Formula 23 is the next evolution within the tattoo lettering process. It is a collaboration based on the common need for both innovation and in the tattoo industry. As it's name implies, Formula 23 has gone through 23 iterations in order to create a superior black tattoo ink designed specifically to enhance the artistry of tattoo lettering and that would meet the level of quality expected by both of its creators; BJ Betts and Intenze Products.