In the six months we've been long-term testing the Vitamix 5200 it has performed beautifully. We have seen a couple complaints about a black residue forming on the inside of the jar, but we've been unable to recreate it ourselves. We're still waiting to hear back from Vitamix about the issue, but we stand by our pick because it's come recommended by so many experts. [Best Blender]
October 28, 2014
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