What is E120? Cochineal Explained

How carmine is actually made

Carmine (and the related cochineal extract) comes from Dactylopius coccus, a small scale insect that lives on prickly pear cactus pads, principally farmed in Peru, the Canary Islands and parts of Mexico. The female insects — the males carry almost none of the pigment — are harvested, dried and crushed, then the red pigment (carminic acid) is extracted and purified into either a water-soluble cochineal extract or an aluminium-lake carmine pigment, depending on the intended use. It takes roughly 70,000 insects to yield a single kilogram of the finished dye, which is part of why natural carmine commands a higher price than synthetic red food dyes — and part of why some manufacturers have switched to alternatives like beet extract (E162) or synthetic Allura Red (E129) specifically to avoid both the cost and the insect-derived sourcing question covered below.

The halal question doesn't have one simple answer — and this page's 'haram' verdict reflects the majority view, not the only view

This site shows E120 as haram, reflecting the majority position among halal certification bodies and scholars: that insect-derived substances, not having gone through any recognised slaughter process, fall into the same impermissible category as other animal products obtained without dhabiha slaughter. But it's genuinely a debated point within Islamic jurisprudence, not a universally settled one. A minority of scholarly opinions take a more permissive view, reasoning that insects are not subject to the same slaughter requirements as four-legged animals or birds in the first place — a parallel sometimes drawn to honey, which is universally accepted as halal despite also being an insect product, precisely because bees aren't slaughtered for it either. Halal certification bodies don't uniformly agree on where carmine falls as a result, which is exactly why this is one of the additives worth checking against your own certifier or community's guidance rather than treating any single website's verdict, including this one, as the final word.

Carmine is also a real, if uncommon, allergen

Separately from any dietary or religious consideration, carmine is a documented allergen with peer-reviewed clinical case reports, including rare instances of anaphylaxis, alongside more common reactions like hives, swelling and respiratory symptoms — and occupational asthma has been reported in food industry workers handling the raw extract regularly. It isn't one of the UK or EU's officially designated 14 major allergens requiring special allergen-box labelling, but it does have to be declared by name on an ingredients list like any other additive, so reading the label remains the reliable way to spot it if you have a known sensitivity. The reaction affects a small, specific group of people rather than being a general population concern — EFSA's 2015 re-evaluation set an Acceptable Daily Intake without raising any carcinogenicity or reproductive-toxicity flag — but it's one of the more clinically well-documented additive allergies on this site, which is why Starbucks faced real consumer backlash in 2012 when it emerged they were using cochineal extract to colour their Strawberry Frappuccino, prompting a swap to lycopene (tomato-derived) colouring instead.

Common myths about E120, checked against the evidence

Further reading

• EFSA: re-evaluation of cochineal, carminic acid, carmines (E120), 2015 (DOI 10.2903/j.efsa.2015.4288)