14 Nov 2019 --- Complementary breast cancer therapies – including garlic, ginger, gingko and turmeric supplements – are likely to cause more harm than good when used to treat skin lesions. This is according to Professor Maria João Cardoso, Head Breast Surgeon at the Champalimaud Cancer Centre and a teacher at the Nova Medical School in Lisbon, Portugal, who spoke at the Advanced Breast Cancer Fifth International Consensus Conference today. She is now calling for major investments in information and education for patients.