Given that inulin is only 35% as sweet as sugar, it’s normally coupled with One more sweetener. The sweetener Swerve is probably the preferred keto sweetener that contains prebiotic fiber. Swerve incorporates a mixture of oligosaccharides and erythritol. European Journal of Medical Nutrition 1994: Digestion and absorption of sorbitol, maltitol https://judahenvem.blogdon.net/how-much-sugar-can-you-have-on-keto-no-further-a-mystery-44277996