No CAS number
Is Red algae banned where you sell?
1 market has rules for it. Selling something that contains it? Check it free, no account needed.
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Status
Status by market
Banned, limited, needs a warning, or no rule we know of. US states also follow federal rules, shown in their own row.
For Packaged food and beverages: Conformity: Must meet the conditions of Red algae (21 CFR 184.1121) may be used in food only as the section provides: the specifications, the foods and the limits written in § 184.1121.. In force since 26 Oct 1982.
The section's conditions of use (foods, limits, specifications, labelling) are written in § 184.1121 and are not broken down here. Section text as written: "(b) The ingredient meets the specifications for kelp in the Food Chemicals Codex, 3d Ed. (1981), p. 157, which is incorporated by reference, except that the loss on drying is not more than 20 percent and the maximum allowable level for iodine is 0.05 percent. Copies are available from the National Academy Press, 2101 Constitution Ave. NW., Washington, DC 20418, or available for inspection at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to:".
“§ 184.1121 Red algae. (a) Red algae are seaweeds of the species Gloiopeltis furcata, Porphyra crispata, Porphyra deutata, Porphyra perforata, Porphyra suborbiculata, Porphyra tenera and Rhodymenia palmata. Porphyra and Rhodymenia are harvested principally along the coasts of Japan, Korea, China, Taiwan, and the East and West coasts of the United States. Gloiopeltis is harvested principally in southern Pacific coastal waters.”
We have no rule for it here. Our coverage starts 1 Jan 2025, and this doesn't mean it's allowed.
We have no rule for it here. Our coverage starts 19 Aug 2026, and this doesn't mean it's allowed.
We have no rule for it here. Our coverage starts 13 Nov 2025, and this doesn't mean it's allowed.
We have no rule for it here. Our coverage starts 1 Apr 2026, and this doesn't mean it's allowed.
We have no rule for it here. Our coverage starts 8 Oct 2026, and this doesn't mean it's allowed.
- Status
- Other requirement
- Requirement, dates and source
For Packaged food and beverages: Conformity: Must meet the conditions of Red algae (21 CFR 184.1121) may be used in food only as the section provides: the specifications, the foods and the limits written in § 184.1121.. In force since 26 Oct 1982.
The section's conditions of use (foods, limits, specifications, labelling) are written in § 184.1121 and are not broken down here. Section text as written: "(b) The ingredient meets the specifications for kelp in the Food Chemicals Codex, 3d Ed. (1981), p. 157, which is incorporated by reference, except that the loss on drying is not more than 20 percent and the maximum allowable level for iodine is 0.05 percent. Copies are available from the National Academy Press, 2101 Constitution Ave. NW., Washington, DC 20418, or available for inspection at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to:".
“§ 184.1121 Red algae. (a) Red algae are seaweeds of the species Gloiopeltis furcata, Porphyra crispata, Porphyra deutata, Porphyra perforata, Porphyra suborbiculata, Porphyra tenera and Rhodymenia palmata. Porphyra and Rhodymenia are harvested principally along the coasts of Japan, Korea, China, Taiwan, and the East and West coasts of the United States. Gloiopeltis is harvested principally in southern Pacific coastal waters.”
Parts 172-189 substance sections, 21 CFR 184.1121, Subpart Listing of Specific Substances Affirmed as GRAS · fetched 2026-10-09US National Archives / Office of the Federal Register (eCFR): 21 CFR Part 184 (eCFR, version of 2026-10-07)(opens in a new tab)
- Status
- No known rule
- Requirement, dates and source
We have no rule for it here. Our coverage starts 1 Jan 2025, and this doesn't mean it's allowed.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
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- Not covered
- Requirement, dates and source
We hold no rules for this market.
- Status
- Not covered
- Requirement, dates and source
We hold no rules for this market.
- Status
- No known rule
- Requirement, dates and source
We have no rule for it here. Our coverage starts 19 Aug 2026, and this doesn't mean it's allowed.
- Status
- No known rule
- Requirement, dates and source
We have no rule for it here. Our coverage starts 13 Nov 2025, and this doesn't mean it's allowed.
- Status
- No known rule
- Requirement, dates and source
We have no rule for it here. Our coverage starts 1 Apr 2026, and this doesn't mean it's allowed.
- Status
- No known rule
- Requirement, dates and source
We have no rule for it here. Our coverage starts 8 Oct 2026, and this doesn't mean it's allowed.
California
Prop 65 listing
California's list of chemicals known to cause cancer or reproductive harm.
Not on the Prop 65 list in our data
Not on California's list when we last checked it.
Groups
Group memberships
Groups that name this substance. Markets define groups like PFAS in different ways.
Not named in any group
No group we track names this substance. Groups like PFAS are defined by chemical structure and don't list members, so whether it's in one depends on your product.
Records
Recalls and alerts
Recalls, safety alerts and Prop 65 notices that name Red algae, with a link to the original. A Prop 65 notice is a claim by the sender, not a ruling.
No records in our feeds
No Prop 65 notice, EU Safety Gate alert or CPSC recall has named Red algae since January 2023. Other agencies may still have acted.
See also
Related
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- United States (federal)
When our coverage starts, the laws and the sources.
- Packaged food and beverages
Every rule for this kind of product, in each market.
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