Are you tired of forgetting whether you should add creatine or cinnamon to your kale smoothie? Do you worry that the milk thistle you’ve rubbed on your genitals isn’t helping? The “Snake Oil?” graphic at informationisbeautiful.net can help you out–it provides a graphical overview of 166 different health supplements and arranges them according to how much evidence there is that they actually work.
If you want to play with the data, try the interactive version. For those of you who want to fact check the graphic, the two men behind the graphic have made public a spreadsheet (via Google Docs) that lists all their data sources.