Sunfiber Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Sunfiber sales on Amazon US totaled 457,100 units in July 2026 (▲ 4.3% vs. the prior month), generating an estimated $10,053,049 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 78.8% of unit volume and 76.0% of revenue, while a typical listing is priced at $23.63. The keyword itself pulled 37,362 Amazon queries over the same period (▲ 6.1% MoM).
Zooming out to the 12-month window ending July 2026, the sunfiber Top 50 moved 4,397,150 units and $101,757,951 in cumulative sales — an average of 366,429 units and $8,479,829 per month. Monthly throughput topped out at 457,100 units in July 2026 and dipped to 256,700 in May 2026, leaving the latest reading 34.1% higher than August 2025.
Sunfiber 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
457.1K
▲ 4.3% MoM
Monthly Revenue 2026/07
$10.1M
▲ 2.8% MoM
Top 10 Market Share 2026/07
78.8%
Sunfiber Market Share & Sales Concentration on Amazon US — July 2026
The most-sold sunfiber listing on Amazon US in July 2026 is ASIN B0D5FZGY8W (Brand: O Positiv), which sold 100,000 units at $28.97 apiece — equal to 21.9% of every unit tracked in this report and 1.7× the volume of the No. 2 listing.
The Top 10 ASINs account for 360,000 units and $7,640,900 in July 2026 — 78.8% of unit volume and 76.0% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Sunfiber' on Amazon
July 2026
Is 78.8% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0D5FZGY8W
URO Vaginal Probiotics for Odor, Flora & pH Balance – 1-Month Supply
100K
▲ 0.0%vs. prior month
$2.9M
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
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*
40K
▲ 100.0%vs. prior month
$1.2M
latest month
12-month trend
B00CX3ASFE
Benefiber Prebiotic Fiber Supplement Powder, Unflavored, 250 Teaspoons | Plant-based Prebiotic Fiber Powder, Sugar-Free, Dissolves Clear and Tasteless, GLP-1 Support for Digestive Health
40K
▲ 0.0%vs. prior month
$925.6K
latest month
12-month trend
B0FYZ9QQ9Z
Physician'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
40K
▲ 0.0%vs. prior month
$620.8K
latest month
12-month trend
B00NLR1PX0
Vital Proteins Collagen Peptides Powder Advanced, Unflavored, 9.33oz | Hyaluronic Acid & Vitamin C, Supports Hair Skin & Nails, Collagen Peptides, 12 Servings
20K
▼ 33.3%vs. prior month
$508.6K
latest month
12-month trend
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Best Sunfiber Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
O Positiv is the best-performing sunfiber brand in July 2026, moving 100,000 units across 1 ASIN for 27.8% of Top 10 volume. Benefiber follows with 90,000 units (25.0%), ahead of Amazon Basics on 60,000 units (16.7%).
With 7 brands splitting the Top 10 and 69.4% 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 $9.74 to $28.97, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
O Positiv
1 ASIN in Top 10
27.8%
Units
100K
Revenue
$2.9M
Avg. price
$28.97
B0D5FZGY8W
$28.97·★4.6·37.6K revsURO Vaginal Probiotics for Odor, Flora & pH Balance – 1-Month Supply
Units sold100K
Benefiber
4 ASINs in Top 10
25.0%
Units
90K
Revenue
$1.7M
Avg. price
$16.98
B00CX3ASFE
$22.98·★4.7·9.5K revsBenefiber Prebiotic Fiber Supplement Powder, Unflavored, 250 Teaspoons | Plant-based Prebiotic Fiber Powder, Sugar-Free, Dissolves Clear and Tasteless, GLP-1 Support for Digestive Health
Units sold40KB015VBRIXE
$13.48·★4.7·24K revsBenefiber Prebiotic Fiber Supplement Powder, Unflavored, 28 Stick Packs | Plant-based Prebiotic Fiber Powder, Sugar-Free, Dissolves Clear and Tasteless, GLP-1 Support for Digestive Health
Units sold20KB0BSKSTLR6
$17.97·★4.6·12.4K revsBenefiber Prebiotic Fiber Supplement Gummies, Assorted Fruit Flavor, 81 Ct | Plant-based Prebiotic Fiber, Supports Gut Health by Nourishing Good Gut Bacteria, GLP-1 Support for Digestive Health
Units sold20KB01978FIZC
$13.48·★4.7·9K revsBenefiber Prebiotic Fiber Supplement Powder, Unflavored, 124 Teaspoons | Plant-based Prebiotic Fiber Powder, Sugar-Free, Dissolves Clear and Tasteless, GLP-1 Support for Digestive Health
Units sold10K
Amazon Basics
1 ASIN in Top 10
16.7%
Units
60K
Revenue
$561.6K
Avg. price
$9.74
B07GPGQJR4
$9.74·★4.5·18.3K revsAmazon Basics Soft Fiber Gummies for Digestive Health and Regularity, Orange, Lemon & Strawberry Flavors, 90 Count, Pack of 1 (Previously Solimo)
Units sold60K
Trending Sunfiber 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: B0FSWWF65H booked 10K units at $15.99. On the growth side, B0D1GXPMWH leads positive momentum with ▲ 500.0% MoM growth on 600 units, with B001TH7K0G close behind at ▲ 100.0% MoM on 40K 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.
B0FSWWF65H
MiraFIBER Gummies, from The Makers of MiraLAX, Vegan Formula, 8g Per Serving, Gut Health for Men & Women, Prebiotic Fiber Gummies for Adults, Mixed Fruit Flavor 72Ct
Price
$15.99
Rating
4.0
Reviews
322
Latest month sales
B0D1GXPMWH
Belli Welli Fiber Supplement Powder with Prebiotics for Digestive Health and GLP-1 Support, Soluble Fiber for Gut Health & Debloat, Keto, Gluten Free, 16 Servings (1 Pack) Tropical
Price
$19.98
Rating
4.4
Reviews
1.3K
Latest month sales
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*
Unlock to view ASIN details and product titles
Price
$25.13
Rating
4.6
Reviews
27.1K
Latest month sales
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