They contain at least eighteen amino acids, more iron than spinach and more beta carotene than carrots. In addition, research has shown that the goji berry is loaded with age defying, disease preventing antioxidants. Its potency value is far higher than blueberries, pomegranates, oranges, or raspberries, all of which are powerful antioxidants themselves. It incredibly high in iron, goji berries are exceptionally nutrient rich. They are especially high in Vitamins A, C, E, B1, B2 and B6, and contain considerably more Vitamin C than an orange.