The Red Made of Bugs: How Cochineal Paid for an Empire, Then Got Dropped by Starbucks

In March 2012, a Starbucks barista who was vegan looked at the ingredient list for the Strawberries & Crème Frappuccino and found something that was not a strawberry. The pink came from crushed insects. The news spread fast, customers signed petitions, and by April 19 the company had announced it would switch to lycopene, a red pigment from tomatoes.

The bug in question was the cochineal, and it had been coloring things red for far longer than any coffee chain. It colored Aztec cloth. It filled Spanish treasure ships. It dyed the coats that gave British soldiers their nickname. Few pigments have carried that much money, or that much power, on the back of such a small animal.

The bug on the cactus

Cochineal is a scale insect native to the Americas that lives on prickly pear cactus. Its body is packed with carminic acid, the compound that makes the color.

You need a lot of them. One estimate cited by Smithsonian Magazine puts it at about 70,000 insects to make one pound of dried cochineal. That is why the dye was never cheap, and why the people who farmed it mattered so much.

The Aztecs knew all of this. In Nahuatl the dye was called nocheztli, "blood of the prickly-pear cactus," and it was one of the valuable goods collected as tribute from conquered peoples, according to the World History Encyclopedia. Researchers have also dated the oldest known cochineal textile to roughly 2,300 years ago. Indigenous farmers had been refining this red for a very long time before any European saw it.

The red that beat every other red

Europe already had red dyes. Cochineal beat them on strength. The Harvard Museums of Science & Culture describe it as roughly ten times more potent than the next best option. A small amount of dried insect went a long way, and the color was deeper and clearer.

So when Spain conquered Mexico, it found a product that Europe would pay almost anything for. The Tlaxcalteca, who had allied with Hernán Cortés in 1519, were already using cochineal in paints in the 1400s. By the 1700s production had shifted to Oaxaca, where Indigenous producers supplied almost all of it.

The numbers grew quickly. According to the Science History Institute, about 150,000 pounds of cochineal were shipping out of New Spain every year by 1600. At that point it was worth half its weight or more in silver. For much of the colonial period, only silver outranked it as a Mexican export.

How to guard a secret made of insects

Spain wanted to keep the money. Its rulers barred anyone from exporting live insects outside the Empire, and in the sixteenth century only the ports of Seville and Cadiz could import the dye, as the World History Encyclopedia notes. In 1674 the crown ordered that cochineal ships travel on warships.

The rules also reached the farm. A 1573 law required producers to kill the insects by drying them in the sun. A Spanish colonial writer named Gonzalo Gómez de Cervantes finished a manuscript on cochineal farming in 1599 and compared different ways of killing the insects. According to the Science History Institute's account, Indigenous producers still preferred boiling.

The producers had a voice too. Four Tlaxcalan nobles sailed to Spain in 1584 and petitioned King Philip II the following year. Their names were Antonio de Guevara, Pedro de Torres, Diego Tellez and Zacarías de Santiago.

The monopoly never held completely. The Spanish planted cochineal in the Canary Islands, and the Dutch managed it on Java in the middle of the nineteenth century. Everyone else who tried mostly failed, which tells you something about how fiddly the insect is.

Why a soldier's coat was worth a bug

Red was the color of rank. Cardinals wore it. So did British officers. The Harvard Museums exhibit lists both the scarlet robes of the Catholic Church and the coats of the English "Redcoats" among cochineal's famous customers. The World History Encyclopedia says the bright red jackets of British army officers gave the whole army its nickname.

Here is the part worth noticing as a designer. A color that costs this much stops being just a color. It becomes a signal. When the dye was scarce, wearing it said you had money, rank or divine backing. The red on the coat was doing the same job as the medals.

Then the price of the signal collapsed.

The 1850s and the end of the monopoly

In the 1850s, chemists invented the first synthetic aniline dyes. They were cheap and consistent, and you did not need a cactus farm to make them. Cochineal production sank, and the red lost some of its meaning along the way.

It did not disappear. Interest in natural dyes came back from the 1970s onward, and cochineal found a second career. Today it goes into cosmetics, textiles, drinks and food, where it usually appears on labels as carmine or cochineal extract. Peru is now the largest commercial producer, followed by Mexico, Chile, Argentina and Spain's Canary Islands, according to Smithsonian Magazine.

The Frappuccino problem

Which brings us back to Starbucks. The company said it had switched to cochineal extract because customers wanted more natural ingredients. It was natural. It was also an insect.

NBC News reported that the dye appeared in the Strawberries & Crème Frappuccino, strawberry banana smoothies, raspberry swirl cake and red velvet whoopie pies, among other items. The US Food and Drug Administration had required cochineal extract to be labeled since 2009 because of allergic reactions in some people, so the ingredient was not hidden. Most customers simply never read that far down the label.

The lesson is about expectations, not chemistry. Carmine is safe for most people, and a red that comes from an animal is not new. But a pink drink that turns out to contain crushed bugs breaks a promise the color made. Pink says strawberry. Nobody reads it as "insect."

Starbucks finished the change to lycopene in the US by the end of June 2012. It was a small footnote in a long history, and a useful reminder of how much a pigment's origin story matters to the people using it.

The next chapter is in a fermenter

Farming is still the main source, and it is not simple. The price per ton of carmine dye rose 40 percent between 2013 and 2019, according to the Smithsonian's report. That has pushed researchers to try something different.

In 2018, a team led by Rasmus Frandsen at the Technical University of Denmark published a proof of concept that used a fungus, Aspergillus nidulans, to make carminic acid. In 2021, a team led by Sang Yup Lee at KAIST in South Korea did it with engineered E. coli, starting from glucose. Both groups said industrial production would need serious optimization first, but the chemistry works. It is possible that the red on your next lipstick will come from a vat, with no cactus in sight.

If that happens, the cochineal story will have come almost full circle. A dye once guarded by warships would be brewed like beer.

What to steal from a bug

A few things here carry over to your own work.

• Color carries a history. Red still signals rank and warmth partly because it was once expensive.
• Origin is part of the message. The Frappuccino pink failed because its source clashed with what the color implied.
• Depth beats brightness. Cochineal's appeal was a rich, layered red. When you build a red for a UI, a few close steps of the same hue can feel more expensive than one flat shade.

These two palettes take that last idea seriously. The first runs from a thin wash of dye to the darkest crimson.

The second pairs the red with the warm neutrals of the dried insect and the desert it came from, and a dark violet-black for text.

The bug that kept its color

The cochineal outlasted the empire that fought over it, the synthetic dyes that should have killed it, and one very bad week for a strawberry drink. A red that survives that much has something going for it.

Next time you pick a crimson for a button or a brand, spend a moment on where that red came from. People have paid in silver for it. They are still choosing it today.