Ok then we have mushroom coffee which again is super healthy you see mushrooms are loaded with antioxidants and are also have and anti cancer effect plus just might help your liver also,and a added benefit is that it can aid in your digestion because of the prebiotics, and one of the more popular brands is Four Sigmatic whats great here is that it has half of the caffeine,plus there are other types like cordyceps mushrooms are good for more energy and then there is Reishi muchrooms which are good for stress,or you can just buy your own mushroom powders and just to your coffee.