Category Archives: Adrenergic System

Ephedra: The Best Weight Loss Herb You Can’t Buy

Posted on December 28, 2014 by Robert Barrington

The ephedra species are tall plants that grow in arid regions of the World. Chinese ephedra (Ephedra sinica) is also called Ma Huang and is the species found in Asia, whereas European ephedra (Ephedra distachya) is the form found in … Continue reading →

Posted in Adrenergic System, Energy Expenditure, Ephedrine, Resting Metabolic Rate (RMR) | Comments Off on Ephedra: The Best Weight Loss Herb You Can’t Buy

Do Obese Individuals Have Impaired Catecholamine Metabolism?

Posted on November 6, 2014 by Robert Barrington

The catecholamines adrenaline, noradrenaline and dopamine are produced from the non-essential amino acid L-tyrosine through a series of enzymatic reactions that are controlled by a rate limiting step catalysed by tyrosine hydroxylase. Catecholamines are important neurotransmitters in the brain that … Continue reading →

Posted in Adrenergic System, Catecholamines, Iron, L-tyrosine, Thermic Effect of Food (TEF), Weight Loss | Comments Off on Do Obese Individuals Have Impaired Catecholamine Metabolism?

L-Tyrosine For Stress

Posted on September 17, 2014 by Robert Barrington
Posted in Adrenergic System, Cortisol, L-tyrosine, Stress | Comments Off on L-Tyrosine For Stress

Tyrosine and Tryptophan: Neurotransmitter Modulation

Posted on February 26, 2014 by Robert Barrington

Neurotransmitters are signal messengers used in the central nervous system. The central nervous system including the brain uses electrical signals to allow communication between neurones. However, gaps (synapses) between the neurones prevent the electrical signals travelling directly from one neurone … Continue reading →

Posted in Adrenergic System, Brain, L-tryptophan, L-tyrosine | Comments Off on Tyrosine and Tryptophan: Neurotransmitter Modulation

L-Tyrosine: Fights Stress and Fatigue

Posted on December 20, 2013 by Robert Barrington

Brain cells use neurotransmitters to communicate with themselves and the rest of the body. Neurotransmitters are synthesised in nerve cells, released into the synapse and bind to receptors on the postsynaptic cell. One group of neurotransmitters, collectively called the catecholamines, … Continue reading →

Posted in Adrenergic System, Brain, Ephedrine, Exercise, L-tyrosine | Comments Off on L-Tyrosine: Fights Stress and Fatigue