a compulsion to seek the perceived feeling of “reward.” However, L-theanine produces low enough levels of dopamine that has not been shown to produce “seeking” or addicted behavior in lab tests on rats or in the (more limited) Can L-theanine cause high blood pressure? It is known that stress can elevate blood pressure by stimulating the nervous system to produce large amounts of vasoconstricting hormones that increase blood pressure [8,9], L-theanine may have inhibited the increase in blood pressure through its anti-stress effects on the autonomic nervous system.

Then, what is the difference between l-theanine and l threonate?

Theanine is a non-protein amino acid that's commonly found in tea and supports a healthy mood. On the other hand, magnesium L-threonate (or threonic acid) is a form of magnesium bonded to a breakdown product of vitamin C to make it more readily available to the body. Whats 5 HTP do? 5-HTP dietary supplements help raise serotonin levels in the brain. Since serotonin helps regulate mood and behavior, 5-HTP may have a positive effect on sleep, mood, anxiety, appetite, and pain sensation.