Orange B and Citrus Red No. 2: What Changed

Headlines about FDA “removing” two food dyes can leave an important question unanswered: were these common colors pulled because of a new safety finding, or were outdated permissions being cleared from the rulebook?

For Orange B and Citrus Red No. 2, the 2026 actions centered on discontinued use. Orange B's authorization ended on September 8, 2026. FDA had also proposed revoking Citrus Red No. 2 because agency certification records indicated that its authorized use had been abandoned.

The two actions are related, but they are not identical—and neither should be confused with the separate history of Red No. 3 or the broader debate about synthetic colors.

What Was Orange B?

Orange B was a certified synthetic color additive. Its U.S. authorization was unusually narrow: it could be used only to color the casings or surfaces of frankfurters and sausages, subject to the conditions in the federal regulation.

FDA proposed removing the listing in September 2025 after concluding that industry had abandoned the authorized use. During the public process, the agency received no information that changed that conclusion. It issued a final order in July 2026, and the revocation became effective on September 8, 2026.

That means Orange B is no longer authorized for use as a food color in the United States. This is a legal change, but not evidence that it was widely present immediately before the rule changed. The agency's stated basis was that the permitted use had been abandoned and the regulation was outdated and unnecessary.

What Is Citrus Red No. 2?

Citrus Red No. 2 is another certified synthetic color with a very limited authorized use. The regulation allowed it only on the skins of mature oranges that were not intended or used for processing, with a maximum of 2 parts per million based on the weight of the whole fruit.

The dye was not authorized for orange juice, candy, beverages, or foods generally. Its purpose was to give some mature orange peels a more uniform orange appearance, particularly where growing conditions allowed the fruit to mature while the peel remained greener.

FDA's July 2026 proposal said the agency last certified a batch in 2020 and had received no requests to certify another batch since then. Because a certified color cannot legally be used without batch certification, FDA tentatively concluded that the authorized use had been abandoned and proposed removing the listing.

As of the proposal, that step was not yet a final revocation. FDA said it would review public comments before deciding whether to finalize it. Accurate label guidance should preserve that difference: Orange B's removal took effect; Citrus Red No. 2 was the subject of a proposed removal.

Was This a New Safety Ban?

FDA described both actions as removing obsolete authorizations after concluding, finally for Orange B and tentatively for Citrus Red No. 2, that industry had abandoned the uses.

That is not the same legal or scientific basis as a new finding that current exposure causes harm. The agency's Orange B order followed a retrospective review of a regulation no longer needed in practice. The Citrus Red No. 2 proposal relied on the lack of batch-certification requests since 2020 as evidence that the authorized use was no longer active.

It is reasonable to discuss these dyes within the larger shift away from petroleum-based colors. But saying “FDA banned two commonly used dyes after proving they are dangerous” would misstate both their limited uses and the agency's rationale.

Why Does “Certified Color” Matter?

FDA separates color additives into those subject to batch certification and those exempt from certification. “Exempt” does not mean unregulated; it usually refers to colors derived from sources such as plants, minerals, or animals that do not go through FDA's batch-certification system.

For certified colors, manufacturers submit each batch to FDA. The agency analyzes it against identity and purity requirements before assigning a certification lot number. A color that requires certification cannot legally be used from an uncertified batch.

This detail explains why the Citrus Red No. 2 certification history was meaningful. No requests since 2020 suggested not merely lower demand but an absence of newly certified supply for the authorized food use.

How Certified Colors Appear on Food Labels

FDA requires certified color additives to be declared by their listed names or permitted abbreviations. A familiar example is “FD&C Red No. 40” or “Red 40.” Before its authorization ended, Orange B would have been identified by name rather than hidden under a generic phrase such as “color added.”

Citrus Red No. 2 presents a special case because it was applied to the outside of whole oranges. FDA's longstanding retail policy allowed artificially colored oranges sold from bulk displays to use a visible container label, counter card, or sign instead of an ingredient list on each fruit.

