Carmine and Cochineal: Why That Red Is Made From Insects

What carmine is and where it comes from

Carmine is a crimson pigment derived from carminic acid, a compound produced by the female Dactylopius coccus insect — a scale insect that feeds on cacti in South America and the Canary Islands. To produce the dye, insects are harvested, dried, and crushed. The resulting carminic acid is then processed into carmine (aluminum or calcium-aluminum lake) or sold as cochineal extract (a less refined, water-soluble form).

Carmine is not a modern invention. It has been used as a textile and food dye for over 500 years, first by indigenous peoples in the Americas and later exported to Europe following Spanish colonization. Its stability, heat resistance, and intensity made it more durable than many plant-based reds — properties that still account for its commercial use today.

In the EU, carmine carries the E-number E120 and is listed as a permitted food color under Regulation (EC) No 1333/2008. The full additive profiles are available on Additive Facts: carmine (coccus cacti L.) and cochineal extract.

The 2011 FDA labeling rule: why it changed

Before January 5, 2011, carmine and cochineal extract could be listed on US food labels under the generic term "artificial color" or simply omitted within a broader color blend declaration. This meant consumers — including those with insect-related allergies — had no way to identify the ingredient.

The FDA received a citizen petition in 1998 and subsequently collected adverse event reports documenting allergic reactions, including anaphylaxis, linked to carmine and cochineal extract. In 2009, after reviewing this evidence, the FDA published a final rule under 21 CFR 73.100 requiring that all food, drug, and cosmetic products containing carmine or cochineal extract declare the ingredient by its common name in the ingredient list. The rule took effect in January 2011.

Allergic reactions: what the evidence shows

Allergic reactions to carmine are real and documented in peer-reviewed literature. The mechanism is IgE-mediated hypersensitivity — the same immune pathway involved in peanut and shellfish allergies. Reactions have ranged from hives and angioedema to occupational asthma (in workers handling carmine powder) and anaphylaxis in food consumers.

The population at highest risk appears to be individuals with pre-existing sensitivity to insects or crustaceans, and workers with occupational exposure to carmine dust. For the general population, carmine is not considered a common allergen — it is not among the FDA's "Big 9" major food allergens (milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soybeans, sesame).

The important distinction: documented allergic reactions in sensitized individuals does not make carmine dangerous for all consumers. These are two different risk profiles. If you have a known insect sensitivity or have reacted to carmine before, avoidance is warranted. For most people, it presents no identified health risk at food-use levels. For broader context on food dye safety, see our guide on food dyes and children.

Where carmine appears in food — and where it was removed

Carmine and cochineal extract are used across a wider range of products than most consumers expect. The table below covers the most common categories.

The Starbucks case is the most prominent reformulation example. In 2012, following a public campaign by vegan and vegetarian advocacy groups, Starbucks announced it would replace cochineal extract in its Strawberry Acai Refresher, Strawberry Frappuccino, and other beverages with lycopene (a tomato-derived red pigment). The company cited the desire to use ingredients its customers could feel comfortable with — not any safety finding.

Vegan, kosher, and halal status

Carmine is not vegan. It is derived from an animal — specifically, from insects. No mainstream vegan certification body permits carmine or cochineal extract. Products bearing certified vegan logos (Vegan Action, The Vegan Society) will not contain carmine.

Kosher status is more nuanced. The Torah prohibits consuming insects, which would make carmine non-kosher under standard interpretation. However, some rabbinical authorities argue that the processing transforms carmine sufficiently that it is no longer considered an insect product. In practice, most major kosher certification agencies (OU, OK) do not certify carmine as kosher. Products with trusted kosher certification will typically not contain it.

For halal consumers, the majority scholarly position is that carmine is not halal, since insects (except locusts) are not permitted under Islamic dietary law. A minority of scholars consider highly processed insect derivatives permissible. Halal-certified products from credible certifying bodies will generally not contain carmine.

For a broader comparison of natural versus synthetic colorants and their regulatory status, see Natural vs Artificial Food Additives: Does the Distinction Matter? or browse all food colorants in our database.

Frequently asked questions