Now that you know the steps to nutrient uptake synogut in the gut, you should feel more knowledgeable about your body. Even though it is hard to know everything that goes on in your body, knowing how your body digests food is always a good place to start. Even though nutrient uptake in the gut is a little different for every kind of food group, you now know the general steps in the process. Uptake begins in the mouth, with most of the process happening in the stomach. After the molecules have been broken down in the stomach, they are transported to the gut where uptake occurs. The gut is a complicated part of the body, so it's always a good idea to learn more about it.