Cud Cud Cud is a portion of food that returns from a ruminant's stomach to the mouth to be chewed for the second time. More accurately, it is a bolus of semi-degraded food regurgitated from the reticulorumen of a ruminant. Cud is produced during the physical digestive process of rumination. The idiomatic expression "chewing one's cud" means "meditating" or "pondering"; similar expressions such as "he chewed that over for a bit", or "chew on that!" likely have the same derivation. The alimentary canal of ruminants, such as cattle, goats, sheep, alpacas, and antelope, are unable to produce the enzymes required to
Functional chewing gum Functional chewing gum Functional chewing gum is the name given to types of chewing gum which impart some practical function instead of, or in addition to, the usual enjoyment provided by a traditional chewing gum as a confectionery product. Examples of this include nicotine gum which is used to aid smoking cessation & so-called Think Gum which designers say they believe may enhance mental functioning. It could be argued that most gum (at least the mint varieties) provides some function in that they can improve bad breath, but such an effect is so widespread that the term 'functional' is almost