Xenadrine NRG Reviewed

Green Tea Extract comes from green tea leaves and has been shown to be a very effective supplement for many common ailments ranging from minor to life threatening. Green tea extract is known for its strong antioxidant qualities, making it popular amongst those who take an active role in ensuring their good health. In fact, green tea extract has twenty times more antioxidants than the same portion of Vitamin C, another clouted supplement for health aficionados. In addition to antioxidants, green tea extract is effective at fighting carcinogens and inflammation. Green tea extract is best known for fighting cancer when combined with other methods, for reducing inflammation, and for encouraging overall good physical health.

Guarana has in recent times received widespread popularity because of an energy drink. It is actually a climbing plant in the family related to maple and is native to the Amazon region, predominantly in Brazil. It is a flowering plant with big leaves, but the fruit is the most prominent component, not bigger than a coffee bean. Guarana fruit has about the double content of caffeine when compared to the coffee bean. Besides the cognitive and fatigue reducing effects of caffeine, guarana displays also other interesting properties, such as the assistance in a weight loss program; namely, guarana affects the perception of the satiation, making the person feel full sooner. Further antioxidant and antibacterial effects have been noted as well. In combination with linoleic acid, guarana has shown fat cell reduction effects in mice.

L-Theanine is very commonly found in tea and is an amino acid, biochemically related to glutamine. The psychoactive properties of theanine are derived from the ability to cross the blood brain barrier. It has been proven that theanine can reduce stress, promote relaxation and improve alertness and mood when imbibed together with caffeine, a natural combination found in any tea, especially green tea. Gamma-aminobutyric acid levels are increased, when theanine is ingested or imbibed, as are serotonin and dopamine levels. It is believed that l-theanine is aiding the immune system by strengthening the capacity of delta T cells. Laboratory tests have proven that blood pressure reduction and lowering of 5-hydroxyindoles in the brain are promoted by theanine.

L-Tyrosine is a common amino acid and a para-isomer of tyrosine. It is deemed organic because of the carbon atom present and it is nonessential to survival, but works as a building block of protein. It is also viewed as a precursor of dopamine, which has several effects, like offsetting fatigue, mental and physical, as well as increasing the impression of well being. When the amino acid phenylalanine is broken down, L-Tyrosine can be won completely naturally. Besides being a precursor of the aforementioned neurotransmitter dopamine, L-Tyrosine is also deemed a precursor to some adrenal hormones, namely epinephrine and norepinephrine. In body building circles this supplement is popular to offset fatigue after a hard training or competition, but also to raise mental alertness while working out.

Norambrolide, or fermented salvia sclarea leaf extract. Norambrolide is thought to increase cAMP (cyclic adenosine monophosphate) levels in the body through the stimulation of the "adenylate cyclase" (AC) enzyme. This stimulation is believed to help activate increased fat burning.

Vitamin B12 is a water-souble member of the vitamin B complex. Requirements are in the microgram range, which is lower than the milligram range of the other B vitamins. Vitamin B12 is involved in the production of red blood cells and is usually known as the anti-anemia vitamin.

Yerba Matte is believed to possess cancer-fighting properties and has shown to have a relaxing effect on muscle tissues and a stimulating effect on heart tissues.