Separating sweetness intensity from blood sugar impact
A sweetener has two largely independent properties: how sweet it tastes relative to table sugar, and how much it raises blood glucose. Sugar sets the baseline at a relative sweetness of about 1 and a glycemic index near 65. High-intensity sweeteners like stevia and sucralose are hundreds of times sweeter by weight yet contribute essentially no glucose, so tiny amounts replace sugar's sweetness with little glycemic effect.
Allulose is a rare sugar that tastes slightly less sweet than sugar but is largely not metabolised for energy and has minimal glycemic impact, while honey is roughly as sweet as sugar and does raise blood glucose.
What low-glycemic sweeteners do and do not settle
A near-zero glycemic value means a sweetener avoids the direct blood-sugar spike of sugar, which is its main appeal in diabetes-aware eating. It does not by itself prove broader health benefits, and questions about appetite, taste preference, and longer-term effects of some sweeteners are still being studied.
This is general educational information, not medical advice. People managing diabetes or other conditions should set sweetener choices with a qualified professional rather than from sweetness or glycemic figures alone.