Benefiber Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Benefiber sales on Amazon US totaled 856,000 units in July 2026 (▲ 0.7% vs. the prior month), generating an estimated $19,630,450 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 61.9% of unit volume and 63.5% of revenue, while a typical listing is priced at $22.83. The keyword itself pulled 114,945 Amazon queries over the same period (▲ 7.6% MoM).
Zooming out to the 12-month window ending July 2026, the benefiber Top 50 moved 8,388,200 units and $195,617,425 in cumulative sales — an average of 699,017 units and $16,301,452 per month. Monthly throughput topped out at 856,000 units in July 2026 and dipped to 438,700 in May 2026, leaving the latest reading 23.2% higher than August 2025.
Benefiber Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
856K
▲ 0.7% MoM
Monthly Revenue 2026/07
$19.6M
▲ 0.6% MoM
Top 10 Market Share 2026/07
61.9%
Benefiber Market Share & Sales Concentration on Amazon US — July 2026
The most-sold benefiber listing on Amazon US in July 2026 is ASIN B09RQBHRCT (Brand: Vital Proteins), which sold 100,000 units at $18.65 apiece — equal to 11.7% of every unit tracked in this report and 1.7× the volume of the No. 2 listing.
The Top 10 ASINs account for 530,000 units and $12,464,700 in July 2026 — 61.9% of unit volume and 63.5% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Benefiber' on Amazon
July 2026
Is 61.9% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B09RQBHRCT
Vital Proteins Collagen Peptides Powder, Unflavored, 9.33oz | Grass-Fed Collagen Peptides, Supports Hair Skin & Nails, Bones & Joints, 13 Servings
100K
▲ 11.1%vs. prior month
$1.9M
latest month
12-month trend
B003CT2YQY
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
60K
▲ 20.0%vs. prior month
$2.1M
latest month
12-month trend
B07GPGQJR4
Amazon Basics Soft Fiber Gummies for Digestive Health and Regularity, Orange, Lemon & Strawberry Flavors, 90 Count, Pack of 1 (Previously Solimo)
60K
▲ 20.0%vs. prior month
$561.6K
latest month
12-month trend
B0BDP24LP4
Metamucil Fiber Gummies for Adults, No Sugar Added Orange Flavor, 5g Prebiotic Plant Based Fiber Supplement Blend, 120 Count
60K
▲ 0.0%vs. prior month
$1.5M
latest month
12-month trend
B08Y66H6B7
Culturelle Pro Strength Probiotics for Digestive Gut Health*, 12B CFU, 60ct | Daily Prebiotic Probiotic for Women & Men, Synbiotic, Lactobacillus Rhamnosus GG, No Refrigeration Needed, 2 Month Supply
50K
▼ 16.7%vs. prior month
$1.5M
latest month
12-month trend
B09GLGC9DG
Physician's CHOICE Probiotics 60 Billion CFU - 10 Strains + Organic Prebiotics - Immune, Digestive & Gut Health - Supports Occasional Constipation, Diarrhea, Gas & Bloating - for Women & Men - 60ct
50K
▼ 16.7%vs. prior month
$1.9M
latest month
12-month trend
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Best Benefiber Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Metamucil is the best-performing benefiber brand in July 2026, moving 160,000 units across 3 ASINs for 30.2% of Top 10 volume. Vital Proteins follows with 100,000 units (18.9%), ahead of Physician's CHOICE on 90,000 units (17.0%).
With 7 brands splitting the Top 10 and 66.0% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $18.65 to $28.35, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Metamucil
3 ASINs in Top 10
30.2%
Units
160K
Revenue
$4.7M
Avg. price
$28.35
B003CT2YQY
$34.97·★4.7·35.4K revsMetamucil 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
Units sold60KB0BDP24LP4
$24.95·★4.6·17.5K revsMetamucil Fiber Gummies for Adults, No Sugar Added Orange Flavor, 5g Prebiotic Plant Based Fiber Supplement Blend, 120 Count
Units sold60KB001TH7K0G
$25.13·★4.6·27.1K revsMetamucil, 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*
Units sold40K
Vital Proteins
1 ASIN in Top 10
18.9%
Units
100K
Revenue
$1.9M
Avg. price
$18.65
B09RQBHRCT
$18.65·★4.6·68.7K revsVital Proteins Collagen Peptides Powder, Unflavored, 9.33oz | Grass-Fed Collagen Peptides, Supports Hair Skin & Nails, Bones & Joints, 13 Servings
Units sold100K
Physician's CHOICE
2 ASINs in Top 10
17.0%
Units
90K
Revenue
$2.5M
Avg. price
$26.02
B09GLGC9DG
$35.07·★4.6·144.2K revsPhysician's CHOICE Probiotics 60 Billion CFU - 10 Strains + Organic Prebiotics - Immune, Digestive & Gut Health - Supports Occasional Constipation, Diarrhea, Gas & Bloating - for Women & Men - 60ct
Units sold50KB0FYZ9QQ9Z
$16.97·★4.4·2.1K revsPhysician's 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
Units sold40K
Trending Benefiber Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B001TH7K0G booked 40K units at $25.13, with ▲ 100.0% MoM change. On the growth side, B0C75PSMCC leads positive momentum with ▲ 250.0% MoM growth on 7K units, with B0G6MDX98F close behind at ▲ 100.0% MoM on 2K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B001TH7K0G
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
$25.13
Rating
4.6
Reviews
27.1K
Latest month sales
B0C75PSMCC
Physician's CHOICE Digestive Enzymes for Bloating & Digestion - Fast-Acting 16 Enzyme Formula with Organic Prebiotics & Probiotics for Gut & Digestive Health - Meal Time Discomfort Relief - 30 CT
Price
$13.97
Rating
4.5
Reviews
1.9K
Latest month sales
B0G6MDX98F
Metamucil Fiber Supplement, Clear Mixing Fiber Powder Stick Packs, Mixed Berry Flavor, On the go, Plant Based Prebiotic Fiber Supplement Blend for Daily Digestive Health, 21 Stick Packs
Unlock to view ASIN details and product titles
Price
$23.98
Rating
4.5
Reviews
132
Latest month sales
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