Priced per 5 g fiber

Psyllium price comparison

As of Nov 7, 2026, the cheapest psyllium on our list is Piping Rock Psyllium Husks at $0.17 per 5 g fiber, 46% less per 5 g fiber than Metamucil.

What is it?
A soluble fiber from the husks of Plantago ovata seeds.
Why do people take it?
People take it for regularity and to get more fiber.
What does the research say?
Strong evidence. Strong for regularity. It is one of the few supplements with an FDA-authorized heart-health claim, tied to a diet low in saturated fat and cholesterol.

General information, not medical advice. Check with a doctor or pharmacist if you are pregnant, take medication or have a health condition.

10 prices from 6 stores, checked Nov 7, 10:01 AM ET

How we price it

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Cheapest psyllium vs Metamucil

Popular brand

Metamucil Sugar-Free Orange Smooth Fiber Powder · 36.8 oz

$0.32 per 5 g fiber

$34.99 a container · Price checked Sep 22, 2026 at Target

Best for other needs

10 productsPrices checked Nov 7, 10:01 AM ETStore price at checkout is final

Costs less than Metamucil

Also on this list

A row goes up only when the store page states the fiber per serving and the count. The fiber on the label is the dose, not the powder weight. Affiliate links, when we have them, don't change the price.

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Cheaper alternatives

Brand vs brand

Psyllium buying guides

Psyllium prices: questions

What is the cheapest psyllium right now?
As of Nov 7, 2026, the cheapest psyllium on our list is Piping Rock Psyllium Husks at $0.17 per 5 g fiber, 46% less per 5 g fiber than Metamucil. Prices on the list run from $0.17 to $0.66 per 5 g fiber.
What is the cheapest third-party tested psyllium?
None of the psyllium products on our list today is listed in a testing program's database that we check (NSF, USP, Informed Sport, Informed Choice or IFOS). We mark a product as tested only after finding it in that database.
How much does psyllium cost per 5 g fiber?
The median price on our list is $0.28 per 5 g fiber, across 10 prices from 6 stores. Metamucil, a brand people already buy, costs $0.32 per 5 g fiber.
How do you compare psyllium prices?
Prices shown per 5 g of fiber, not the powder or husk weight. We divide each store price by the amount in the container, so a big tub and a small bottle compare fairly.
How often are prices checked?
Once a day, from each store's own page. The last check was Nov 7, 10:01 AM ET. We don't sell the products, and affiliate links never change the order.
Every psyllium product we price (10)