â¢ Lychee average yields range from 600 pounds per acre in an âoffâ year to 10,000 pounds per acre in a heavy-bearing year (economic average is 5,000 pounds per acre). With a pack-out of 70 percent and a price of $3 per pound, income from an acre of lychee averages approximately $10,000 (3).
Generally foods contain complex mixtures of polyphenols. According to a 2005 review on polyphenols: The most important food sources are commodities widely consumed in large quantities such as fruit and vegetables, green tea, black tea, red wine, coffee, chocolate, olives, and extra virgin olive oil.
Polyphenols are plant chemicals rich in antioxidants, which can reduce inflammation in the body and promote heart health. Watch nutritionist Janet Brill, PhD/RD, discuss the benefits of polyphenols, and how they are found in wine and chocolate.olyphenols are a group of antioxidant compounds derived from plants -- notably found in coffee -- that can protect our cells and reduce inflammation in the body.