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Rhodiola is also called Golden root. It is native to Eastern Europe, Russia, China, Serbia and the Ukraine. Traditional healers believed that Rhodiola could prolong life by increasing vitality, decrease fatigue, and increase resistance to stress. The main constituents in Rhodiola are antioxidants, flavonoids, and many compounds that lend its adaptogen properties; of which the most well known is rosavin. Rosavin is the compound that is used for standardization of Rhodiola supplements. Rhodiola is believed to exert its affects via modulation of the neurotransmitters in the central nervous system. Rhodiola has been shown to affect levels of dopamine, serotonin, and norepinephrine. It also has action in the periphery on catecholamine and steroid hormone metabolism via cortisol and DHEA. Rhodiola is considered by many to be an effective anti-oxidant, anti-fatigue agent, and nervous system tonic.
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