GRAS Regulations in the United States: What Food Ingredient Suppliers Should Know
The Generally Recognized as Safe (GRAS) framework is an important part of food ingredient regulation in the United States. It allows certain substances to be used in food without undergoing the standard premarket food-additive approval process, provided their safety is generally recognized among qualified experts under the intended conditions of use.
For food ingredient suppliers, GRAS status can influence product development, regulatory documentation, customer qualification and access to the U.S. market. However, the framework is evolving. On August 11, 2026, the U.S. Food and Drug Administration (FDA) published a proposed rule that would require GRAS notifications for certain uses of substances in human and animal food. The proposal could significantly change how suppliers document and communicate ingredient safety. FDA — Proposed GRAS Rule. (fda.gov)
What Does GRAS Mean?
GRAS stands for Generally Recognized as Safe. Under the Federal Food, Drug, and Cosmetic Act, substances intentionally added to food are generally subject to food-additive requirements unless an applicable exemption applies.
A substance may qualify as GRAS when qualified experts generally recognize it as safe under the specific conditions of its intended use. The determination must be supported by appropriate evidence and cannot be based simply on a supplier's opinion that an ingredient is safe.
Under the existing framework, GRAS status can be established through two principal routes:
Scientific procedures: Safety is supported by scientific evidence, including relevant published information and accepted scientific methods.
Common use in food before 1958: The determination is supported by a substantial history of food use before January 1, 1958, subject to applicable regulatory requirements.
The scientific evidence required for a scientific-procedures GRAS conclusion is comparable in quantity and quality to that required for food-additive approval. 21 CFR §170.30. (law.cornell.edu)
How the Current GRAS Notification System Works
Under the existing FDA framework, companies may submit a GRAS notice explaining why a substance's intended use qualifies as GRAS. However, notification has historically been voluntary for companies relying on an independent GRAS conclusion.
When FDA receives a notice, it evaluates the submitted information. Depending on its review, the agency may issue a response stating that it has no questions about the notifier's conclusion, or it may identify concerns about whether the substance qualifies as GRAS.
A “no questions” response should not be confused with formal food-additive approval. It indicates that, based on the information reviewed, FDA has no questions at that time regarding the notifier's GRAS conclusion.
Companies can also reach an independent GRAS conclusion without submitting a notice under the existing framework. Nevertheless, they remain responsible for ensuring that the determination is legally and scientifically supportable.
Suppliers should therefore distinguish between a substance that is the subject of an FDA-reviewed GRAS notice and one supported by a company's independent assessment. These are not identical regulatory situations. FDA — GRAS Regulatory Guidance. (fda.gov)
FDA's Proposed Mandatory GRAS Notification Rule in 2026
The FDA published its proposed rule, Substances Generally Recognized as Safe, on August 11, 2026, under Docket No. FDA-2025-N-3262. The proposal would revise regulations in 21 CFR Parts 170 and 570 and require notification for certain GRAS uses in human and animal food.
The public-comment deadline is December 9, 2026. As of October 19, 2026, the measure is a proposal, not a final rule. The existing voluntary notification framework therefore remains in place unless and until the requirements change through a final rule or other applicable legal action. Federal Register — Proposed GRAS Rule. (thefederalregister.org)
What Could Change?
If finalised as proposed, the rule would require companies to submit GRAS notices for covered uses rather than relying solely on the current voluntary notification system.
The proposal is intended to improve transparency and give FDA greater visibility into substances entering the food supply. It also outlines procedures for notifying the agency about existing substances that have been marketed based on independent GRAS determinations, subject to the proposal's terms and exceptions.
The proposed framework would not mean that every GRAS ingredient receives formal premarket food-additive approval. Instead, it would introduce notification obligations for covered uses while retaining the legal distinction between a GRAS substance and a food additive requiring premarket authorisation.
What Food Ingredient Suppliers Need to Prepare
1. Review Existing GRAS Determinations
Suppliers should identify the substances they manufacture, import or distribute that are marketed on a GRAS basis.
For each ingredient, the regulatory file should document:
The ingredient's identity and composition
The intended food categories and conditions of use
The proposed or established use levels
The scientific basis for the safety conclusion
Relevant toxicological and exposure information
Supporting published studies and other evidence
Any relevant FDA GRAS notice and agency response
A general statement such as “GRAS compliant” is not a substitute for a documented assessment of the ingredient's specific intended use.
2. Confirm the Conditions of Use
GRAS status is tied to the conditions under which safety has been established. It should not automatically be extended to different food categories, higher use levels or new manufacturing processes.
