Please choose the correct ending to complete the given sentence: Health: [header] How to be gluten free [title] Educate yourself. [step] Because gluten is contained in many different foods, there is a lot to learn if you want to avoid it. [substeps] Don't confuse " wheat-free " with " gluten-free ".

Ending1: Wheat-free foods contain loads of gluten while non-wheat foods contain more. Look for products containing more than a little bit less gluten. Ending2: Many of these items do not have any dairy in them and, in fact, they even do not have the fiber that gluten-free does. " white " versus wheat-are both very concentrated in the bloodstream that they are still known to contain. Ending3: Wheat is incredibly gluten-free, but most other types of foods have gluten. They're not as concentrated, though, so your food should contain significant amounts of gluten. Ending4: A product labelled " wheat-free " may contain gluten in the form of grains such as rye, barley and oats, each of which contain gluten. In addition, a gluten-free product may contain proteins not suitable for someone who is allergic to wheat.

Answer format: ending1/ending2/ending3/ending4