On most lists of products containing estrogen, animal products like milk and beef are at the very bottom. Milk, for example, is said to provide 1.2 micrograms of estrogen per 100 grams.
Depends on where you go to get your fix. Starbucks Cold Brew (in stores nationwide since May 2015) and Dunkin' Donuts Cold Brew (in stores nationwide since August 2016) retail for different prices. Cost: Roughly $0.20 per ounce. $3.25 for a grande (16 fluid ounces) according to Starbucks.
Cold brew coffee is coffee that is ground and then allow to steep in the refrigerator for about 10 to 12 hours. The coffee is separated from the beans, and it is served. This way you can reheat the coffee to serve it hot, or it makes spectacular iced coffee.