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  1. xmlmplus_topics_2025-07-12.xml 
    https://medlineplus.gov/xml/mplus_topics_2025-07-12.xml
    ... Coffee beans</li> <li>Tea leaves</li> <li>Kola nuts, which are used to flavor soft drink colas</ ... reference><see-reference >Milk Allergy</see-reference><see-reference >Nut Allergy</see-reference><see-reference >Peanut Allergy</see- ...
  2. Caffeine 
    https://medlineplus.gov/caffeine.html
    ... than 60 plants including: Coffee beans Tea leaves Kola nuts, which are used to flavor soft drink colas ...