The answer is that it may have. There are several factors that evidence whether or not your use of talc powder caused or contributed to your development of cancer. For example, how long have you used talc powder, how often you used talc powder, where you used talc powder prior to the onset of your ovarian cancer. Prolonged and frequent use of talc powder for over 5 years in the genital region may result in the development ovarian cancer related to the use of talc powder. If you have a history of prolonged and frequent use of talc powder for over 5 years in the genital region then contact me to conduct an investigation on your behalf and hold the manufacturer of the talc powder accountable.