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In recent years , numerous studies have demonstrated the health benefits of polyphenols , and special attention has been paid to their beneficial effects against cardiovascular disease , the leading cause of death in the world today .
 Chemical: polyphenols
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: polyphenols