If you've read the fine print of USERRA, you probably don't understand all the terms used. The following is a list of definitions for commonly used terms related to USERRA: 1  Attorney General.  Benefit.
Green Foods. Many leafy green vegetables are a leading source of beta-carotene. Spinach and kale are excellent sources, as ODS points out that 1/2 cup provides 230 and 190 percent of the recommended daily amount, respectively. Other leafy green sources include lettuce, turnip greens, cabbage, mustard greens and beet greens.
As much as 50 percent of vitamin A in a typical diet is provided by beta-carotene and other carotenoids. A small number of carotenes, including beta-carotene, are often called provitamin A because they are a precursor to production of vitamin A in the body.The carotenes lycopene, lutein and zeaxanthin cannot be converted into vitamin A, though they provide other health benefits.n fact, one cup of raw carrots contains 9,135 mg of beta-carotene. Since beta-carotene is only one of the many beneficial carotenoids, it is important to eat a wide variety of fresh produce to obtain a full spectrum of these important nutrients into your diet.