I soak shrimp in a mix of vitachem and garlic. I let it sit for an hour or more and then freeze.
The shrimp very noticeably changes colour, and the left over liquid from soaking I just poor into the sump of my P tank, makes them go nuts for an hour or two lol
The shrimp very noticeably changes colour, and the left over liquid from soaking I just poor into the sump of my P tank, makes them go nuts for an hour or two lol