For example, a supplier may have evidence supporting an ingredient's use in a beverage at a particular concentration. A proposed application in a high-protein snack, infant food or specialised nutritional product may require a separate assessment because the exposure and conditions of use could differ.
Suppliers should work with customers to establish the intended application before issuing regulatory assurances.
3. Strengthen Scientific Documentation
A robust GRAS dossier should provide a clear explanation of why the ingredient is safe under its intended conditions of use.
Depending on the substance, the evidence may include:
Chemical identity and specifications
Manufacturing process and impurity profile
Toxicological studies
Dietary exposure estimates
Metabolism and biological information
Allergenicity considerations, where relevant
Evidence of intended technical function
Relevant scientific publications
An expert-panel evaluation, where appropriate
The evidence should be evaluated as a whole. A single safety study or a supplier's certificate of analysis will not ordinarily establish a complete GRAS conclusion on its own.
4. Prepare for Possible Notification Obligations
Although the proposed rule is not yet final, suppliers can begin assessing whether their current regulatory files would support a notification if one becomes necessary.
Companies should assign responsibility for monitoring the proposal, reviewing the final requirements and identifying any transition periods or exceptions that may apply.
This preparation is especially relevant for businesses with extensive ingredient portfolios, new functional ingredients, fermentation-derived products or ingredients marketed through multiple distributors.
GRAS and Food-Additive Approval Are Different
GRAS status and food-additive approval are distinct regulatory pathways.
A substance requiring food-additive approval generally needs an applicable FDA authorisation before the intended use can lawfully proceed. A substance that qualifies as GRAS for a particular use is excluded from that food-additive approval requirement for that use.
However, neither pathway provides unrestricted permission for every possible application. Conditions of use, specifications and other applicable food regulations still matter.
Suppliers should also distinguish GRAS status from food-contact substance authorisation. Materials intended to contact food indirectly may fall under separate requirements, including food-contact notifications or other applicable exemptions. A GRAS determination should not be treated as a universal authorisation for packaging or processing-equipment applications.
How GRAS Requirements Affect International Suppliers
For ingredient exporters supplying U.S. customers, GRAS compliance can be a significant part of commercial qualification.
A buyer may request evidence that the ingredient's identity, manufacturing process, intended use and safety assessment are adequately documented. Customers may also ask whether the supplier has submitted a GRAS notice and whether FDA has issued a response.
Suppliers should answer these questions accurately and avoid implying that an independent GRAS conclusion has received FDA review when it has not.
Companies operating in multiple markets should also maintain separate regulatory assessments. GRAS status in the United States does not automatically establish authorisation in the European Union, United Kingdom, Canada or other jurisdictions.
Common Compliance Mistakes to Avoid
Food ingredient suppliers should take care not to:
Treat GRAS as a blanket approval for all food applications.
Assume that natural origin alone establishes safety.
Rely on outdated scientific evidence or specifications.
Extend an existing GRAS conclusion to materially different conditions of use without reassessment.
Describe an independent GRAS determination as an FDA “approval.”
Confuse food-additive authorisation with food-contact substance requirements.
Ignore changes in regulatory expectations or the status of a proposed rule.
Provide customers with regulatory statements that are broader than the available evidence supports.
These errors can create regulatory uncertainty, customer disputes, reformulation costs and delays in market entry.
How Suppliers Can Monitor GRAS Status
The FDA maintains searchable resources that help businesses research GRAS notices, food ingredients and related regulatory information.
Suppliers should regularly consult the FDA GRAS Notice Inventory and the agency's GRAS regulatory guidance.
For the 2026 proposal, companies can review the Federal Register document and track Docket No. FDA-2025-N-3262 for further developments.
Regulatory monitoring should be integrated into supplier qualification, product development and quality-management processes. This allows companies to identify potential documentation gaps before a customer audit or market-entry review.
Outlook for GRAS Regulations
The proposed mandatory notification rule could reshape the way food ingredient suppliers document and communicate GRAS determinations in the United States. The extent of the change will depend on the final rule, including its scope, exceptions, transition arrangements and implementation timeline.
For now, suppliers should continue meeting existing legal obligations while strengthening the scientific and regulatory evidence supporting each ingredient's intended use. Companies that maintain transparent documentation and monitor the rulemaking process will be better positioned to respond to any new requirements.
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Sodium Bicarbonate Food Grade (E500(ii)) CAS: 144-55-8
