CoffeeSlender instant coffee is used like a regular coffee: you stir the powder in boiling water. CoffeeSLENDER contains the same amount of coffein (approximately 60 mg) as normal instant coffee. CoffeeSLENDER instant coffee is available in portion sticks. Wonderful, aromatic coffee in 1-2-3! CoffeeSlender is a combination of both Arabica and Robusta beans. The beans provide a rich aromatic coffee filled with taste. The active ingredient is obtained from the coffee bean Arabica that is grown in the mountains in South-East Ethiopia.