To provide a chewing evaluation method capable of easily measuring chewing by an easy method without using a special expensive apparatus, together with a chewing determination kit, the chewing determination kit comprises testing food which contains ascorbic acid, an ascorbic acid derivative, and/or ethanol as detection components, and an indicator reacted with the components, based on a fact that there appears a difference in a leaching out state of components for chewing determination depending on a chewing degree when testing food containing the components for chewing determination is used as a factor which is necessary for chewing determination in a wide sense but lacks in the conventional chewing determination method.

 
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