Is loam fiber profitable to sell on Amazon United States?

The niche generates $812K/yr across 10 tracked products. 3 of 4 products launched in the last 360 days are still selling. 90-day search growth is +23.2%. Flapen's verdict: Worth a look (62/100).

How competitive is the loam fiber niche?

6 brands and 536 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 97% of demand.

What do buyers complain about in loam fiber?

Top complaints mined from reviews: Taste-Overall, Solubility, Value For Money. The return rate is 0.1%.

What does it cost to enter the loam fiber niche?

Listings span $24.67–$53.63; the average listing price is $37.50 (sweet spot $15–$100). The average incumbent carries 586 reviews — the moat a new listing must climb.

Loam Fiber

Worth a look

Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Avg price

Incredible$37.50

avg listing price — sweet spot $15–$100

Price range

Incredible$24.67–$53.63

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Conversion

Great10.0%

search→purchase rate — share of searches ending in a sale

Market size

Good$812K

$812K/yr · 218K searches

Review moat

Good586.2

avg incumbent reviews — the moat a new listing must climb

Growth

Good+23.2%

90-day search growth — must beat 0% to launch

Competition

Bad84%

top-5 click share — a locked-up shelf

Brand share

Bad97%

top-5 brand share — brand-locked demand

Signals Out of Stock

Is loam fiber profitable on Amazon?

According to Flapen's Amazon United States niche tracking, loam fiber is a $812K/yr Amazon United States market (218K searches/yr). The top 5 brands hold 97% of demand. Verdict: Worth a look — 62/100.

Data updated Jul 25, 2026 · scored weekly · How we score niches

loam fiber market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 20K–25K; avg 4,000–5,000/product
Revenue / yr: $750K–$938K; units × avg price
Conversion rate: 10.0%
Avg BSR: #241
Page quality: 0%
Prime: 80%
Sponsored: 100%
Out of stock: 2.6%
Avg brand age: 70 months
Avg seller age: 149 days

Competition: brands, sellers & click share

The top 5 products capture 84% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 rising

Sellers

536

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

84%

Top 20: 100%

Open market

THORNE51%
Bio.me19%
Momentous19%
LOAM Science6%
Tomorrow's Nutrition3%
LOAM Fiber3%
Open — no brand owns it (0%)

loam fiber demand & seasonality

Weekly Amazon search volume, last 21 weeks — +23.2% search growth over the last 90 days.

Open Trend

Top loam fiber search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

loam fiber36K/yr +60.5%1.4% conv.
thorne fibermend42K/yr -2.2%21.1% conv.
thorne fiber32K/yr +0.5%13.7% conv.
momentous fiber12K/yr +28.3%9.1% conv.
biome fiber12K/yr +8.5%6.1% conv.
bio.me13K/yr +20.2%4.7% conv.
momentous fiber plus5K/yr +69.3%8.3% conv.
loam fiber supplement6K/yr +100.4%1.4% conv.
bio.me fiber6K/yr +30.1%7.6% conv.
bio me fiber6K/yr +32.0%4.6% conv.

All search terms

Top loam fiber products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 10 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

THORNE - FiberMend - Prebiotic Fiber Powder to Help Maintain Regularity and Balanced GI Flora* - 11.6 Oz

THORNE$43.464.4★1,241 rev

Bio.me Daily Prebiotic Fiber Powder Unflavored - 7g Per Serving - Soluble & Insoluble Fiber Supplement Powder for Women & Men - Digestive Health & Gut Health - GLP-1 Friendly Sugar Free - 30 Servings

Bio.me$31.214.3★302 rev

Momentous Fiber+ - Daily Multi-Source Fiber Psyllium Husk Powder - Soluble & Insoluble Prebiotic Blend to Support Nutrient Absorption - NSF Certified for Sport - 30 Servings - Unflavored

Momentous$39.254.0★26 rev

Momentous Fiber+ - Daily Multi-Source Fiber Psyllium Husk Powder - Soluble & Insoluble Prebiotic Blend to Support Nutrient Absorption - NSF Certified for Sport - 30 Servings - Pure Cinnamon

