Camu camu powder is rich in beta-carotene, which converts to vitamin A in the body and has protective antioxidant effects. It is also a good source of calcium, iron, niacin, phosphorus, riboflavin and thiamin.ow to Enjoy Camu Camu Powder. Camu camu powder has a tangy citrus taste that can easily be mixed with orange juice or other beverages. It can be added to smoothies in small amounts without affecting the flavor.