Apparatus and methods are provided for partitioning a gastro-intestinal lumen by intraluminally reducing a local cross-sectional area thereof. The apparatus comprises a plurality of anchors adapted for intraluminal penetration into a wall of the gastro-intestinal lumen to prevent migration or dislodgement of the apparatus, and a partition, which may include a drawstring or a toroidal balloon, coupled to the plurality of anchors to provide a local reduction in the cross-sectional area of the gastro-intestinal lumen.

 
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> Compositions and methods containing natural compounds from nonconventional sources that are useful in maintaining normal blood sugar levels

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