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Can progesterone cause cancer?

Best Answers

Many people, including regulatory agencies and members of the medical community, make the mistake of thinking that progesterone and synthetic progestins have the same potential for adverse effects. This erroneous thinking is the root of women’s concerns that progesterone causes cancer. read more

However, when breast cancer cells have working progesterone receptors, and there is sufficient progesterone available, progesterone will slow down estrogen fueled growth and division of these cells. The late John Lee, MD, author of What Your Doctor May Not Tell You About Breast Cancer, was on to this years ago. read more

Natural progesterone is very useful to balance excess estrogen which can be a major risk for breast cancer. Natural progesterone is also different from estrogen in that your body can use it as a precursor or starting material to make other hormones such as adrenal hormones. read more

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