It's possible they have other products on offer. That was the only one available in store at my local TSC at the time. Check out this list of ingredients..
"Ingredients : Grit, vegetable oil, dried lactobacillus acidophilus fermentation product, dried enterococcus faecium fermentation product, dried pediococcus acidiactici fermentation product, dried lactobacillus brevis fermentation product, and dried lactobacillus plantarum fermentation product."
If you've seen the movie idiocrasy, it wasn't good in particular but makes a good point.. people trying to grow crops with gatoraid essentially.. is
almost the world we live in now.

You know added electrolytes is the only way to hydrate.. what's water for! And of course you can;t digest anything without ADDED probiotics. (which also happen to be added to a lot of feeds, marketing much!)
Sorry for that mini rant..
Rocks.. uhm rock!