Satiety fibre and prebiotic fibre can overlap, but they are not the same idea.
Satiety focused fibre is chosen for fullness. It may add viscosity, volume or slower meal movement. Psyllium husk is often discussed here because it forms a thick gel when hydrated. Glucomannan is another gel forming fibre used in fullness conversations.
Prebiotic fibre is chosen for the microbiome. It is used by beneficial gut bacteria and may support short chain fatty acid production. PHGG, acacia fibre, inulin, FOS and resistant starch are common examples, though their tolerance can differ.
A fibre can sometimes do more than one job, but no fibre does every job equally. A light prebiotic fibre may not make a shake feel thick. A strong gel forming fibre may not be the gentlest microbiome fibre for everyone.
For Indian meals, use this distinction practically. If hunger is the issue, build protein plus fibre meals with dal, vegetables, whole grains and possibly a satiety fibre. If gut bacteria support is the goal, focus on plant variety and prebiotic fibres.
Do not ask only how many grams of fibre are present. Ask what the fibre is meant to do.
Different goals need different fibre behaviour.
Before reaching for any fibre product, decide what job you are hiring it for. Fullness and microbiome support rarely come from the same scoop.