The d-xylose absorption test is useful in the diagnosis of tropical and idiopathic sprue, 1–4 but results are variable in other disorders and in elderly persons without intestinal disease. 5,6 ...

Biopharmaceuticals, medium- and high-molecular weight biologically active macromolecules, are not easily absorbed by the small intestine, the main organ responsible for gastrointestinal absorption, ...

An exciting new study has examined how bacteria in the small intestine help digest and absorb high-fat foods. The novel research suggests that in the future we could potentially combat obesity by ...

The present study reports the successful management, nutritional requirements and absorptive capacity in a seventeen-year-old boy who has to date survived for more than two years since massive ...

A researcher at Midwestern University led a new study showing that Western diets, high in fat and simple sugar, promote the growth of bacteria in the small intestine that increase fat digestion and ...

Millions of Americans reach for Vitamin B12 supplements every day, hoping for more energy, sharper focus, and better overall ...

Short bowel syndrome (SBS) affects how well the small intestine absorbs nutrients. Surgery, medications, and nutritional support are all part of a comprehensive treatment plan for this condition. SBS ...

A new study -- one of a few to concentrate on microbes in the upper gastrointestinal tract -- shows how the typical calorie-dense western diet can induce expansion of microbes that promote the ...

Although the vast majority of research on the gut microbiome has focused on bacteria in the large intestine, a new study--one of a few to concentrate on microbes in the upper gastrointestinal ...