Wondercide is proven to work without the conventional ingredients. Our lineup of plant-powered sprays, spot ons, collars, and shampoos harness the power of nature to do the job. Lab-tested to protect your pet from fleas, ticks, and mosquitoes. Loved by people, pets, and pollinators. It’s all good.
Repels and prevents
Dogs ages 4+ months
Cats ages 4+ months
Conventional flea-and-tick collars
Lab tested and proven to work
Repels fleas and ticks up to 4 months
Repels mosquitoes up to 1 month
Fresh peppermint scent
Made with steam-distilled natural essential oils
Made without artificial colors, dyes, or fragrance
Safe around the whole family when used as directed
USA made with U.S. and global components
Holistic vet approved
1.Remove collar from box and bag inside. Remove and discard the inner nylon strip by pulling on the round tab on the inner side of the collar.
Flea & Tick Collar is water resistant, not waterproof. Remove before bathtime or swims.
Peppermint oil has been shown in some studies to reduce natural milk production. If you or your pet are pregnant or nursing choose one of our scented Flea & Tick sprays in Cedarwood, Rosemary, or Lemongrass.
If you have an active infestation or you would like added layers of protection, use Flea & Tick Collar with:
Flea & Tick Shampoo
Flea & Tick Pets + Home
Flea & Tick Yard + Garden