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Fact or Fiction: Garlic Prevents Fleas on Pets



As a devoted pet owner, your pet's health and happiness are your top priorities. One common concern is the battle against fleas, which can be particularly challenging during warmer months. Online there is a lot of information on flea control methods, it's hard to discern fact from fiction. One such myth involves using garlic as a flea treatment for pets. In this post, we'll examine if garlic truly holds the key to flea prevention or if it's just an old wives' tale.


Does Garlic Work At Preventing Fleas?


The garlic theory proposes that feeding your pet garlic alters their odour or blood chemistry, thus repelling fleas. However, while garlic does carry a distinct smell, it's unlikely to deter fleas from an already appealing host. Moreover, there's scant scientific evidence supporting the notion that garlic can alter a pet's blood chemistry.


Also we have to consider the flea’s life cycle, as living on your pet is only a small part of this.


The flea life cycle is a fascinating process that goes through four main stages. It starts with the adult flea, a tiny insect that feeds on the blood of animals like dogs and cats. These adult fleas produce eggs, which then fall off onto the surrounding environment, like carpets, cracks in floor boards, sofas or pet bedding. These eggs hatch into larvae, small worm-like creatures that avoid light and feed on organic debris some of which is the poo produced by the adult that falls into the environment. After a period of growth, the larvae spin cocoons to protect themselves. Inside these cocoons, they transform into pupae, where they undergo a metamorphosis into adult fleas. The newly developed adult fleas can remain dormant in their cocoons for months until they detect vibrations, heat, or carbon dioxide, indicating the presence of a potential host. Once they sense a host nearby, they emerge, ready to start their blood-sucking life cycle again. This continuous cycle makes fleas challenging pests to control and you may need to treat the environment as well as the pet.


It's vital to remember that garlic, especially in large amounts, can be harmful to pets. It contains thiosulfate, a substance toxic upon ingestion, which can lead to vomiting, diarrhoea, anaemia, and other serious health problems. Therefore, using garlic to combat fleas is not advisable.

In reality, garlic is neither a safe nor effective solution for parasite control. There are numerous vet-approved flea treatments proven to work. Always consult with your veterinarian to find the most suitable and safe solution for your pet.




Can I prevent fleas on my pet?


Whilst you cannot stop your pet getting fleas, preventing a flea infestation on your pet is important, as a flea infestation can take 3 - 6 months to clear.


Fleas can jump considerable distances, allowing them to move between hosts, including from pets to humans.


It is possible for fleas to infest and bite humans. While fleas prefer to feed on animals, if their preferred hosts (such as cats or dogs) are not available, they may bite and feed on humans instead and you can take fleas home to your pet if you have been in a environment that fleas have been present, so we recommend checking indoor pets regularly for fleas.


However, unlike animals, humans are not the preferred hosts for fleas, and they cannot establish a long-term infestation on humans alone. Usually, human flea bites cause itchiness, redness, and discomfort. If you suspect you have been bitten by fleas or have concerns about fleas on your pets, it's essential to take appropriate measures to address the issue, such as using flea prevention products for pets and maintaining a clean living environment. If you experience severe reactions to flea bites or suspect an infestation, consult a healthcare professional or a veterinarian for advice and treatment.


So it is really important to take proactive measures. Here are some recommended steps:


Regular grooming: Regularly brush your pet's coat with a flea comb to remove any adult fleas that may be present. If you detect fleas on your pet don’t panic and contact your veterinary surgery for advice.


Flea treatment: By regularly using veterinary prescription flea treatment from your vet, you can prevent a flea infestation on your pet. Consult your veterinarian for the best flea treatment for cats or flea treatment for dogs. They can recommend safe and effective flea control products such as spot-on treatments, oral medications, or flea collars. Store-bought products are not effective enough to treat fleas as they do not have to be produced to veterinary medicine standards and can be dangerous if used incorrectly.


Environmental control: Vacuuming frequently and washing your pet's bedding regularly can help to reduce flea eggs and larvae from the environment. Treating the environment with an appropriate house treatment can protect your home from a flea infestation but always follow the instructions closely before use.


Regular check-ups: Schedule regular check-ups with your veterinarian to ensure your pet remains flea-free and to discuss any concerns or changes in behaviour.





To conclude, the claim that garlic can prevent fleas is largely unfounded. Your best bet against these pesky parasites is vet-prescribed medication. We understand that finding fleas on dogs and cats is a stressful situation. At Roundwood Vets, our Vital Pets Club pet plan provides you with cost-saving options on flea and tick treatments, along with unlimited nurse telemed consultations, early diagnosis and treatment, and the option to spread treatment costs throughout the year. For more information about the club, give us a call at 02084594729!


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