Viral claim: ancient hunter-gatherers ate 100-150g fiber daily vs. 15g for Americans

A Reddit r/todayilearned post claims ancient hunter-gatherers ate 100g-150g of fiber a day, versus about 15g for the average American, and that 90-95% of Americans miss fiber recommendations. The items give no source for these figures.

Timeline

1. 13 Oct, 17:50 UTCUnsourced fiber figures shared on Reddit

Top sources

• TIL that ancient hunter-gatherer populations consumed between 100g-150g of fiber per day, contrasting with the 15g of fiber the average American adult consumes daily. Between 90-95% of Americans fail to meet daily fiber recommendations.r/todayilearned