Does psyllium work?

Overall Effectiveness Rating for Psyllium

The overall effectiveness rating for psyllium is 2.9 out of 3. This rating means there is ample evidence that using psyllium will lead to positive results.

Overall Confidence Rating for Psyllium

There are 7 studies in the database on psyllium; the confidence rating is 40. A score above 80 means the effectiveness rating for this supplement is reliable. A score under 80 means there is insufficient evidence to ensure a reliable effectiveness rating. Note, this rating is for psyllium as a whole. There are also individual ratings for the claims below.

Products Containing Psyllium

Products Containing Psyllium
FSN Burn
Full list of all 1 products containing Psyllium.

Individual Claims

The overall ratings above do no necessarily reflect each claim about psyllium. Individual claims can have higher or lower ratings. For example, some supplements may have a lot of backing for one claim, but be completely useless for another. Click on claims below for more information.

Body Composition (weight, muscle, body fat) Claims Effectiveness Rating Confidence Rating
decrease body fat
increase weight loss

Cardiovascular Health Claims Effectiveness Rating Confidence Rating
lower blood pressure
lower LDL (bad) cholesterol levels
increase HDL (good) cholesterol levels
lower total cholesterol levels

General Health Claims Effectiveness Rating Confidence Rating
improve insulin sensitivity


Title of Study
Effects of psyllium on glucose and serum lipid responses in men with type 2 diabetes and hypercholesterolemia
Long-term cholesterol-lowering effects of psyllium as an adjunct to diet therapy in the treatment of hypercholesterolemia
Psyllium decreased serum glucose and glycosylated hemoglobin significantly in diabetic outpatients
Psyllium improves dyslipidaemia, hyperglycaemia and hypertension, while guar gum reduces body weight more rapidly in patients affected by metabolic syndrome following an AHA Step 2 diet
Psyllium supplementation in adolescents improves fat distribution & lipid profile: a randomized, participant-blinded, placebo-controlled, crossover trial
The effect of a fibre supplement compared to a healthy diet on body composition, lipids, glucose, insulin and other metabolic syndrome risk factors in overweight and obese individuals
The effects of 12-week psyllium fibre supplementation or healthy diet on blood pressure and arterial stiffness in overweight and obese individuals