Scientists have uncovered the hidden genetic secret behind why some stevia tastes smooth and sugar-like while other varieties leave a bitter aftertaste.

“The Secret Behind Stevia’s Sweet Taste Revealed”

Researchers at the University of Toyama discovered that special genes inside stevia leaves control the production of premium sweet compounds such as Rebaudioside D and M — molecules known for delivering cleaner sweetness with less bitterness.

Using advanced genome mapping and cell-level analysis, the team revealed that sweetness depends not only on which genes the plant has, but also on exactly where those genes are activated inside the leaf.

This breakthrough could help scientists develop next-generation natural sweeteners that taste better, reduce sugar consumption, and improve healthier food products around the world.

As demand for low-sugar foods continues growing, discoveries like this may completely transform the future of natural sweeteners and the global food industry.