Cyclospora Cases Surge Across the United States: What We Know, What We Don’t, and How to Protect Yourself

 By Yasmin Chaudhary — The Inkwell Times

As Americans enjoy the height of summer, health officials are investigating one of the largest surges of Cyclospora infections seen in recent years. The Centers for Disease Control and Prevention (CDC) and the U.S. Food and Drug Administration (FDA) are working to identify the source of a widespread outbreak that has affected thousands of people across the country.

While social media has been flooded with alarming posts claiming specific grocery stores, restaurants, and produce brands are responsible, the facts remain far more complicated.

Here’s what we know so far.

What Is Cyclospora?

Cyclospora (Cyclospora cayetanensis) is a microscopic parasite that causes an intestinal illness known as cyclosporiasis or cyclospora infection.

People become infected after consuming food or water contaminated with the parasite. Unlike many foodborne illnesses, Cyclospora is most commonly linked to fresh produce, especially foods that are eaten raw.

Historically, outbreaks have been associated with products such as:

• Leafy greens
• Cilantro
• Basil
• Salad mixes
• Berries
• Other fresh fruits and vegetables

Because the parasite requires time outside the human body before becoming infectious, it is not spread directly from person to person under normal circumstances. 

The Current Outbreak by the Numbers

According to the CDC’s latest Health Alert:

• 1,645 laboratory-confirmed domestic cases
• More than 5,100 additional suspected cases under investigation
• Cases reported across 34 states
• 141 hospitalizations
• No deaths reported

Health officials expect those numbers to continue rising as more laboratory testing is completed throughout the summer. 

Have Officials Identified the Source?

No.

Despite widespread speculation online, the FDA has not identified a single food item, supplier, farm, or brand responsible for the nationwide increase in illnesses.

The FDA has begun extensive traceback investigations involving multiple produce items, including lettuce, but the investigation remains active. 

Why Is Everyone Talking About Lettuce?

Many patients interviewed by investigators reported eating fresh salads or lettuce before becoming ill.

Because of those interviews:

• Lettuce is being closely examined.
• Several restaurants have voluntarily removed certain fresh ingredients while investigators work to identify a source.
• Officials stress that this does not prove lettuce is responsible.

The investigation could ultimately identify another produce item—or multiple sources altogether.

What About Taco Bell?

Taco Bell has received significant media attention because many infected individuals reported eating there before becoming sick.

As a precaution, the company voluntarily removed some fresh produce from certain locations while federal investigators continue their work.

However, neither the CDC nor the FDA has concluded that Taco Bell caused the outbreak, nor has any supplier been publicly identified. 

Are the Viral Social Media Posts Accurate?

Not entirely.

Many posts circulating on Facebook and other platforms claim that numerous grocery chains, restaurants, and produce brands should all be avoided.

These lists often include:

• Walmart
• Costco
• Kroger
• Publix
• Trader Joe’s
• Sam’s Club
• Chipotle
• Chick-fil-A
• Burger King
• Texas Roadhouse
• Panera
• Jersey Mike’s
• Driscoll’s strawberries

At this time, official investigators have not confirmed these businesses or brands as the source of the current outbreak.

Many names appearing online are being pulled from older outbreaks that occurred years ago, creating confusion about what is happening today.

Consumers should be cautious about sharing viral graphics that lack official sourcing.

Why Is This Outbreak Difficult to Solve?

Cyclospora presents unique challenges.

Symptoms typically appear between two days and two weeks after eating contaminated food, making it difficult for people to remember exactly what they ate.

Fresh produce also moves through an incredibly complex supply chain involving:

• Farms
• Packing facilities
• Distributors
• Restaurants
• Grocery stores

By the time illnesses are recognized, the contaminated produce has often already been consumed or discarded.

This makes traceback investigations especially difficult.

Common Symptoms

People infected with Cyclospora often experience:

• Frequent watery diarrhea
• Severe stomach cramps
• Bloating
• Gas
• Nausea
• Fatigue
• Loss of appetite
• Weight loss

Without treatment, symptoms can last for weeks and may come and go.

Anyone experiencing prolonged diarrhea should contact a healthcare provider and specifically mention possible Cyclospora exposure, as routine stool testing may not automatically detect the parasite.

Should You Stop Eating Fresh Produce?

At this time, the CDC has not advised Americans to avoid all fresh produce.

Instead, officials recommend:

• Wash fresh fruits and vegetables under running water.
• Peel produce whenever possible.
• Cook produce when appropriate.
• Follow official recall notices if specific products are identified.
• Seek medical care for persistent gastrointestinal illness.

Some consumers may choose to temporarily rely more on frozen or canned vegetables until investigators identify the source. While this is a personal decision, it is not currently an official CDC recommendation. 

What Happens Next?

The Bottom Line