Undigested fat can lead to yellow stool that also appears greasy or frothy. Bile salts are essential for the digestion of food and absorption of nutrients. The removal of these salts can result in ...

Mucus isn't the only surprise you're likely to find in baby poop. Frothy baby poop may mean that your baby isn't getting enough full-fat breast milk. (They may also be gassy and fussy.) ...

Here are some of the reasons your baby's poop may be green: "My first had green, frothy poop because I had an oversupply and ...