Hartz UltraGuard Flea & Tick Collar for Dogs, up to 20" Neck
In a Nutshell
- High number of negative reviews reporting health issues in dogs.
- Ineffective in preventing fleas and ticks.
- Potential risks outweigh benefits.
- Consider safer alternatives.
Quick Verdict
The Hartz UltraGuard Flea & Tick Collar for Dogs has received overwhelmingly negative reviews, citing ineffectiveness and health issues in dogs. Most users report that the product made their dogs sick and did not protect against fleas and ticks. A few positive reviews mention effectiveness but are heavily outnumbered by negative experiences. Potential buyers should consider other options due to the high risk of adverse effects.
Quick Stats
Pet Compatibility
Critical Warnings
Reported seizures, vomiting, and diarrhea in dogs.
Prevention: Avoid using this product on pets. Consult a veterinarian for safer alternatives.
Potential legal issues and health risks associated with the product.
Prevention: Avoid using the product and seek veterinary advice for flea and tick prevention.
Pros & Cons
Pros
Cons
-
Health Issues (8) critical
Many dogs experienced vomiting, diarrhea, and seizures after wearing the collar.
-
Ineffective (5) major
The collar is often reported as ineffective in preventing fleas and ticks.
-
Lacks Durability (1) major
Users report that the collar loses its effectiveness quickly and provides only temporary protection.
Quality Trend: Declining
Many recent reviews mention the product's lack of effectiveness and health issues, indicating a decline in quality perception.
mixed
negative
Who Is This For?
✓ Best For
✗ Skip If
- • Pet owners concerned about product safety and effectiveness — The high number of negative reviews and reported health issues make this product risky for pet owners.
- • Pet owners with dogs that have shown reactions to flea and tick products in the past — The collar caused severe reactions in many dogs, making it unsuitable for sensitive pets.
Durability & Care
Factors: Quality degradation, Environmental factors
Cleaning Methods
Rating Distribution
Highlighted Reviews
"This product worked immediately and made them happy"
"Day 2 of wearing collars & all 3 of my dogs were vomiting & had diarrhea. Symptoms cleared for all 3 after removing collars by the next day. Avoid if possible. Other users have reported much worse."
Bottom Line
Due to the high number of negative reviews and reported health issues, the Hartz UltraGuard Flea & Tick Collar for Dogs is not recommended. Users should consider safer and more effective alternatives for flea and tick prevention in their pets.