Fiber Supplement
PassFiber Supplement scores 66 out of 100, a Pass. Shoppers spend an estimated $15.3M a year here, demand is soft, at -7.2% this quarter, and an estimated 0.0% of orders come back.
- Flapen Score
- 66 / 100Top 3% of 14,768 Health & Household niches · +17 vs the category median of 4966
- Market size
- $15.3M/yr8.5M searches / yr
- 90-day growth
- -7.2%search demand this quarter
- Competition
- 41%top-5 click share · 23 brands · 212 sellers
Flapen Score
Fiber Supplement against its category
The dotted line is the Health & Household average. Past it, Fiber Supplement is stronger. Inside it, weaker.
Market
The Fiber Supplement market on Amazon at a glance
Shoppers on Amazon United States searched for Fiber Supplement 8.5M times last year and spent an estimated $15.3M. The top 5 brands take 74% of clicks. Flapen scores it 66 out of 100, a Pass.
01 · Demand
An estimated 8.6% of those searches ended in a purchase.
Shoppers searched for this 8.5M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 8.6% of those searches ended in a purchase. Searches in the last 90 days moved -7.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $15.3M a year.
- Searches, last 12 months
- 8.5M
- Growth, 90 days vs prior 90
- -7.2%
- Conversion, latest week
- 8.6%
- Market size, estimated
- $15.3Ma year
- Peak month
- March1.6× the quietest month
- Top search term
- fiber supplement2.9M searches a year
02 · Price
A sale here is worth $21.06.
Listings sell for $21.06 on average, from $9.58 to $58.04. Amazon reports units sold in ranges. This niche sold 600K to 800K a year. The average listing sells 20,000 to 25,000 of them. At $21.06 that is $421K to $527K a year per listing.
- Average price
- $21.06inside the $15 to $100 sweet spot
- Price range
- $9.58–$58.04
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 600K–800K
- Units per listing a year
- 20,000–25,000
- Revenue per listing a year
- $421K–$527K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
84% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.3% of listings are out of stock. The average listing ranks #63 within Digestive Supplements. It carries 10,151 reviews at 4.53 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 84%
- Prime listings
- 100%
- Out of stock, average day
- 0.3%
- Average rank
- #63in Digestive Supplements
- Average rating
- 4.53 starsAmazon United States average 4.42 stars
- Average reviews
- 10,151per listing
- Listings tracked
- 37
04 · Newcomers
3 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 68 months on average, so the names here are established.
- Launched, last 12 months
- 3
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 68 months
Products
Top Fiber Supplement products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 25, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Metamucil Psyllium Husk GLP-1 Friendly Fiber Capsules 300 Capsules 3-in-1 Fiber Supplement Daily Psyllium Husk Fiber Capsules Help Support Digestive Health by Promoting Regularity*
- Price
- $32.99
- Rating
- 4.6/5
- Reviews
- 26,964
- Age
- 13y ago

NOW Foods Supplements Psyllium Husk Caps 500 mg Non-GMO Project Verified Natural Soluble Fiber Intestinal Health* 200 Veg Capsules
- Price
- $10.49
- Rating
- 4.6/5
- Reviews
- 31,631
- Age
- 20y ago

Metamucil 4-in-1 Psyllium Husk GLP-1 Friendly Fiber Supplement Sugar-Free 180 teaspoons Orange Flavored Daily Fiber Powder for Digestive Health made with Plant-Based Psyllium Husk Fiber
- Price
- $33.71
- Rating
- 4.7/5
- Reviews
- 35,140
- Age
- 17y ago

Benefiber Daily Prebiotic GLP-1 Friendly Fiber Supplement Powder for Digestive Health Unflavored - 250 Teaspoons (17.6 Ounces)
- Price
- $21.93
- Rating
- 4.7/5
- Reviews
- 9,314
- Age
- 10y ago

Metamucil Fiber Gummies for Adults No Sugar Added Orange Flavor 5g Prebiotic Plant Based Fiber Supplement Blend 120 Count
- Price
- $23.70
- Rating
- 4.6/5
- Reviews
- 17,254
- Age
- 3y ago
Trending
estimated 90-day click momentum
Physicians CHOICE Fiber Gummies for GLP-1 Support - No Sugar Added & Vegan - Raspberry Lemon - Natural Chicory Root Prebiotic Fiber Gummy - Digestive Health & Regularity for Women & Men - 60CT
- Price
- $15.35
- Rating
- 4.4/5
- Reviews
- 1,700
- Age
- 8mo ago

