Papayas may be very helpful for the prevention of atherosclerosis and diabetic heart disease. Papayas are an excellent source of vitamin C as well as a good source of vitamin E and vitamin A (through their concentration of pro-vitamin A carotenoid phytonutrients), three very powerful antioxidants.
These nutrients help prevent the oxidation of cholesterol. Only when cholesterol becomes oxidized is it able to stick to and build up in blood vessel walls, forming dangerous plaques that can eventually cause heart attacks or strokes. One way in which dietary vitamin E and vitamin C may exert this effect is through their suggested association with a compound called paraoxonase, an enzyme that inhibits LDL cholesterol and HDL cholesterol oxidation
The active ingredient in ginger is gingerol, a compound that's thought to relax blood vessels, stimulate blood flow and relieve pain. It's commonly used as a digestive aid and contains compounds that ease motion sickness and nausea and inhibit vomiting. This makes it a helpful spice for morning sickness or for people suffering from the side effects of chemotherapy