Don't know what you're talking about. As an American, I have one in my fridge. And I carry one to work. To add to my lunch, my coffee, of the sun is too hot and might burn my skin...

My family of 4 goes through that much in about 6 months.

To be fair, it's a bulk club; they're designed to service businesses, but price-wise to value we go through that much in a year and they have great expiration dates. My pantry exceeds the stock of a small European market :)

The bigger a container I buy, fewer resources are wasted on packaging and transport