Vitamin C Supplements — SCE Medical Oncology MCQ
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Correct answer: C — No proven anti-cancer benefit; high-dose vitamin C (antioxidant) may theoretically interfere with ROS-generating treatments; discuss all supplements with oncology team
High-dose vitamin C: no RCT evidence of anti-cancer benefit. Theoretical interference with ROS-generating treatments. Oncologists should ask about supplements non-judgementally and review for interactions.
Reference: ESMO Integrative Oncology; Cochrane Review