You could get their newest kit for as little as $160 with shipping and a set of extras with a bottle.
Get it with a subscription and buying two will get you over the $200 mark for free shipping, it appears.
There are a bit of carbs in the soup mixes you get, and that, coupled with the glycerin drink help with your muscles, but you are in ketosis most of the time, otherwise.
I trust his kit, but you could do something of your own that wouldn't have the same benefits, but would get you most.
Only in America would anyone suggest we need to spend money to lose weight. Nice work if you can get it, I suppose.