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Fibre (psyllium / isabgol)
Also called: fibre, fiber supplement
The part of plant foods the body cannot digest. Psyllium husk (isabgol) is a common soluble fibre supplement.
- Why people take it
- Constipation, digestion, cholesterol, blood sugar and feeling full.
- What the evidence says
- Psyllium helps constipation and lowers LDL cholesterol a little. Most people eat less fibre than recommended (about 25 g a day or more).
- Be careful
- Drink plenty of water with it, or it can cause blockage. Take medicines 2 hours apart from fibre supplements, as fibre can reduce their absorption. Start slowly to avoid gas and bloating.
- In food
- Whole grains, dals and beans, vegetables, fruit, nuts.
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Common questions
What is Fibre?
The part of plant foods the body cannot digest. Psyllium husk (isabgol) is a common soluble fibre supplement.
Why do people take Fibre?
Constipation, digestion, cholesterol, blood sugar and feeling full.
Does Fibre work?
Psyllium helps constipation and lowers LDL cholesterol a little. Most people eat less fibre than recommended (about 25 g a day or more).
Is Fibre safe?
Drink plenty of water with it, or it can cause blockage. Take medicines 2 hours apart from fibre supplements, as fibre can reduce their absorption. Start slowly to avoid gas and bloating.
Sources and further reading
Last reviewed 31 October 2026. Written by Satya Babu.
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