no it does not have artificial preservatives.
Fresh fluid milk does not contain preservatives.
Preservatives
Yes, it is a heterogeneous mixture, obtained from a edible alga.
Almost all canned and jar foods contain preservatives. Preservatives help lengthen the shelf-life of foods.
No, meat does not contain gluten.
No, it is a pure (chemical) compound
Some ready-to-eat cereals, some candy bars and some frozen seafoods can contain preservatives.
Some next ting
Yes, as long as it does not contain preservatives like potasium sorbate. Google the unnatural ingredients and see if they are preservatives.
No, Red Bull does not contain any preservatives. It's preserved by pasteurisation.
Yes, they absolutely do contain bht.