Flatulence science, as Chang explains it, works like this: Beans contain sugars called raffinose oligosaccharides, which cannot be broken down by human enzymes.

Chickpeas, a popular legume, can cause digestive issues for some. This is due to oligosaccharides, antinutrients, high fibre content, or improper cooking. Soaking and thoroughly cooking chickpeas ...

Raffinose Family Oligosaccharides (RFOs): A group of carbohydrates, including raffinose, stachyose and verbascose, involved in stress tolerance, seed vigour and energy provision during germination.

Flatulence science, as Chang explains it: Beans contain sugars called raffinose oligosaccharides, which cannot be broken down by human enzymes.

It is common for most people to experience gas or bloating after eating beans. Beans belong to the legume family called Fabaceae and come in several varieties. While they are rich in protein, fibre, ...

More information: Pea-Derived Raffinose-Family Oligosaccharides as a Novel Ingredient to Accelerate Sour Beer Production, Journal of Agricultural and Food Chemistry (2025). DOI: 10.1021/acs.jafc ...