Hey guys and gals. I've finally got water in my tank after 2 1/2 years

Anyway, when I first started my existing tank, I used a shrimp, left if for a couple weeks, ghost fed the tank, took forever, lol.
I read the last poll about starting with straight ammonia and I remembered I have something out in my shop. So I went out and looked. But it has an additive that apparently makes it taste bitter so kids won't drink it. Anyone have any opinions if I should use it or not?
Here is the bottle:
