NOW Foods Psyllium Husk 500 mg Review
#5 of 8 · Best value✓ Label verified · Supplement Facts read Sep 7, 2026Real retailer photo, cut out. Label unedited.
Buy it. The same psyllium satiety mechanism as #2, at the lowest cost per serving on the list. NOW Psyllium Husk gives you the pre-meal satiety mechanism backed by Brum 2016 — fills the stomach, slows emptying — in a huge 500-count bottle at the lowest cost per serving here.
Lowest cost per serving (fibers)Lowest per serving on the list (500-count bottle)
Why It Scores 8.5 — And The Label Line Behind Each Number
Evidence for satiety
40% of scoreBacked by the same psyllium satiety evidence as the Metamucil pick (Brum 2016): before meals it fills the stomach and slows emptying to reduce hunger. It scores a touch below #2 on this axis only because that trial used the branded Metamucil product specifically; the psyllium mechanism itself is identical.
- Active
- Psyllium husk soluble fiber, 500 mg per capsule
Mechanism & dose
25% of scoreClear soluble-fiber mechanism, but the dose delivery is the limiting factor: at 500 mg per capsule you need several caps to reach a meaningful pre-meal fiber amount. The ingredient is right; the per-capsule fiber load is simply modest, as it is for any psyllium capsule.
- Dose
- Several caps before meals with a full glass of water
Purity & testing
20% of scoreNon-GMO Project Verified, vegan, and GMP-quality from a trusted brand — a clean single-ingredient soluble fiber with no proprietary blend. Solid, transparent quality for a hype-prone category.
Value (cost per serving)
15% of scoreThe best value on the list. A 500-count bottle drives the cost per serving to the lowest of any fiber here, making it the smart, sustainable re-buy for anyone who responds to psyllium and wants to keep costs down.
- Size
- 500 veg capsules — large supply
- Value
- Lowest cost per serving on the list (500-count bottle)
- More Specs
- Bonus
- Cholesterol support + regularity, like all psyllium
- Quality
- Non-GMO Project Verified, vegan, GMP-quality
Label verified. Every figure read from the Supplement Facts photo, Sep 7, 2026.
Marketing Claims Vs. Reality
Psyllium fiber supports fullness before meals.
Supported by Brum 2016, which found psyllium before meals reduced hunger and raised fullness in two double-blind trials. This is the same psyllium mechanism, so the satiety claim holds — the appetite effect comes from the fiber, not the brand.
Non-GMO Project Verified, vegan, natural soluble fiber.
The product is a Non-GMO Project Verified, vegan, single-ingredient psyllium husk capsule from NOW, consistent with the listing and the brand's GMP-quality manufacturing.
Supports intestinal health and regularity.
Psyllium's regularity and digestive benefits are well established and recognized by health authorities. Accurate for this soluble fiber and a genuine bonus alongside the pre-meal satiety use.
What Our Test Actually Found
Same fiber, lowest price — the honest value pick
NOW Psyllium Husk does exactly what the Metamucil pick does — the same soluble-fiber satiety mechanism (Brum 2016) — for the lowest cost per serving on the list. The 500-count bottle is the reason: it drives the per-dose price to the bottom of the category. For anyone who has confirmed they respond to psyllium and just wants the cheapest sustainable supply, this is the rational re-buy. You're not sacrificing the mechanism, only the branded pedigree of the studied product.
The capsule count is the real trade-off
At 500 mg per capsule, you'll swallow several before a meal to reach a meaningful pre-meal fiber dose. That's the honest math on every psyllium capsule, and it's the main reason this sits at #5 rather than higher. If a handful of capsules per dose bothers you, a psyllium powder hits the same amount in one scoop. If you prefer no mixing and don't mind the count, the convenience and the huge supply make it easy to stick with.
Clean, verified, and vegan
This is a Non-GMO Project Verified, vegan, GMP-quality single-ingredient fiber — no proprietary blend, no additives, no hype label. In a category full of dressed-up 'appetite' formulas, that plain honesty is a feature. You know exactly what you're taking, it's third-party verified for non-GMO status, and it's suitable for vegan diets, which not every capsule shell is.
Bonus benefits come free with the fiber
Like all psyllium, this comes with well-established cholesterol-lowering and regularity benefits on top of the pre-meal satiety effect. That combination is something no herbal appetite pill can match, and it makes the low price look even better — you're getting three benefits from one cheap, clean fiber. Take it consistently with plenty of water before meals to get all of them.
Full analysis: all pros & cons (8), buy if / skip if
- Same psyllium satiety mechanism backed by Brum 2016 — fills the stomach, slows emptying
- Huge 500-count bottle = the lowest cost per serving among the fibers
- Non-GMO Project Verified, vegan, GMP-quality from a trusted brand
- Bonus cholesterol and regularity benefits, like all psyllium
- Clean single-ingredient fiber — no proprietary blend or additives
- At 500 mg per cap you swallow several to reach a meaningful pre-meal fiber dose
- Lacks the specific brand pedigree of the exact psyllium used in the trials
- Must be taken with plenty of water; gas/bloating possible when you first start
- You respond to fiber and want the lowest cost per serving on the list
- You want a huge 500-count bottle for a long, cheap supply
- You value a Non-GMO Project Verified, vegan, GMP-quality psyllium
- You'll take it before meals with a full glass of water and ramp up gradually
- You want the exact psyllium studied in the satiety trials — that's Metamucil (#3)
- You dislike swallowing several capsules per dose — a powder is more efficient
- You want the most concentrated fiber — glucomannan (#1) delivers more fullness per gram
NOW Psyllium Husk gives you the pre-meal satiety mechanism backed by Brum 2016 — fills the stomach, slows emptying — in a huge 500-count bottle at the lowest cost per serving here. It's Non-GMO Project Verified, vegan, and GMP-quality, with bonus cholesterol and regularity benefits. The catch: at 500 mg per cap you swallow several per meaningful dose, and it lacks the studied brand pedigree. For the cheapest sustainable fiber supply, it's a smart buy.
