Magnesium Glutamate from Japan
Magnesium glutamate, a magnesium salt of L-glutamic acid, is employed in nutritional supplements for its dual mineral and amino acid benefits. Under HTS 2922.42.5000, it is an 'other' glutamic acid salt, classified with the organic acid per chapter note 3(C)(1).
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6211.3%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide third-party testing for heavy metals; FDA GRAS status documentation
• Pitfall: classifying as pharmaceutical if marketed for medical claims