[scriptkiddy]

Yep, I've made my own juice before as well. For me, I buy the pre-made juices most of the time because of the general convenience.

[tlarkworthy]

I find going down the store the inconvenience, hence the step up to 1 litre quantities. Lasts months.

Also since moving to Germany regulations force u to mix the flavour yourself, so the labour for flavour is greater.