Beef liver and spleen capsules have become a common way for Australians to add iron-rich organ meat to their diet without cooking it. The category has grown quickly, and the products in it vary far more than the packaging suggests.
Two tubs sitting side by side can differ by a factor of two in how much iron each capsule delivers, and neither label will tell you that directly. You have to work it out.
This guide sets out what to compare and how to do the arithmetic. It takes about five minutes and it is the difference between choosing on marketing and choosing on numbers.