Do kosher beers exist? Does anyone know if kosher beers exist? To be kosher, the beer would have to totally (100%) brewed by Jewish hands? Such wines do exist!
Indeed there are kosher beers 

All unflavored beer with no additives are considered to be kosher, even without certification. Some of the most popular kosher beer companies include:


  Many breweries are coming out with specialty brews that have
  additives; don't assume that all varieties are acceptable - check the
  label.



Coors
Saranac all products
Pete's Brewing all products
Brooklyn Brewery all products



  These beers are generally available where ever beer is sold.


Read more: Kosher Beer (Orthodox Jews)

The following beers from Samuel Adams, The Boston Beer
Company, are Star-K kosher/pareve, even without the Star-K on
the label.


Black Lager
Boston Ale
Boston Lager
Brown Ale
Cherry Wheat
Cranberry Lambic
Cream Stout
Double Bock
Hefeweizen
Holiday Porter
Light October fest
Old Fezziwig
Pale Ale
Spring Ale
Summer Ale
White Ale
Winter Lage