Food Sources. Lutein and zeaxanthin are found together in many food sources. Dark green leafy vegetables are the primary source of lutein and zeaxanthin, but they are also present in lesser amounts in other colorful fruits and vegetables, such as broccoli, orange peppers, corn, peas, persimmons and tangerines.ark green leafy vegetables are the primary source of lutein and zeaxanthin, but they are also present in lesser amounts in other colorful fruits and vegetables, such as broccoli, orange peppers, corn, peas, persimmons and tangerines.
The land rises into the Ennedi and Wadai plateaus along the eastern border with Sudan, where elevations reach near 2000 ft (609 m). In the south, the forested land is nourished by the Chari and Logone Rivers. During the monsoon rains, Lake Chad often overflows, causing floods in the lowland depression of the south. The highest point of Chad is Emi Koussi, which rises 11,204 ft (3,415 m); the lowest point of the country is the Djourab Depression at 524 ft (160 m). 1  Landforms of Africa.
Mount Issa or Djebel AÃ¯ssa ( Arabic : Ø¬Ø¨Ù Ø¹ÙØ³Ù ââ) is a 2,236 m high mountain in western Algeria . It is part of the Ksour Range of the Saharan Atlas , within the larger Atlas Mountain System . Mount Issa is located in the NaÃ¢ma Province and is one of the main summits of the mountains of the Saharan Atlas. The Djebel Aissa National Park is a protected area within the area of the mountain since 2003. See also List o