New research highlights: Impact of chronic ingestion of white kidney beans ( Phaseolus vulgaris L. var. Beldia) on small-intestinal disaccharidase activity in Wistar rats.

•Impact of bean exposure on disaccharidase activity in rat jejunum was investigated.•Raw white beans depressed the jejunal maltase and sucrase activities in Wistar rats.•No lectins were found in the blood and feces of rats after 10 days of bean feeding.•White beans may pose a risk to the consumer when eaten raw or undercooked.