You'll be getting plenty of acid from the pineapple And I also toss my vote in for 1/2 tsp per gallon of pectic enzyme, it will never hurt. I also skip the metabisulphite at the beginning, but that one's up to you. some folks always use it, some never do.
"The main ingredient needed is 'time' followed closely by 'patience'." - The Bishop 2013
"Good grief! If someone wanted to murder you, all they would have to do is ship you a 55 gallon barrel of honey and watch you document working yourself to death!" - Vance G
"When you consider that laziness and procrastination are the fundamentals of great mead, it is a miracle that the mazer cup happens." Medsen Fey, 2014