Inside your eyeball is a gel-like substance made up of water, collagen, and hyaluronic acid.

The gel-like substance surrounded the fruit bodies probably helps prevent the fungus from drying out when exposed to air by sinking water levels.

This treatment is a gel-like substance given by a shot into the knee.

Syneresis is the expulsion of a liquid from a gel-like substance.

The black Lycra design is saturated with a water-soluable, gel-like substance.

The back compartment of the eye is filled with a gel-like substance called vitreous humor.

Soluble fiber partly dissolves in water, creating a gel-like substance that helps lower cholesterol.

The seeds are covered in a gel-like substance.

Agar contains a gel-like substance that bulks up in the gut.

Hey, what about my pen, which appears to be filled with either a gel-like substance or a liquid?