21 CFR 172.399 - Zinc methionine sulfate.

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§ 172.399 Zinc methionine sulfate.

Zinc methionine sulfate, CAS Reg. No. 56329-42-1, may be safely used in accordance with the following prescribed conditions:

(a) The additive is the product of the reaction between equimolar amounts of zinc sulfate and DL-methionine in purified water.

(b) The additive meets the following specifications:

Zinc content - 19 to 22 percent.
C5H11NO2S “DL-methionine” - 46 to 50 percent.
Cadmium - not more than 0.05 part per million.

(c) The additive is used in tablet form as a source of dietary zinc.

[46 FR 58297, Dec. 1, 1981]

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United States Code

Title 21 published on 2015-04-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 21 CFR Part 172 after this date.

  • 2015-10-28; vol. 80 # 208 - Wednesday, October 28, 2015
    1. 80 FR 65978 - Grocery Manufacturers Association; Filing of Food Additive Petition
      GPO FDSys XML | Text
      DEPARTMENT OF HEALTH AND HUMAN SERVICES, Food and Drug Administration
      Notice of petition.
      This food additive petition was filed on October 1, 2015. Submit either electronic or written comments on the petitioner's environmental assessment by November 27, 2015.
      21 CFR Part 172