oz: shagrees. are they right? they are both right. fennel.erful natural die ret thake includes digestion, helps body get rid of waste products, essential for weight loss for that reason. it helps you get rid of the water in your body, shed sodium, potassium, things you don't want too much of. right dose is one teaspoon after each meal to aid digestion. our score is 2-1, wantia slim lead over geraldine but geraldine is confident. crawling back from behind. next cat gore is an important one, metabolism boosters to shed fat. here's the first spice. >> it's cumin. native to the mediterranean region, it's been packing a pepry punch for thousands of years. with its slightly bitter yet warm flavor, used in many mexican dishes like traditional sauce. the herb can be yours if the spice is right. dr. oz: and the competing spice is -- >> it's coriander. one of the world's oldest spices, coriander's mediterranean and middle eastern roots can be traced back to 5000 b.c. it's fragrant flavor of citrus, and sage works wonders from soups to spinach. this can