Dietary restrictions for fecal occult blood testing apply to the period prior to the collection as well as the day of collection.

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Because the gastrointestinal system is constantly working to process the food we ingest, the dietary restrictions for fecal occult blood testing apply to a period of time (specified by the manufacturer) prior to the collection as well as the days of collection.

Dietary Restrictions for Fecal Occult Blood Testing Apply to the Period