Patients must be deemed able to comply with the treatment plan and follow-up schedule Patients who are able to comply with the protocol follow-up schedule Patients must be deemed able to comply with the treatment plan and follow-up schedule Must be able to comply with the treatment plan and follow-up schedule Patients who, in the opinion of the investigator, are unable or unlikely to comply with the dosing schedule and study evaluations Willingness to give consent and comply with all study-related evaluations and treatment schedule; and Ability to comply with the treatment schedule Patients who, in the opinion of the investigator, are unable or unlikely to comply with the dosing schedule and study evaluations Ability and willingness to obtain all required scans per study schedule Any other condition (e.g. psychiatric disorder) that, in the opinion of the Investigator, may interfere with the patient's ability to comply with the study requirements or visit schedule Able to comply with the treatment schedule Willing to comply with proposed visit and treatment schedule Ability to comply with the treatment schedule Able to comply with the treatment schedule Patient is unable or unwilling to provide written informed consent or comply with follow-up schedule Willingness to follow the requirements of the intravenous ascorbic acid program schedule Inability to give consent or adhere to follow-up schedule Willing and able to comply with follow-up schedule Clinical history, current alcohol (ethanol), or illicit drug use which, in the judgment of the investigator, will interfere with the subject's ability to comply with the dosing schedule and protocol-specified evaluations. Subjects who, in the opinion of the investigator, are unable or unlikely to comply with the dosing schedule and study evaluations Willing and able to give written informed consent and comply with study visit schedule Patients must comply with the treatment plan and follow-up schedule. Willing and able to give written informed consent and comply with study visit schedule. Willingness to follow study visit schedule, pregnancy precautions and other protocol requirements. Unable to comply with lab appointments schedule and PRO assessments Willing to schedule definitive resection of DCIS 2-5 weeks after study enrollment Inability to provide informed consent or to comply with the schedule of office and treatment visits Able to comply with the treatment schedule Unable to comply with the study follow-up schedule Subjects unable or unwilling to comply with the study visit schedule and requirements of the study Willing to give consent and comply with study-related evaluation and treatment schedule; and Willing and able to comply with post-operative treatment protocol and follow-up visit schedule. Able to comply with study visit schedule and assessments. Patient is unwilling or unable to comply with the follow-up schedule Must be able and willing to comply with the study visit schedule and study procedures. Unable to commit to intervention schedule (6 weekly group meetings) Chemotherapy treatment schedule < 12 weeks Able to commit to a long term follow-up schedule Patients must be deemed able to comply with the treatment plan and follow-up schedule Unwilling or unable to comply with the follow-up schedule Cannot commit to the intervention schedule Willing and able to schedule mastectomy 4 weeks (+/- 7days) following start of study agent Subjects unable or unwilling to comply with the study visit schedule and requirements of the study Inability to commit to the intervention schedule Patients who are not planning to adhere to the required follow up schedule as outlined in this protocol Patient is not likely to comply with the follow-up evaluation schedule Patients who are not planning to adhere to the required follow up schedule as outlined in this protocol Patient is not likely to comply with the follow-up evaluation schedule