http://www.bikeforums.net/showthread.php?t=382909
I don't think there is such a grease. . . certainly not suitable for a bike's purpose.
Plus, whatever potential product out there . . . would come in a
plastic tub.
Bicycles are not environmentally friendly, let's face it. Less toxis than a car, but they're not this shangri-la some people make them out to be.