Cellulose is a fiber found in fruits, vegetables, and other plant foods as part of a plant's cell walls. It's found in tree bark and a plant's leaves. When you eat plant foods, you are consuming cellulose.

Where cellulose is found?

Cellulose is a substance found in the cell walls of plants. Although cellulose is not a component of the human body, it is nevertheless the most abundant organic macromolecule on Earth.

Where is most cellulose found?

1 Cellulose. Cellulose is the most abundant biopolymer, as it comprises the major structural component of the cell walls of lower and higher plants. We find high cellulose contents in stalks and stems and in other woody parts of plants.