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Are natural flavours safe?

By LabelCop · Last updated 25 July 2026 · Sources: FDA, EFSA, FSSAI, WHO/JECFA

The short answer: no regulator calls them harmful — the issue is that nobody can tell you what's in them.

What are natural flavours?

Which foods contain them?

What the regulators actually say

RegulatorStatusReasoning
FDA (United States)Permitted; disclosure under scrutinyDefines natural flavour by its source (21 CFR 101.22): essential oils, extracts and distillates from plant or animal material. The finished mixture can be declared simply as "natural flavor". Most flavouring substances reach the market through GRAS self-determination rather than individual FDA approval — a route the FDA has been directed to re-examine, and consumer groups such as CSPI have long criticised.
EFSA / European UnionPermitted — strictest definitionRegulation (EC) 1334/2008 restricts "natural" to substances obtained by physical, enzymatic or microbiological processes from natural material. Naming a source ("natural strawberry flavouring") requires at least 95% of the flavouring part to come from that source. Only substances on the EU's evaluated union list may be used; EFSA assesses them in flavouring-group evaluations.
FSSAI (India)Permitted; class name onlyUnder the Labelling & Display Regulations 2020, natural flavourings are declared by class name — "Added flavour (natural)" — with no requirement to name the substances used. Only flavouring substances on FSSAI's permitted list may be used in food sold in India.
WHO / JECFAEvaluated in groups; no concern at typical intakesThe joint FAO/WHO expert committee has evaluated thousands of flavouring agents in structural groups, concluding for the large majority that there is no safety concern at estimated dietary intakes — because flavourings are used in tiny amounts.

Why do regulators disagree?

How LabelCop scores it

Frequently asked questions

Are natural flavours safer than artificial flavours?

Not necessarily. "Natural" describes the starting material, not the safety of the result — a natural and an artificial flavour can contain the identical molecule made two different ways. Regulators assess flavouring substances on chemistry and intake, not on the word "natural".

What is actually in a "natural flavour"?

Usually a mixture: flavour substances extracted from a natural source plus the carriers, solvents and preservatives that keep the flavouring stable. All of it can legally appear on the pack as one class name, in the US, EU and India alike.

Can natural flavours contain allergens?

Declared allergens, no — US law (FALCPA), EU rules and FSSAI's 2020 regulations all require major allergens to be named even when they arrive via a flavouring. Substances outside those official allergen lists can stay undisclosed.

Are natural flavours vegan?

Not always — the FDA and EU definitions allow flavourings derived from meat, seafood, eggs and dairy, and the label rarely says which. In India, the mandatory veg/non-veg logo is the more reliable signal.

Why does LabelCop flag them if every regulator permits them?

Because you can't check what you can't see. A class name can't be matched against the restricted additives LabelCop screens for, so we mark it as unverifiable — a medium flag, with the reasoning shown.

Two words. Unknown contents.

LabelCop reads any food label you photograph and tells you which ingredients can't be verified — no barcode needed.

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Sources

FDA: 21 CFR 101.22 — labelling of spices, flavourings, colourings · Regulation (EC) No 1334/2008 on flavourings · European Commission: EU rules on flavourings · FSSAI: Labelling & Display Regulations — flavour declaration FAQs · CSPI: What's in "flavor"? No one knows

Related ingredients: MSG (E621) · Maltodextrin · Aspartame (E951)

This article explains regulatory status and published scientific assessments in plain English. It is not medical advice.