Foods and drinks containing calorie-free sweeteners like stevia and sucralose seem to be everywhere these days. But are these sugar substitutes all the same?

Dear M.W.: Stevia is a natural extract of the Stevia rebaudiana plant. The raw leaves are not considered safe, but purified ...

“Historically, solubility limitations prevented the best-tasting sweet component of the stevia leaf, Reb M, from being used in concentrated systems,” she said. “That reality restricted ...