"Ruff*ge" is an archaic spelling of "roughage," which refers to the indigestible parts of plant-based foods, like fiber, that promote healthy digestion and bowel function.
Here's a more detailed explanation:
Definition: Roughage, or dietary fiber, is the part of plant foods that the human body cannot digest.
Function: It adds bulk to the stool, which helps to prevent constipation and promotes regular bowel movements.
Sources: Good sources of roughage include whole grains, fruits, vegetables, beans, nuts, and seeds.
Synonym: Roughage is often referred to as fiber.
Archaic Spelling: "Ruff*ge" is an older, less common spelling of "roughage".