Relative to epinephrine, which is produced and stored primarily in the adrenal glands, norepinephrine is stored in small amounts in adrenal tissue. Its major site of storage and release are the neurons of the sympathetic nervous system (a branch of the autonomic nervous system).
Fruits with high levels of polyphenols include black chokeberries, black elderberries, strawberries, red raspberries, blueberries, plums, and black currants. Cocoa powder, dark chocolate, coffee, tea, and flaxseed meal are also high in polyphenols.
Uses For Polyphenol Nutrients. Optimal Health: Flavonoids and phenolic compounds from a unique blend of. olive fruit, grape seed, pomegranate, green tea, quercetin and blueberry offer. powerful protection for vascular, nerve, prostate and immune cell function.