The product: Buggzo! The buzz: Help your horse fight the flies from the inside out with a tasty supplement that goes in his daily feed. HorseTech’s Buggzo! supplement is a non-chemical, feed-through fly-control pellet that uses garlic and vinegar as its main pest-fighting ingredients. What you’ll like: No gloves needed. This formula is easy to feed and isn’t sticky or powdery. Once you’ve been feeding this supplement for two weeks, your bug-prone horse should be dealing with fewer flies and other pesky insects. More info: Starting at $63.95; horsetech.com.