Why Can't Human Beings Digest Cellulose?
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6 min read
The average person consumes approximately 15 grams of fiber, including cellulose, per day, yet it passes through our system largely untouched. We can easily digest starch, another plant carbohydrate, but why can't human beings digest cellulose, the most abundant organic polymer on Earth?. The answer is rooted in our evolutionary history and the specific enzymes our bodies produce.
