Archive · 21 Sep 2026
Doctors Explain Isabgol’s Gut, Blood Sugar, and Cancer Claims
Isabgol is also called psyllium husk, and it is a type of fibre.
It absorbs water and forms a soft gel in the gut.
This can help people have more regular bowel movements.
It may also slow down how quickly sugar from food enters the blood.
Isabgol can support helpful bacteria in the gut.
Those bacteria may help keep the gut less inflamed.
Some experts say fibre-rich diets are linked with a lower risk of colorectal cancer.
However, isabgol alone has not been proven to prevent cancer.
It must be taken with plenty of water and should not replace medical care.
Oncologist Dr Vartika Vishwani says isabgol provides fibre that supports gut health, blood sugar, cholesterol, and potentially cancer-risk reduction.
Gastroenterologist Dr Sujit Nair says psyllium absorbs water, forms a gel, and helps regulate bowel movements.
Psyllium may slow carbohydrate absorption when taken before or with meals, but it is not a diabetes treatment.
Experts say fibre-rich diets are associated with lower colorectal cancer risk, though psyllium is not a standalone preventive measure.
Isabgol should be taken with plenty of water, and people using medication or managing medical conditions should seek professional guidance.
- Who
- Oncologist Dr Vartika Vishwani and gastroenterologist Dr Sujit Nair discussed the effects and precautions of isabgol.
- What
- The experts explained that isabgol may support digestion, bowel regularity, blood-sugar control, and gut health, while its cancer-risk claims require caution.
- When
- The articles do not specify when the comments were made.
- Where
- Dr Vartika Vishwani’s comments appeared in an Instagram post; Dr Sujit Nair was identified with KIMS Hospitals, Thane.
- Why
- The discussion addressed whether isabgol offers benefits beyond relieving constipation and explained how fibre may affect the gut and metabolism.
Potential Benefits
Evidence Limits
Cancer-risk reduction
Potential Benefits
Dr Vartika Vishwani describes fibre as protective and says psyllium may reduce long-term cancer risk by shortening contact between harmful substances and the intestinal wall and supporting a healthier gut environment.
Evidence Limits
Dr Sujit Nair says fibre-rich diets are associated with lower colorectal cancer risk, but the connection is indirect and psyllium should not be treated as a standalone preventive measure.
Blood-sugar control
Potential Benefits
Psyllium may help control blood sugar by slowing carbohydrate absorption, particularly when taken before or with meals.
Evidence Limits
Dr Nair says it is not a treatment for diabetes and should be used only as part of a balanced diet and medical care.
- Also known as
- Isabgol or psyllium husk
- Main function
- Absorbs water and forms a gel-like substance in the gut
- Blood sugar
- May slow carbohydrate absorption and reduce sharp rises in blood sugar when taken before or with meals
- Gut health
- Supports beneficial gut bacteria and bowel regularity
- Cancer evidence
- Fibre-rich diets are linked to lower colorectal cancer risk, but psyllium is not a standalone preventive measure
- Recommended caution
- Take with plenty of water to avoid discomfort from excessive thickening in the gut
- Medical guidance
- People with medical conditions or taking medication should use it under professional guidance