That means label reading has limits. Packaged processed food generally gives you an ingredient statement, while a treatment applied to unpackaged produce may be disclosed at the display. If a specific orange-peel treatment matters to you, check nearby signage or ask the retailer rather than assuming the fruit sticker contains the answer.

Orange B Is Not Orange Food Coloring in General

The name creates an easy misunderstanding. Orange B was one defined additive, not a category covering every orange-colored food.

An orange hue can come from combinations of other certified dyes or from approved colors derived from sources such as paprika, annatto, beta-carotene, beetroot, or fruit and vegetable juices. Those substances have their own identities, specifications, permitted uses, and labeling rules.

Similarly, Citrus Red No. 2 is not the same as Red 40, Red No. 3, or a color naturally present in citrus. A product saying “orange flavor” also tells you nothing by itself about the color system used.

What the 2026 Changes Mean for Shoppers

The practical effect is narrower than the headlines may suggest:

You should not see Orange B in newly compliant U.S. food after its September 8, 2026 effective date.
The Citrus Red No. 2 action was proposed, not final, in the July announcement.
Neither dye was broadly authorized across candy, cereal, drinks, or packaged snacks.
The change does not remove the need to read labels for other certified or certification-exempt colors.

If you want to reduce synthetic colors, compare otherwise similar products and read the whole ingredient statement. Do not assume “natural color” makes the complete food more nutritious, or that removing a dye changes its added sugar, sodium, allergen, or serving-size profile.

A Better Way to Read Food-Dye Headlines

Before reacting to a regulatory announcement, ask four questions:

Was the action final or proposed? A proposal starts a process; an effective final order changes what is legally permitted.
What exact use was authorized? Orange B and Citrus Red No. 2 had highly specific applications.
Why did the agency act? Abandoned use, new safety evidence, and a voluntary company pledge are different rationales.
What would the label say? A named certified color is not interchangeable with “artificial color,” a naturally derived additive, or the color of the food itself.

Our overview of Yellow 5 discusses a different certified dye, while the E-number guide helps compare naming systems across markets. Toxic Scan can help flag a named color in a packaged-food ingredient list, but store signage and regulatory context may still be necessary for produce treatments.

The Bottom Line

FDA revoked Orange B after concluding that its narrowly authorized use on sausage casings had been abandoned; the change took effect September 8, 2026. FDA separately proposed removing Citrus Red No. 2, which had been allowed only on certain mature orange skins, after noting that no batch had been certified since 2020.

These updates remove or may remove outdated permissions. They do not establish that the dyes were common in 2026, and the agency did not present the actions as new findings that ordinary dietary exposure caused harm. The most useful response is to distinguish final from proposed action, read the exact color name, and judge the whole product.

References

U.S. Food and Drug Administration. (2026). “FDA Takes Further Steps to Remove Outdated Authorizations for Color Additives in Food.” FDA. https://www.fda.gov/news-events/press-announcements/fda-takes-further-steps-remove-outdated-authorizations-color-additives-food 2. U.S. Food and Drug Administration. (2026). “Revocation of the Color Additive Listing for Use of Orange B on Casings or Surfaces of Frankfurters and Sausages.” Food Additive and Color Additive Final Rules and Final Orders. https://hfpappexternal.fda.gov/scripts/fdcc/index.cfm?id=91FR46276&set=FinalRules 3. U.S. Food and Drug Administration. (n.d.). “Understanding How the FDA Regulates Color Additives.” FDA. https://www.fda.gov/food/color-additives-information-consumers/understanding-how-fda-regulates-color-additives 4. U.S. Food and Drug Administration. (1980). “CPG Sec. 550.625: Oranges—Artificial Coloring.” FDA. https://www.fda.gov/regulatory-information/search-fda-guidance-documents/cpg-sec-550625-oranges-artificial-coloring 5. U.S. Government Publishing Office. (2026). “Proposal to Revoke the Color Additive Listing for Use of Citrus Red No. 2 on the Skins of Mature Oranges.” Federal Register, 91 FR 46330. https://www.govinfo.gov/content/pkg/FR-2026-07-23/pdf/2026-14909.pdf