Others say it covers the human scent (it might, but this seems unlikely to make a big difference). WD-40 addresses the myth on its website, saying: “While WD-40 can be used to help protect fishing equipment from rust and corrosion, WD-40 Company does not recommend using it to attract fish.”

What does WD-40 do to fish?

What Should You Use WD-40 For While Fishing. When applied directly to your fishing equipment, WD-40 will create a layer of protection to shield it from corrosion and rust. However, the company itself does not recommend that you use the product for the sole purpose of attracting fish.

Does WD-40 have fish oil in it?

“Norm Larsen, founder of Rocket Chemical Company, is considered the original founder of WD-40,” according to wd40.com. … WD-40 does not contain fish oil, contrary to a popular myth, nor does it contain silicone, kerosene, water, wax, graphite, chlorofluorocarbons (CFCs).