Red 3 Has Four Months Left in U.S. Food: What to Check

WASHINGTON - As of September 13, 2026, the FDA has revoked authorization for FD&C Red No. 3 (erythrosine) in food and ingested drugs under the Delaney Clause. Food and dietary supplement makers must comply by January 15, 2027, while ingested drug reformulations must conclude by January 18, 2028.

Key takeaways:

• The FDA revoked authorization for FD&C Red No. 3 under the Delaney Clause, setting food and supplement compliance for January 15, 2027, and ingested drug compliance for January 18, 2028.
• Unlike voluntary industry pledges for other synthetic colors, this decision is a legally binding federal revocation triggered by high-dose animal studies.
• State laws, led by the California Food Safety Act (effective January 1, 2027), mirror these timelines, while New York has pending legislation.
• Shoppers can spot the dye on current labels as 'FD&C Red No. 3', 'Red 3', 'erythrosine', or 'E 127' on imported goods.

What happened

On January 15, 2025, the FDA officially revoked the authorization of FD&C Red No. 3 in food and ingested drugs. The regulatory decision resolved a formal color additive petition submitted in 2022 by public interest and consumer safety organizations. The petition requested the removal of the dye based on statutory requirements under the Delaney Clause of the Federal Food, Drug, and Cosmetic Act.

Following that initial rule, the agency published guidance on July 14, 2025, titled 'FDA Encourages Food Manufacturers to Accelerate Phasing Out Use of FD&C Red No. 3 in Foods Ahead of 2027 Deadline.' In that update, the agency reinforced the firm phase-out schedule: food and dietary supplement manufacturers must stop using the color additive by January 15, 2027, and drug manufacturers must finish reformulating ingested medications by January 18, 2028.

While the agency noted that human dietary exposure remains low and the specific biological mechanism seen in rodents does not directly reflect typical human risk, the Delaney Clause leaves regulators no legal discretion once an ingested additive is shown to cause cancer in laboratory animals. Biochemical details of this synthetic xanthene colorant are cataloged in the PubChem Compound database.

What changed and why did the FDA act?

This ruling marks a critical legal distinction between mandatory federal prohibitions and non-binding voluntary transition targets. The revocation of FD&C Red No. 3 is a hard, legally enforceable regulatory ban enacted under the strict statutory requirements of the Delaney Clause. In contrast, the six other synthetic food dyes on the market remain legally authorized, subject only to voluntary end-of-2027 phase-out targets encouraged by regulators and consumer campaigns. For more context on voluntary timelines, see our report on how the FDA dye tracker now says end of 2027: who's done.

The scientific foundation for the Red 3 revocation rests on laboratory toxicology studies where male rats exposed to high dietary levels of erythrosine, often reaching 4 percent of their total daily diet, developed thyroid follicular cell adenomas and carcinomas. Even though the FDA maintained that the thyroid tumor mechanism in rodents occurs through secondary hormonal disruptions not observed in humans at typical intake levels, the statutory text mandated revocation. Recent experimental studies documented in PubMed research on hepatic biomarkers and histopathology continue to examine biological responses to synthetic red colorants in rodent models.

The regulatory shift also intersects with state actions. California passed AB 418, known as the California Food Safety Act, which bans the manufacture, distribution, and sale of foods containing Red No. 3 starting January 1, 2027. New York has introduced similar pending legislation. As brands reformulate to comply with state and federal deadlines, some face broader supply adjustments across replacement ingredients, as explored in the dye swap has a supply problem: natural colors.

Who is affected across food and drug products?

The revocation applies broadly across conventional foods, dietary supplements, and ingested pharmaceuticals. Historically, FD&C Red No. 3 has provided a bright, stable cherry-pink hue across several pantry and snack categories, including:

• Seasonal candy, candy corn, and hard confectionery
• Cake decorations, piping gels, and commercial cupcake frostings
• Maraschino cherries and canned fruit cocktail mixes
• Frozen desserts, novelty ice pops, and baked goods
• Ingested dietary supplements, cough syrups, and liquid medications

The FDA's pledge tracker (updated September 10, 2026) shows many major brands reporting completed dye reformulations well ahead of the target date. However, smaller processors, specialty confectioners, and pharmaceutical manufacturers are still working through technical reformulation steps to identify stable, heat-resistant natural replacements. In dental applications, clinical trials such as a randomized crossover trial in PubMed have evaluated alternative agents to replace erythrosine in plaque-disclosing preparations.

Internationally, the regulatory landscape remains distinct. In the European Union, erythrosine is identified as E 127, where regulators established an Acceptable Daily Intake (ADI) of 0.1 mg per kg of body weight per day and restricted its use strictly to cocktail cherries and candied cherries. The United Kingdom similarly maintains narrow authorizations. The U.S. action brings domestic food rules into closer alignment with European restrictions on this specific synthetic color.

What it means for shoppers on store shelves?

For everyday consumers, the most noticeable changes will occur on ingredient panels and seasonal shelves. As manufacturers transition to alternative colorants like beet juice, anthocyanins, or other authorized dyes, ingredient declarations will change. When reading product packages, shoppers can look for these common designations:

• 'FD&C Red No. 3'
• 'Red 3'
• 'Erythrosine'
• 'E 127' (found on imported specialty goods)

During seasonal shopping periods, such as Halloween, shoppers will still encounter Red No. 3 on some store shelves. Because the January 15, 2027 deadline governs manufacturing and formulation, foods produced before the cutoff may remain in commercial distribution channels. The FDA has not issued a retroactive shelf-clearance rule requiring the disposal of previously manufactured inventory.

For parents and shoppers looking to avoid the additive immediately, reviewing the ingredient list on bright red and pink frostings, seasonal candies, and fruit cocktail cans remains the most reliable strategy. Keep in mind that available research cannot establish individualized health risks for every consumer, and observational data on dietary patterns cannot isolate every additive variable.

The background

FD&C Red No. 3 is a synthetic, coal-tar-derived xanthene dye that has been used in consumer products for over a century. In 1990, the FDA partially restricted the substance by banning its use in cosmetics and externally applied drugs after animal trials linked high-dose exposure to thyroid follicular cell adenomas and carcinomas in male rats. At that time, the agency intended to pursue a ban on food uses, but regulatory and procedural delays left its authorization in foods and ingested drugs intact for decades.

In late 2022, a coalition of public health advocates filed a formal petition citing the 1990 animal findings and invoking the Delaney Clause. The Delaney Clause, established in the Food Additives Amendment of 1958, provides a strict standard: no additive may be deemed safe if it is found to induce cancer when ingested by humans or animals. Because the historical rodent data met this standard, the FDA concluded its review on January 15, 2025, by publishing the final rule to revoke authorization.

By July 14, 2025, the agency published guidance encouraging accelerated phase-outs, establishing the dual 2027 and 2028 deadlines. The extended runway for pharmaceutical companies accounts for the complex stability testing and regulatory approvals required when altering color additives in prescription and over-the-counter medications.

What to watch next

As the January 1, 2027 California enforcement date and the January 15, 2027 federal deadline approach, market watchers should monitor several key milestones:

• January 1, 2027: California AB 418 takes effect, prohibiting retail sales of food containing Red No. 3 within the state.
• January 15, 2027: FDA federal compliance deadline for all food and dietary supplement manufacturing.
• State legislative progress: Monitoring the status of pending food chemical legislation in New York and other states.
• January 18, 2028: FDA federal compliance deadline for ingested drug reformulations.

Consumers should expect continued ingredient list updates across bakery and candy aisles as brands complete their dye transitions.