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.
Beginning July 12, Starbucks is raising its prices in company-owned stores in the United States. The exact price increase will depend on where in the country you're buying coffee, but brewed coffee will cost 10 to 20 cents more and espresso drinks and tea lattes will go up between 10 and 30 cents.