Momentous$39.624.1★34 rev

Loam Fiber Loam prebiotic Fiber Formula 6 in 1 Source Fiber Blend Daily Digestive Support 30 Servings

LOAM Science$38.102.0★4 rev

Newest

by launch date

Loam Fiber Loam prebiotic Fiber Formula 6 in 1 Source Fiber Blend Daily Digestive Support 30 Servings

LOAM Science$38.104 rev

1mo ago

LOAM Fiber Loam Prebiotic Fiber Formula Powder Supplement 6-Source Fiber Blend Natural Prebiotic to Support Gut Health Unflavored 30 Servings 360G (1PCS)

LOAM Fiber$31.741 rev

1mo ago

Momentous Fiber+ - Daily Multi-Source Fiber Psyllium Husk Powder - Soluble & Insoluble Prebiotic Blend to Support Nutrient Absorption - NSF Certified for Sport - 30 Servings - Unflavored

Momentous$39.2526 rev

4mo ago

Momentous Fiber+ - Daily Multi-Source Fiber Psyllium Husk Powder - Soluble & Insoluble Prebiotic Blend to Support Nutrient Absorption - NSF Certified for Sport - 30 Servings - Pure Cinnamon

Momentous$39.6234 rev

5mo ago

THORNE - Complete Biotic - Probiotic Prebiotic & Postbiotic for Women Men & Kids - Supports Gut Digestive & Immune Health* - Occasional Constipation Diarrhea Gas & Bloating Relief* - 30 Servings

THORNE$44.42322 rev

1y ago

What reviews say buyers love and hate about loam fiber

What buyers praise and complain about, mined from review topics.

What buyers love

Taste-Overall13%

“Doesnt taste bad”

Flavor9%

“Nice flavor”

Nutritional Content9%

“living the benefits”

Quality-Overall9%

“Read how great the reviews were so I decided to give it a try”

Solubility8%

“Easy to mix”

Efficiency5%

“It was effective”

Ease Of Use5%

“It was easy to use”

Regulates Digestion4%

“This was supposed to be lighter and better and help with bloating”

Acid Regulator/Stomach Ache Relief4%

“No bloating, cramping, stomach discomfort, or digestive urgency at all”

Ingredients-Overall3%

“how they value clean ingredients”

What buyers complain about

Taste-Overall14%

“it is almost tasteless”

Solubility8%

“It didnt always mix well”

Value For Money6%

“Waste of money”

Functionality-Overall5%

“Did not work for me”

Nutritional Content4%

“Much needed fiber for my routine”

Texture/Consistency-Overall3%

“texture is gag-worthy”

Flavor3%

“The cinnamon can be a bit strong if you add too much”

Acid Regulator/Stomach Ache Relief2%

“This Thorne gives me the worst stomach ache”

Regulates Digestion2%

“Caused Bloating and Constipation”

Side Effects2%

“Caused stomach upset and bloating”

Top return reasons

Flavor18%

Acid Regulator/Stomach Ache Relief12%

Ingredients-Overall12%

Leak-Proof12%

Smell6%

Inflation/Deflation6%

Mixing/Blending6%

Advertised Vs Actual Product6%

Taste-Overall6%

Joint Pain6%

Common loam fiber questions

Is loam fiber profitable to sell on Amazon United States?: The niche generates $812K/yr across 10 tracked products. 3 of 4 products launched in the last 360 days are still selling. 90-day search growth is +23.2%. Flapen's verdict: Worth a look (62/100).
How competitive is the loam fiber niche?: 6 brands and 536 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in loam fiber?: Top complaints mined from reviews: Taste-Overall, Solubility, Value For Money. The return rate is 0.1%.
What does it cost to enter the loam fiber niche?: Listings span $24.67–$53.63; the average listing price is $37.50 (sweet spot $15–$100). The average incumbent carries 586 reviews — the moat a new listing must climb.