However, it is important to distinguish between different types of nitrites:

Some studies have linked the use of certain nitrites, specifically isopropyl nitrite, to "poppers maculopathy," a form of vision loss caused by damage to the retina. Public Health Resources

Nitrites act as vasodilators, which means they cause the blood vessels to widen and blood pressure to drop. Because of these physiological effects, there are significant health risks associated with their use:

Navigating the information regarding substances often referred to as "poppers" requires an understanding of UK chemical and medicinal regulations. The Legal Landscape

The liquid is corrosive and can cause chemical burns if it touches the skin or eyes. Ingesting the liquid is toxic and can be fatal.