Metamucil 3-in-1 Fiber Capsules Daily Psyllium Husk Fiber Supplement for Digestive Health Plant Based Fiber Supplement 340 Capsules (Pack of 1)
- Price
- $58.04
- Rating
- 4.9/5
- Reviews
- 131
- Age
- 1y ago

Physicians CHOICE Easy Mix Fiber for GLP-1 Support - No Grit & Sugar Free - Daily Prebiotic Soluble Fiber Powder Supplement - Digestive Health & Regularity - for Women and Men - Unflavored - 7.1oz
- Price
- $21.53
- Rating
- 4.4/5
- Reviews
- 1,689
- Age
- 9mo ago

NOW Foods Supplements Psyllium Husk Caps 500 mg Non-GMO Project Verified Natural Soluble Fiber Intestinal Health* 500 Veg Capsules
- Price
- $19.99
- Rating
- 4.6/5
- Reviews
- 31,631
- Age
- 21y ago

Nutricost Psyllium Husk 1500mg 500 Capsules Gluten Free GMO-Free
- Price
- $19.55
- Rating
- 4.5/5
- Reviews
- 7,128
- Age
- 10y ago
Newest
by launch date
Physicians CHOICE Fiber Gummies for GLP-1 Support - No Sugar Added & Vegan - Raspberry Lemon - Natural Chicory Root Prebiotic Fiber Gummy - Digestive Health & Regularity for Women & Men - 60CT
- Price
- $15.35
- Rating
- 4.4/5
- Reviews
- 1,700
- Age
- 8mo ago

Physicians CHOICE Easy Mix Fiber for GLP-1 Support - No Grit & Sugar Free - Daily Prebiotic Soluble Fiber Powder Supplement - Digestive Health & Regularity - for Women and Men - Unflavored - 7.1oz
- Price
- $21.53
- Rating
- 4.4/5
- Reviews
- 1,689
- Age
- 9mo ago

Metamucil 3-in-1 Fiber Capsules Daily Psyllium Husk Fiber Supplement for Digestive Health Plant Based Fiber Supplement 340 Capsules (Pack of 1)
- Price
- $58.04
- Rating
- 4.9/5
- Reviews
- 131
- Age
- 1y ago

Metamucil Fiber Supplement Unflavored Clear Mixing Powder No Grit No Sugar Added Plant Based Prebiotic Fiber Supplement Blend for Daily Digestive Health 75 teaspoons
- Price
- $23.57
- Rating
- 4.5/5
- Reviews
- 2,401
- Age
- 2y ago

Metamucil Fiber Gummies for Adults with Probiotics for Bloating Relief No Sugar Added Strawberry Kiwi BlackBerry Flavors 5g Prebiotic Plant Based Fiber Supplement Blend 90 Count
- Price
- $31.57
- Rating
- 4.7/5
- Reviews
- 3,452
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 41% of clicks. Leaders hold, but buyers still shop past them.
Brands
23 rising
Sellers
212
Est. top-5 brand share
74%
Top 20: 98%
Est. top-5 click share
41%
Top 20: 84%
Open market
22%
- Metamucil35%
- NOW Foods14%
- Benefiber13%
- Physician's CHOICE7%
- Amazon Basics5%
- MiraLAX3%
Demand
Fiber Supplement search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.6×
Search terms
Top Fiber Supplement search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- fiber supplement2.9M/yr
- fiber2.2M/yr
- fiber powder697K/yr
- metamucil capsule429K/yr
- fiber supplement for women350K/yr
- fiber pills320K/yr
- fiber capsules226K/yr
- daily fiber supplement93K/yr
- soluble fiber194K/yr
- fibra para el estreimiento158K/yr
Reviews and returns
What reviews say buyers love and hate about Fiber Supplement
We read the reviews and the return reasons for every product selling here.
“Disgusting taste”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Fiber Supplement questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









