Coconut milk works well if you have a wand blender or other froth-making device.
But if the coffee is good enough quality I don't really need cream. A touch of cinnamon, vanilla, or stevia will take the edge off. There's a puzzling café near my home that has top-notch single source coffee but a condiment counter with mystery "lightener" as the only option.
Lots of: urban hiking, cycling, sprinting
Lots of: fresh meat, seafood, eggs, organs, tubers, starch fruits, vegetables, meat fat, dairy fat, oil fruits
Some: cured meat, dairy protein, sweet fruits, rice, pulses, tree nuts, oil seeds
Minimal: soy, refined proteins, sugar, liquid carbohydrate, grains, refined oils, peanuts