Dark brown stools in adults are normal.
Infant stool color should be golden yellow under normal circumstances, while adult stool can be yellowish brown, dark brown, yellowish brown, etc. Adult stool color can be affected by diet, for example, those who consume too much meat may have dark brown stool, those who consume too much green leafy vegetables may have dark green stool, and those who consume dragon fruits, watermelon, and tomatoes may have red stool in a short period of time.
Grayish-white stools can be seen in patients taking barium sulfate, gentamycin and cholestatic jaundice, bloody stools can be seen in anal fissure, hemorrhoids and rectal cancer, jam-like stools can be seen in intussusception, amebic dysentery, etc., and tarry stools can be seen in patients taking activated charcoal, iron, etc. and upper gastrointestinal bleeding.
Patients who have other questions about the color of the stool can go to the gastroenterology department of the regular hospital for detailed consultation.