Synthetic Flavouring Ingredient WS-3 is one of the most widely used cooling agents and is derived from menthol, although it is virtually odorless and has no taste. It provides a fast-acting cooling effect and primarily affects the roof of the mouth, the back of the mouth, and the back of the tongue.

Synthetic Flavouring Ingredient Cooling agent powder WS-23 is for artificial flavouring agents and synthetic flavouring ingredients which can be long-lasting cooling effect for chewing gum, high temperature resistant and no bitter & spicy taste of mint. WS-23 is generally added at the end of the gum manufacturing process either in the coating or in the gum base, and is natural and artifical flavors.