I get through loads of it, I usually buy 168 tablets at a time on eBay but there aren't any on there at the moment and I'm desperate. I favour the crystal rain/white lily flavour and want tablets, not powder or liquitabs. The last pack of 168 I bought through eBay was £23.99 with free postage.
I'm searching online but thought I'd ask in case anyone knew of a secret cheap supplier 