I'm skeptical. People trying them out don't seem to be performing a control experiment to guage their effectiveness — namely, washing without detergent entirely!
I demand a single-blind trial!
(Plus, are you washing with a reduced load, like some people recommend? What are the ecological implications of this?)
From:
no subject
I demand a single-blind trial!
(Plus, are you washing with a reduced load, like some people recommend? What are the ecological implications of this?)