Says Holo Taco Glossy Taco makes a huge difference in longevity and extends the wear of every polish brand they own, while the Holo Taco base coat's effect is harder to notice.
“HT Base coat: harder to notice a difference esp when using with non HT polish. But not worse. HT Glossy Taco: huge difference in longevity with non-HT polish. Any brand polish I own has”