When fly season hits, every horse owner knows the frustration of battling mosquitoes, gnats, ticks, and those ever-persistent flies. With so many fly sprays on the market, it can feel overwhelming to choose the right one for your horse's needs. That's why we've put together this ultimate fly spray comparison guide to help you make an informed choice.
Below, you'll find a detailed chart comparing seven popular fly sprays, outlining their active ingredients, what they repel or kill, sweat resistance, and special highlights.
Fly Spray Comparison Chart
We know that not all fly sprays are created equal. Some are designed for long days in the sun and sweat, while others prioritize natural, gentle ingredients. Use this chart as a quick reference to see how these top-rated products stack up side by side.
| Product Name | Active Ingredients | Repels/Kills | Sweat/Water Resistant | Natural or Chemical | Highlights |
|---|---|---|---|---|---|
| Pyranha Nulli Fly Repellent Spray | Pyrethrins, Piperonyl Butoxide, Permethrin | Flies, mosquitoes, gnats, lice, deer ticks | Moderate | Chemical | Ready-to-use; water-based spray; contains coat conditioner |
| Farnam Endure Sweat-Resistant Fly Spray | Cypermethrin, Pyrethrins, Piperonyl Butoxide | Flies, gnats, mosquitoes, lice, ticks | High (sweat- & weather-resistant) | Chemical | Features RepeLock® conditioner; extended protection lasts up to 14 days |
| Fly Bye! Plus Fly Spray | Proprietary enzyme-based formula (chemical-free) | Repels flies by enzyme action (non-toxic) | Moderate | Natural | Chemical-free, biodegradable, safe around pets and people |
| Pyranha Wipe N' Spray | Pyrethrins, Piperonyl Butoxide, Butoxypropyldimethylamine Cyclohexane | Flies, gnats, mosquitoes, ticks, fleas | High (oily base) | Chemical | Oil-based formula with coat conditioner; long-lasting |
| UltraShield EX Fly Spray | Cypermethrin, Pyrethrins, Piperonyl Butoxide | Flies, mosquitoes, lice, gnats | High (sweat- & weather-resistant) | Chemical | All-weather, water-resistant; includes sunscreens and coat conditioners; 17-day protection |
| Equiderma Neem & Aloe Herbal Fly Repellent | Neem oil, citronella, aloe, other essential oils | Flies, ticks, mosquitoes, gnats | Moderate | Natural | All-natural oils; non-toxic; botanical-based soothing scent |
| Pyranha Legacy Fly Repellent Spray | Cypermethrin, Piperonyl Butoxide, Pyrethrins | Flies, gnats, mosquitoes, ticks | High (oil-based) | Chemical | Oil-based, weather-resistant; long-lasting; contains coat conditioners |
Choosing the Best Fly Spray for Your Horse
With so many options on the table, it helps to break things down by category. Here’s a quick guide to help you narrow in on the best fly spray for your horse based on your needs and priorities.
Best Overall Fly Spray for Horses
- Pyranha® Wipe N' Spray is the best overall fly spray for horses because it offers long-lasting protection, kills on contact, and leaves a coat-conditioning shine.
Best for Fly Spray Sweat Resistance
- Farnam® Endure®, Pyranha® Wipe N' Spray, UltraShield® EX, and Pyranha® Legacy® are top choices for horses who work hard or live in hot, humid climates where sweat resistance is crucial.
Best Natural Fly Spray
- If you prefer to go the natural route, Fly Bye! Plus and Equiderma™ Neem & Aloe Herbal offer chemical-free alternatives that are safe for sensitive horses and eco-friendly environments.
Fly Spray With the Longest Lasting Protection
- Farnam® Endure® claims up to 14 days of protection, while UltraShield® EX pushes up to 17 days – great options if you want less frequent reapplications.
Best Fly Spray for Sensitive Skin
- Horses with delicate or easily irritated skin might benefit most from Equiderma™ Neem & Aloe or Fly Bye! Plus, as they use gentler, natural ingredients.
Best Fly Spray With Added Coat Conditioning
- Pyranha® Wipe N' Spray, Pyranha® Legacy®, and UltraShield® EX stand out with their added coat conditioners, giving your horse a beautiful shine while offering protection.
Selecting the right fly spray isn't just about repelling pests – it's about matching the product to your horse's specific needs, activity level, and environment. Whether you lean towards chemical formulas for maximum durability or natural options for gentle, eco-friendly care, this guide will help you navigate the choices confidently.
