Caffeine Overload

The Reddit community Dataisbeautiful used to host a "data visualization" battle, in which readers are challenged to work with a new dataset. July 2019's data battle challenges us to visualize the amount of caffeine in different foods. Data provided by the National Center for Biotechnology Information.

Caffeine distribution by class

It's clear that energy drinks contain the most amount of caffeine, on average, than any other category.

Caffeine in the "Hot Drink" class

Looking at the difference in caffeine levels between teas and coffee.

Item by class

This view of the data helps to better show the distribution within each category.