Comparing Metamucil vs Psyllium

View side-by-side comparisons of medication uses, ratings, cost, side effects and interactions.
Metamucil (psyllium)	Psyllium	Enter another drug to compare

View side-by-side comparisons of medication uses, ratings, cost, side effects and interactions.
Metamucil (psyllium)	Psyllium	Enter another drug to compare
Over-the-counter Metamucil is a fiber supplement that may be used to treat constipation, improve stool consistency, and lower cholesterol. When used to treat constipation, adequate daily fluid intake is vital to... View more	Over-the-counter Prescribed for Irritable Bowel Syndrome, Constipation, Dietary Fiber Supplementation, Diarrhea - Chronic. Psyllium may also be used for purposes not listed in this medication guide.	Related suggestions Constipation Docusate MiraLAX Colace Dulcolax Bisacodyl Polyethylene glycol 3350 Irritable Bowel Syndrome Dicyclomine Bentyl Hyoscyamine Linzess Amitriptyline Donnatal Dietary Fiber Supplementation Natural Fiber Therapy Hydrocil Popular comparisons Metamucil vs MiraLAX Metamucil vs Citrucel Metamucil vs Konsyl
More about Metamucil (psyllium)	More about Psyllium
Ratings & Reviews
Metamucil has an average rating of 7.0 out of 10 from a total of 76 ratings on Drugs.com. 63% of reviewers reported a positive effect, while 28% reported a negative effect.	Psyllium has an average rating of 7.3 out of 10 from a total of 97 ratings on Drugs.com. 67% of reviewers reported a positive effect, while 25% reported a negative effect.
View all 76 reviews	View all 97 reviews
Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified.
Bloating (11.8%) Gas (9.2%) Pain (6.6%) Cramps (5.3%) Upset stomach (5.3%) Constipation (3.9%) Diarrhea (3.9%) View all Metamucil side effects	Bloating (9.3%) Gas (7.2%) Pain (6.2%) Cramps (5.2%) Diarrhea (4.1%) Upset stomach (4.1%) Constipation (3.1%) View all Psyllium side effects
Drug Class
Laxatives	Laxatives
Generic Availability
N/A	Lower cost generic
Pricing and Coupons * Prices are without insurance
We could not find an exact match for this medicine. Try searching the Price Guide directly.	We could not find an exact match for this medicine. Try searching the Price Guide directly.
Get free Discount Card	Get free Discount Card

Dosage Forms
N/A	Oral capsule Oral powder for reconstitution
Brand Names
Other psyllium brands include: Fiber Therapy, Fiberall, Hydrocil, Konsyl, Konsyl-D, Konsyl-Orange, Metamucil Berry Burst Smooth Texture Sugar Free, Metamucil Orange Coarse Milled Original Texture, Metamucil Orange Smooth Texture, Metamucil Orange Smooth Texture Sugar Free, Metamucil Smooth Texture, Metamucil Unflavored Coarse Milled Original Texture, Metamucil Unflavored Smooth Texture Sugar Free, Natural Fiber Therapy, Reguloid View more	Fiber Therapy, Fiberall, Hydrocil, Konsyl, Konsyl-D, Konsyl-Orange, Metamucil, Metamucil Berry Burst Smooth Texture Sugar Free, Metamucil Orange Coarse Milled Original Texture, Metamucil Orange Smooth Texture, Metamucil Orange Smooth Texture Sugar Free, Metamucil Smooth Texture, Metamucil Unflavored Coarse Milled Original Texture, Metamucil Unflavored Smooth Texture Sugar Free, Natural Fiber Therapy, Reguloid View more
Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value.
N/A	N/A
CSA Schedule ¹ View glossary of CSA terms
N Not a controlled drug Is not subject to the Controlled Substances Act.	N Not a controlled drug Is not subject to the Controlled Substances Act.
Pregnancy Category
N Category N Not classified See the full pregnancy warnings document.	N Category N Not classified See the full pregnancy warnings document.
Drug Interactions
A total of 29 drugs are known to interact with Metamucil: 2 moderate drug interactions (15 brand and generic names) 27 minor drug interactions (106 brand and generic names)	A total of 29 drugs are known to interact with Psyllium: 2 moderate drug interactions (15 brand and generic names) 27 minor drug interactions (106 brand and generic names)
Alcohol/Food/Lifestyle Interactions
Psyllium may interact with other medications if given at the same time. This can cause your other... View more	Psyllium may interact with other medications if given at the same time. This can cause your other... View more
Disease Interactions
Intestinal obstruction Inflammatory bowel disease Intestinal obstruction disorders Renal dysfunction	Intestinal obstruction Inflammatory bowel disease Intestinal obstruction disorders Renal dysfunction
First Approval Date
N/A	N/A
WADA Class View classifications
N/A	N/A
More Information
Side effects Drug interactions Dosage Pregnancy warnings Breastfeeding warnings Support group	Side effects Drug interactions Dosage Pregnancy warnings Breastfeeding warnings Support group En español
Patient Resources
Metamucil uses	Psyllium uses
Professional Resources
N/A	N/A
Related Treatment Guide
Irritable Bowel Syndrome Constipation Dietary Fiber Supplementation	Irritable Bowel Syndrome Constipation Dietary Fiber Supplementation Diarrhea - Chronic

¹ The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Medical Disclaimer

Comparing Metamucil vs Psyllium

Further information

Compare Drugs