NOW Psyllium Husk is the value play among the evidence-backed fibers — the same satiety mechanism as the Metamucil pick (Brum 2016) at the lowest cost per serving on the list, thanks to a 500-count bottle. It's the workhorse of fibers: cheap, clean, and effective for what it does, Non-GMO Project Verified and vegan. It lands at #5 rather than #2 for two practical reasons — at 500 mg per capsule you need several to hit a meaningful pre-meal dose, and it lacks the specific brand pedigree of the exact product used in the trials. But the psyllium itself is identical in function. If you respond to fiber and want the cheapest sustainable supply, this is the smart re-buy. Take it with a full glass of water before meals and ramp up gradually. Here's the full breakdown.
The value pick among the evidence-backed fibers — buy it for the cheapest sustainable supply, accept the cap count.
NOW Psyllium Husk is the value play among the evidence-backed fibers: the same satiety mechanism as the Metamucil pick (Brum 2016) at the lowest cost per serving on the list, thanks to a 500-count bottle. It's cheap, clean, and effective for what it does, Non-GMO Project Verified and vegan. It lands at #5 rather than #2 for two practical reasons — at 500 mg per capsule you need several to hit a meaningful pre-meal dose, and it lacks the specific brand pedigree of the exact product used in the trials. But the psyllium itself is identical in function. If you respond to fiber and want the cheapest sustainable supply, this is the smart re-buy. Take it with a full glass of water before meals and ramp up gradually.
If This Doesn’t Fit — Try These
02ON Gold Standard Whey
This is the pick that follows the evidence to its logical end: the single most reliable, best-tolerated 'appetite suppressant' available over the counter is protein, and a quality whey is the easiest way to get more of it.
01NOW Glucomannan 575 mg
For an honest, evidence-first appetite tool, glucomannan is the one to start with — and NOW's is the trustworthy, affordable version.
03Metamucil 3-in-1 Psyllium Capsules
If you want the appetite tool with the cleanest pre-meal satiety evidence, psyllium is it, and Metamucil is the brand that was actually studied.
Quick Answers
Is this the same psyllium as Metamucil?
Functionally, yes — it's the same soluble fiber working by the same mechanism. Psyllium husk swells into a gel that fills the stomach and slows emptying, and taking it before meals reduces hunger and raises fullness (Brum 2016, PMID 27166077). What differs is brand pedigree and format: Metamucil is the exact product used in the satiety trials, while NOW's is a no-frills, Non-GMO Project Verified, vegan capsule at a lower cost per serving. If you respond to fiber and want the cheapest sustainable supply, NOW's is the smart re-buy.
How many capsules do I need per dose?
Each capsule is 500 mg, so to reach a meaningful pre-meal fiber dose of several grams you'll take several capsules with a full glass of water before your meal. That's the honest math on any psyllium capsule, NOW's included — the low fiber-per-cap is dictated by how little powder fits in a 500 mg shell. If swallowing a handful of capsules bothers you, a psyllium powder reaches the same dose in one scoop; if you prefer the no-mix convenience, the 500-count bottle keeps you supplied for a long time.
Why is it cheaper but ranked below Metamucil?
Two practical reasons, both honest. First, at 500 mg per capsule you need several to hit a meaningful pre-meal dose, so the convenience is slightly lower than a more concentrated option. Second, it lacks the specific brand pedigree of the exact psyllium used in the Brum 2016 satiety trials. The psyllium itself is identical in function, Non-GMO Project Verified, and vegan — so it ranks #5 as the value pick rather than #2, not because it works less well.
How do I take psyllium safely?
Always with plenty of water — a full glass with each dose — so the gel forms properly and never thickens in your throat. Take it before meals so the fiber has time to swell, and ramp up gradually because soluble fiber commonly causes gas or bloating when you first add it. Consistent daily use is what makes the satiety, cholesterol, and regularity benefits show up. Never take psyllium dry or with just a sip.
Sources & Further Reading
2 peer-reviewed sources, each linked to PubMed
- [1] Brum 2016 PMID 27166077 — Satiety effects of psyllium in healthy volunteers. Two randomized, double-blind, placebo-controlled crossover trials in healthy adults. Psyllium taken before breakfast and lunch reduced inter-meal hunger and desire to eat and increased fullness versus placebo — the same soluble-fiber satiety mechanism this product delivers.
- [2] Keithley 2005 PMID 16320857 — Glucomannan and obesity: a critical review. Critical review establishing the viscous soluble-fiber satiety mechanism — a gel that fills the stomach and slows gastric emptying — shared by psyllium and glucomannan as pre-meal fullness aids.
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