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.
Fiber & Polyphenols Benefits: 2 for 1 Food Choices. For a double benefit, seek out foods high in polyphenols foods that are also high in fiber. These foods have double benefit! Free Polyphenols Foods List. We encourage you to download a copy of our free Healthy Eating Guide with a high polyphenols foods list right now.