The goal of this clinical trial is to learn if tattoos applied with Magic Ink is as safe as commercially available standard tattoo ink for the purpose of radiation in women with breast cancer undergoing radiation treatment. The main questions are:
* Is the Magic Ink as safe as standard tattoo ink * Does Magic Ink continue to function and remain visible for radiation therapists during the treatment Participants will be consented and given a skin assessment. Once enrolled participants will be administered the Magic Ink tattoo instead of the standard tattoo ink in preparation for their radiation treatment. Participants will also complete a survey regarding body image. Skin assessment will occur again after the first week of radiation and at 3 months later. Throughout the radiation therapy the medical physicist will complete surveys about ease of set-up of the equipment.
Participant must have histologically or cytologically confirmed stage 0 ductal carcinoma in situ (DCIS), I, II or III breast cancer and be planning to undergo radiation therapy (RT) after surgery
Participants must be 18 years of age or older
Participant must be able to understand a written informed consent document and be willing to sign it
Participant must be assigned female at birth
Participants who have received prior radiation treatment to the affected breast.
Participants with a history of allergic reaction or hypersensitivity attributed to any tattoo ink
Participants with active chronic skin diseases such as psoriasis. Participants with inactive or controlled skin diseases are eligible for this study
Participants that are pregnant or breastfeeding. If a participant wishes to participate in this study, breastfeeding should be discontinued