Defeating Chicken Parasites-Part 2 Internal Parasites

Welcome back to our series of articles on defeating chicken parasites! In this installment, we’ll be focusing on internal parasites that can plague chickens. These pesky parasites can cause a variety of problems for your flock, including decreased egg production, weight loss, and even death if left unchecked. But don’t worry, we’ve got you covered. Our ultimate guide will provide you with all the information you need to identify, treat, and prevent internal parasites in your chickens. Keep reading to learn more and keep your feathered friends healthy and happy!

The Ultimate Guide To Defeating Chicken Parasites: Part 2 Internal Parasites


In the previous series, we talked about the external parasites that impact the health of chickens. However, parasites that live inside can be just as damaging, causing a range of health problems that can harm your flock. In this article, we will discuss the various types of internal parasites, their signs and symptoms, and what you can do to keep your chickens healthy.

Types of Internal Parasites

1. Worms

Worms are a common type of internal parasite in chickens. They can cause severe health problems, from malnutrition and weight loss to anemia and even death. There are several types of worms that can infest chickens, including roundworms, tapeworms, and hairworms.

2. Protozoa

Protozoa are single-celled organisms that can impact the health of chickens. Coccidia and Histomonas are two types of protozoa that cause severe gastrointestinal problems and can be fatal if left untreated.

3. Flukes

Flukes are flatworms that can infect the liver, intestines, and other organs of chickens. They can lead to poor egg production and weight loss, as well as anemia and even death.

Signs and Symptoms of Internal Parasite Infestation

To identify internal parasites in chickens, look out for the following signs and symptoms:

  • Decreased appetite and weight loss
  • Diarrhea or loose, watery droppings
  • Pale comb and wattles
  • Lethargy and weakness
  • Inability to stand
  • Decreased egg production
  • Blood in the droppings

Prevention and Treatment of Internal Parasites

1. Health Checks

Regular health checks are essential to prevent internal parasite infestations. Check your chickens for any signs or symptoms of parasitic infection and take immediate action if you identify anything suspicious.

2. Dietary Adjustments

Providing a balanced and nutritious diet is essential for maintaining your chickens’ health and keeping them parasite-free. Avoid feeding them moldy or spoiled food, and ensure they have access to clean water.

3. Medications

Several medications are available to treat internal parasites. Consult with a veterinarian to determine the best treatment for your chickens. It’s essential to follow the prescribed dosage and duration to eliminate the parasites effectively.

Practical Tips

Here are some additional tips to help you protect your flock from internal parasites:

  • Keep the coop clean: Regularly clean the coop and replace bedding to eliminate parasites and keep your flock healthy.
  • Quarantine new chickens: Quarantine any new chickens for at least two weeks to prevent them from introducing parasites into your flock.
  • Practice biosecurity measures: Limit the movement of people and equipment on your property, which can introduce parasites to your flock.
  • Natural remedies: Some natural remedies, such as garlic and apple cider vinegar, have shown to reduce internal parasite infestations.


  1. Do all chickens carry internal parasites?
    No, not all chickens carry internal parasites, but they are prevalent in chickens that live in close proximity to each other or that are raised in unhygienic conditions.
  2. Can internal parasites spread to humans?
    In most cases, the parasites that infect chickens do not pose a risk to human health. However, proper hygiene practices are essential when handling chickens to prevent the risk of disease transmission.
  3. How often should I have my chickens checked for parasites?
    It’s recommended to check your chickens regularly for any signs or symptoms of parasitic infection. If you notice anything unusual, consult with a veterinarian immediately.
  4. Are natural remedies effective in treating internal parasites?
    Some natural remedies, such as garlic and apple cider vinegar, have shown to reduce parasite infestations in chickens. However, it’s essential to consult with a veterinarian before administering any treatment.
  5. How can I prevent internal parasites in my flock?
    Implementing proper biosecurity measures, providing a balanced and nutritious diet, and maintaining a clean coop are crucial for preventing internal parasite infestations in your flock.


Internal parasites can cause a range of health problems in chickens, including weight loss, anemia, and even death. Identifying the signs and symptoms of infestation and implementing preventive measures such as dietary adjustments, administering medications, and implementing biosecurity measures can help protect your flock. By following the practical tips provided in this guide, you can keep your chickens healthy and parasite-free.


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