> glycemic index of 0 That doesn't necessarily help. Saccharin, aspartame and acesulfame-K have all glycemic index of 0, but have been found to alter food pref

> glycemic index of 0 That doesn't necessarily help. Saccharin, aspartame and acesulfame-K have all glycemic index of 0, but have been found to alter food preferences in humans. cf. Roberts et al., Uncoupling sweet taste and calories: Comparison of the effects of glucose and three intense sweeteners on hunger and food intake, Physiology & Behavior 1988 https://doi.org/10.1016/0031-9384(88)90207-7 https://doi.org/10.1016/0031-9384(88)90207-7