The product description notes that the fibre in this topping does more than simply bulk it out: it slows the passage of food through the digestive tract and helps create a steadier feeling of satiety after eating. This is consistent with the widely understood role of dietary fibre, which adds volume and can moderate the absorption of nutrients, leading to a more gradual release of energy.
In a single serving (typically a spoonful), the amount of fibre is one component among many. Its impact on satiety is cumulative—it works best as part of a meal that includes other fibre sources (like the oatmeal, fruit or yoghurt you might pair it with) and adequate protein and fluids. If you're using the topping to make a plainer food like skyr or quark more appealing, the fibre adds a functional benefit alongside the flavour, but it's not a magic appetite suppressant. For those reducing sugar, the combination of sweet taste and fibre can help make a lighter snack feel more substantial and satisfying, which supports sticking to a balanced eating plan over time. As with any food, individual responses vary, and it's not a substitute for a varied diet.