Unmasking the Truth Behind Popular Parasite Cleanses: Expert Explores Risks and Effectiveness of DIY Worm Detoxes

In recent times, social media platforms are flooded with testimonials about “parasite cleanses” and home-made worm detox regimens. Influencers on popular platforms like TikTok and Instagram claim that many individuals might be unknowingly infected and offer a solution through a blend of herbal supplements and enemas.

Kim Rogers, who goes by the moniker “Worm Queen,” has gained significant followers after posting a viral video documenting her experience with a parasite cleanse on TikTok. She attributes various symptoms such as brain fog and fatigue to an infection and now sells her own remedies. Even supermodel Heidi Klum recently disclosed starting a cleanse with pills containing clove and papaya seed, following information about parasites and worms on Instagram.

The question arises: how does one contract parasites and worms? What are the symptoms? How can one tell if they have a parasitic infection? What do these cleanses consist of, and do they work? If not, what are the alternatives for eliminating worms? And should people attempt them or not?

To address these questions, we spoke with Dr. Leana Wen, a wellness expert at CNN, who is also an emergency physician and adjunct associate professor at George Washington University. She previously served as Baltimore’s health commissioner.

Dr. Leana Wen: Let me first provide some definitions and clarifications. Parasites are organisms that live on or inside a host and derive sustenance from it to survive. There are many types of parasites affecting human health, including external ones such as lice and ticks, and internal microscopic parasites like Giardia and Cryptosporidium.

Parasitic worms constitute a type of internal parasite most frequently found in the gastrointestinal tract. People usually become infected by consuming worm eggs or larvae through contaminated food, water, or soil. High-risk foods include undercooked pork or beef, raw freshwater fish, and unwashed vegetables and fruits. Failing to wash hands thoroughly after using the bathroom and before eating can also increase infection risk. In some cases, certain worms can penetrate the skin directly, particularly in regions with poor sanitation where it is common to walk barefoot outdoors.

In high-income countries like the United States, such infections are relatively uncommon. Most documented cases occur in travelers returning from regions where parasites are prevalent or among individuals with specific exposures such as contact with infected animals. Worldwide, however, parasitic worm infections pose a significant global health concern. They affect an estimated 1.5 billion people – about 18% of the global population – primarily in tropical and subtropical regions, according to the World Health Organization.

Dr. Leana Wen: Common intestinal parasitic worms that infect humans include roundworms causing ascariasis globally, while pinworm is prevalent in the United States.

Ascariasis often remains asymptomatic, meaning the infected person doesn’t exhibit signs of illness. When an infestation causes symptoms, people can experience abdominal pain, nausea, vomiting, diarrhea, blood in stools, loss of appetite, and fever. Worm eggs may travel into the lungs and cause symptoms such as cough, bloody sputum, or shortness of breath.

Pinworm infection causes symptoms like abdominal pain, diarrhea, and vomiting. Some people also experience anal itching that disrupts sleep. Others might be asymptomatic.

A variety of other intestinal parasites can cause severe symptoms, especially if left untreated over time. These complications include malnutrition, anemia, impaired growth and development in children, and maternal and infant mortality.

Dr. Leana Wen: To determine whether someone has a parasitic infection, a common test is the fecal stool exam that looks for eggs and parasites in the stool. People are typically given specimen cups and instructions on how to collect the stool. Some parasitic infections can be detected through blood tests. Endoscopy and colonoscopy, which involve passing a camera into the gastrointestinal tract, may be used for persistent symptoms and no clear diagnosis through other testing methods.

Dr. Leana Wen: These so-called “cleanses” or “detoxes” claim to eliminate intestinal worms. They often contain various herbs, oils, and supplements said to possess antiparasitic properties. In many cases, people are required to follow a specific diet reducing high-fat, high-sugar, and ultra-processed food.

While a healthy diet full of vegetables, fruits, whole grains, and other minimally processed foods is undoubtedly beneficial, such a diet does not rid the body of parasites. Additionally, people should be aware that supplements such as vitamins and herbs are not regulated like medications, meaning they don’t have to prove they work for their marketed purpose before being sold. Furthermore, none of these vitamins, oils, herbs, and other supplements are approved by the US Food and Drug Administration as treatments for parasitic infections.

Dr. Leana Wen: If these cleanses don’t work, what are the alternatives for eliminating worms? There are a variety of antiparasitic medications approved by the FDA to treat intestinal worm infections. Some of these treatments involve a single dose, meaning all one has to do is take one pill. Others have a longer treatment course, but even then, most treatment courses last just three days. These treatments are highly effective.

Dr. Leana Wen: Is your advice, then, not to try these DIY cleanses? I have three main concerns about these cleanses. First, if someone experiences symptoms that they believe may be due to parasitic infections, they need a professional diagnosis to confirm this. Symptoms like fatigue or abdominal pain can be caused by various factors, some of which are unrelated to parasites.

Second, if what someone has is indeed a parasitic infection, they require proper treatment. The medications approved by the FDA are easy to use and should be targeted to the specific worm in question.

Some people might wonder about the harm of trying the cleanse when asymptomatic. My third concern is that every therapy has risks. If you don’t have symptoms or a reason to use the treatment, then you must consider that the risks may outweigh the benefits.

If individuals decide to pursue the cleanses despite advice against it, I recommend consulting their medical provider first. Because supplements are not regulated as closely as medications, people need to be aware of exactly what they are taking.

If they are on prescription medications, they must ensure there aren’t drug interactions that could be dangerous. And, once again, if there are symptoms suggesting parasites, attempting these influencer-recommended concoctions without professional guidance can lead to misdiagnosis, delayed treatment, or even unintended harm.