For decades, Life Extension has been formulating research-based products that help to optimize your body's ability to deal with the effects of aging, stress and other factors that negatively impact your health. Their Optimized Broccoli and Cruciferous Blend combines several well-researched compounds that increase your capacity to detoxify and optimize estrogen levels.
I3C and DIM: they steer your internal pathways to metabolize estrogens in a way that's safer for your tissues
Broccoli, watercress and cabbage extracts: these beneficial compounds go through a process in the body, by which they increase your liver’s ability to detoxify and increase glutathione levels
Rosemary extract: a potent antioxidant that also steers your estrogens in the right way
For more information, here is an article with references:
Life Extension Optimized Broccoli and Cruciferous Blend is available at Lifeway Health.