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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
All Titles
Title 21
Chapter I
Part 172
Subpart D - Subpart D—Special Dietary and Nutritional Additives
§ 172.310 - Aluminum nicotinate.
§ 172.315 - Nicotinamide-ascorbic acid complex.
§ 172.320 - Amino acids.
§ 172.325 - Bakers yeast protein.
§ 172.330 - Calcium pantothenate, calcium chloride double salt.
§ 172.335 - D-Pantothenamide.
§ 172.340 - Fish protein isolate.
§ 172.345 - Folic acid (folacin).
§ 172.350 - Fumaric acid and salts of fumaric acid.
§ 172.365 - Kelp.
§ 172.370 - Iron-choline citrate complex.
§ 172.372 - N-Acetyl-L-methionine.
§ 172.375 - Potassium iodide.
§ 172.379 - Vitamin D2.
§ 172.380 - Vitamin D3.
§ 172.381 - Vitamin D2 bakers yeast.
§ 172.382 - Vitamin D2 mushroom powder.
§ 172.385 - Whole fish protein concentrate.
§ 172.395 - Xylitol.
§ 172.399 - Zinc methionine sulfate.
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