Think of it as a measure of digestive efficiency. (gymjunkies.com)
Well, just as smaller particle size may improve digestive efficiency and gastrointestinal absorption of nutrients from fruits and vegetables, the same may be true for grains. (nutritionfacts.org)
Dehydration leads to excess body fat, poor muscle tone and size, decreased digestive efficiency and organ function, increased toxicity, joint and muscle soreness, and water retention. (fitnessandpower.com)