For example, tumeric apears to have an affinity toward the liver, while selenium concentrates in the skeletal muscles and heart muscles. Tumeric has been used as a spice preservative, and as a food in India for centuries. These curcuminoids are very strong antioxidant phenolic compounds, especially against the hydroxyl radical. They helped prevent free radical damage to lard as measured by the Rancimat method about three times longer than the synthetic preservative BHT, and their control group. Curcuminoids not only help neutralize free radicals, but may actually prevent free radical damage from starting in the first place.
Black pepper contains only a small percentage of the crystalline alkaloid piperine.
Using this highly concentrated extract of Bioperine , makes larger quantities of piperine readily available for assimilation, without a long digestive process, and without the necessity of consuming an excess of overly stimulating pepper. Black tea is fermented green tea, and is not considered to be as healthful as green tea. Green tea is steamed to prevent fermentation. Tea does contain some caffeine and other xanthinealkaloids. This enzyme is most active in the liver.