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House Energy and Commerce Committee launches an inquiry into DMAA-containing supplements sold at GNC.
May 8, 2013
1 Min Read
The House Energy and Commerce Committee is launching an inquiry into a potentially dangerous stimulant used in dietary supplements sold by General Nutrition Centers (GNC).
Top lawmakers on the committee sent a series of letters May 8 to federal regulators, GNC and USPlabs, maker of a dietary supplement known as Jack3d.
The powder is marketed as a workout enhancer and contains dimethylamylamine, a synthetic drug linked to several deaths.
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