Are rare sugars like allulose a healthy alternative to traditional sweeteners? Allulose is a kind of low-calorie sugar that exists naturally in very small quantities but is now industrially produced as a commercial sweetener. It’s said to have advantages that make it comparable to erythritol as a sugar substitute. It’s also said to have anti-diabetic effects, but that study was on obese mice. Allulose decreases LDL cholesterol levels in hamsters fed a high-fat diet and is said to have a substantial impact on obesity in lard-munching mice, but what about men and women? In a petri dish, allulose...