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73.185 Haematococcus algae meal.

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[Code of Federal Regulations]

[Title 21, Volume 1]

[Revised as of April 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 21CFR73.185]

[Page 347-348]


                        TITLE 21--FOOD AND DRUGS






of Contents


                             Subpart A_Foods


Sec.  73.185  Haematococcus algae meal.

    (a) Identity. (1) The color additive haematococcus algae meal 

consists of the comminuted and dried cells of the alga Haematococcus 


    (2) Haematococcus algae meal may be added to the fish feed only as a 

component of a stabilized color additive mixture. Color additive 

mixtures for

[[Page 348]]

fish feed use made with haematococcus algae meal may contain only those 

diluents that are suitable and are listed in this subpart as safe for 

use in color additive mixtures for coloring foods.

    (b) Specifications. Haematococcus algae meal shall conform to the 

following specifications and shall be free from impurities other than 

those named to the extent that such impurities may be avoided by good 

manufacturing practice:

Physical state, solid.

Lead, not more than 5 parts per million.

Arsenic, not more than 2 parts per million.

Mercury, not more than 1 part per million.

Heavy metals (as Pb), not more than 10 parts per million.

Astaxanthin, not less than 1.5 percent.

    (c) Uses and restrictions. Haematococcus algae meal may be safely 

used in the feed of salmonid fish in accordance with the following 

prescribed conditions:

    (1) The color additive is used to enhance the pink to orange-red 

color of the flesh of salmonid fish.

    (2) The quantity of astaxanthin in finished feed, from haematococcus 

algae meal when used alone or in combination with other astaxanthin 

color additive sources listed in this part 73, shall not exceed 80 

milligrams per kilogram (72 grams per ton) of finished feed.

    (d) Labeling requirements. (1) The labeling of the color additive 

and any premixes prepared therefrom shall bear expiration dates for the 

sealed and open container (established through generally accepted 

stability testing methods), other information required by Sec.  70.25 of 

this chapter, and adequate directions to prepare a final product 

complying with the limitations prescribed in paragraph (c) of this 


    (2) The presence of the color additive in finished fish feed 

prepared according to paragraph (c) of this section shall be declared in 

accordance with Sec.  501.4 of this chapter.

    (3) The presence of the color additive in salmonid fish that have 

been fed feeds containing haematococcus algae meal shall be declared in 

accordance with Sec. Sec.  101.22(b), (c), and (k)(2), and 101.100(a)(2) 

of this chapter.

    (e) Exemption from certification. Certification of this color 

additive is not necessary for the protection of the public health, and 

therefore batches thereof are exempt from the certification requirements 

of section 721(c) of the act.

[65 FR 41584, July 6, 2000]

Additives that reference this regulation:

Source: U.S. Code of Federal Regulations - CFR Title 21, Part 73, Section 185

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