theanine

  1. haidut

    Theanine Stops And Reverses The Stress Reaction (cortisol, Noradrenalin, Dopamine)

    Theanine seems more and more like a really good tool in the fight against stress. These two studies basically show that theanine should be able to stop the stress reaction in its tracks and also reverse whatever cognitive damage chronic stress exposure did to the organism. The major findings...
    • haidut
    • Thread
    • cortisol dopamine norepinephrine stress reaction study theanine
    • Replies: 64
    • Forum: Scientific Studies
  2. haidut

    Theanine Restrains The Over-stimulating Effects Of Caffeine

    After writing about how niacinamide helps reduce the "jitters" of caffeine, especially in high doses, I did some research on theanine and in the process I found quite a few studies claiming synergism between the two and that theanine also helps restrain the nervousness that caffeine may cause in...
  3. haidut

    Theanine May Be Better Than PCPA For Reducing Serotonin

    The compound pCPA works by inhibiting the synthesis of serotonin in the brain. Ray has written that theanine also reduces serotonin in brain but it was not known how. This study claims that theanine may actually work better than pCPA by BOTH inhibiting serotonin synthesis and also increasing its...
  4. haidut

    Theanine Is An Antihistamine

    In addition to its anti-serotonergic properties, theanine appears to lower histamine release and act as a mast cells stabilizer. Drugs that act as mast cell stabilizers, for instance Ketotifen, and currently one of the most promising agents for treating gut conditions like IBS and Chron's. Most...
  5. haidut

    Theanine Both Reduces Serotonin And Increases Dopamine

    Ray has mentioned briefly in some of his writings the amino acid L-theanine, which is found primarily in tea. He mentioned that it has been found to reduce brain serotonin. Here is a study that shows the effect of low, moderate, and high dosage of theanine. As you can see, while the high dosage...
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