What are the differences between the 1Zpresso Q2, JX, JX-pro, K-plus and JE-plus? Which models are suitable for espresso and pour-over?
Where does caffeine come from?
This is what the Flemish Institute for Healthy Living (VIGL) has to say about caffeine: Caffeine is a substance that has a stimulating effect on the central nervous system. In small amounts caffeine can: have a positive effect on concentration and performance, elevate the attention span, alertness and motivation, and...