“Indole-3-carbinol” also helps with blocking conversion of free testosterone into estrogen.
Eat your broccoli and other cruciferous vegetables if you’re a male.
https://provita-nutrition.ca/blogs/blog/i3c-good-for-testosterone
Among other things ... horseradish, collards, cabbage, brussels sprouts, broccoli, bok choy, turnips & turnip greens, wasabi ...
Some of my favorites!