However, we have observed a positive association between monthly consumption of Canton‐style herbal tea and oral EBV DNA loads in healthy population.25 In this study, we further validated the association by identifying the positive relationships between consumption of Canton‐style herbal tea and serum VCA‐IgA and EA‐IgA antibodies in NPC patients, especially in older patients, females, those less educated and those with a family history of tumors. This evidence concerns the gene CD79A and nasopharyngeal carcinoma.