Is prebiotic powder profitable to sell on Amazon United States?

The niche generates $27K/yr across 35 tracked products. 3 of 5 products launched in the last 360 days are still selling. 90-day search growth is +14.3%. Flapen's verdict: Worth a look (55/100).

How competitive is the prebiotic powder niche?

28 brands and 635 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 55% of demand.

What do buyers complain about in prebiotic powder?

Top complaints mined from reviews: Taste-Overall, Value For Money, Functionality-Overall. The return rate is 0.0%.

What does it cost to enter the prebiotic powder niche?

Listings span $8.39–$57.15; the average listing price is $25.82 (sweet spot $15–$100). The average incumbent carries 2,988 reviews — the moat a new listing must climb.

prebiotic powder

Worth a look

Shows low returns (0.0%), but a small market ($27K/yr) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$25.82

avg listing price — sweet spot $15–$100

Price range

Great$8.39–$57.15

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

Brand share

Great55%

top-5 brand share — no brand owns this niche

Competition

Good42%

top-5 click share — leaders hold, buyers still browse

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Growth

Okay+14.3%

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

Review moat

Okay2,988.37

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay2.1%

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

Market size

Bad$27K

$27K/yr · 51K searches

Signals No Dominant Brand

According to Flapen's Amazon United States niche tracking, prebiotic powder is a $27K/yr Amazon United States market (51K searches/yr). The top 5 brands hold 55% of demand. Verdict: Worth a look — 55/100.

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

prebiotic powder market data

Units sold / yr: 2K–2K; avg 0–100/product
Revenue / yr: $39K–$52K; units × avg price
Conversion rate: 2.1%
Avg BSR: #131
Page quality: 0%
Prime: 94%
Sponsored: 89%
Out of stock: 2.7%
Avg brand age: 63 months
Avg seller age: 155 days

Competition & brand share

The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.

Brands

28 rising

Sellers

635

Top-5 brand share

55%

Top 20: 93%

Top-5 click share

42%

Top 20: 86%

Open market

38%

Hyperbiotics14%
Benefiber13%
Micro Ingredients11%
GOBIOTIX8%
NOW Foods8%
Nutricost8%

Demand

Weekly Amazon search volume, last 16 weeks — +14.3% search growth over the last 90 days.

Open Trend

Top prebiotic powder search terms

prebiotic powder23K/yr +7.9%3.1% conv.
fiber probiotic powder6K/yr +55.4%1.3% conv.
prebiotic powder supplement4K/yr +40.4%0.8% conv.
prebiotic supplement powder4K/yr +92.6%0.1% conv.
loam prebiotic fiber4K/yr -10.8%2.2% conv.
prebiotics powder4K/yr +6.9%2.8% conv.
organic prebiotic fiber3K/yr -17.9%5.4% conv.
prebiotic fiber supplement powder3K/yr -26.5%3.2% conv.

All search terms

Top prebiotic powder products on Amazon

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

Top sellers

by 90-day click share

Hyperbiotics Vital Nutrients Organic Prebiotic Fiber Powder | Supports Gut Health and Digestive Regularity | Soluble Fiber Supplement for Women and Men | Vegan Organic Fiber Powder | 54 Servings

Hyperbiotics$31.484.3★4,440 rev

GOBIOTIX Fiber Supplement Powder with Prebiotics for Digestive Health and GLP-1 Support Soluble Fiber for Gut Health & Debloat Keto Vegan Gluten & Sugar Free 35 Servings (1 Pack)

GOBIOTIX$27.854.4★12,411 rev

Benefiber Daily Prebiotic GLP-1 Friendly Fiber Supplement Powder for Digestive Health Unflavored - 250 Teaspoons (17.6 Ounces)

Benefiber$21.934.7★9,314 rev

Nutricost Prebiotic Fiber Unflavored (1 Pound) Gluten Free

Nutricost$19.624.5★251 rev

Micro Ingredients Vitality Prebiotic Fiber Powder 1lb | Easy Mix Powder for Digestive & Gut Health | Daily Prebiotic Soluble Fiber Supplement for Women and Men | Unflavored Sugar Free & Vegan

Micro Ingredients$13.264.4★289 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

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

Physician's CHOICE$21.531,689 rev

9mo ago

6-in-1 Daily Prebiotic Fiber Powder for Gut & Digestive Health GLP-1 Friendly Sugar Free Fiber Supplement Powder with Probiotics Collagen Peptides & Electrolytes - For Women & Men - 7.8 OZ

Venture Pal$19.56301 rev

9mo 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 buyers say about prebiotic powder

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

What buyers love

Quality-Overall13%

“Very Good product and Amazing results”

Regulates Digestion10%

“Helps constipation”

Solubility8%

“Dissolves easily in your mouth”

Nutritional Content8%

“Best Probiotic Ever”

Efficiency7%

“works effective”

Taste-Overall6%

“no unpleasant taste”

Advertised Vs Actual Product5%

“As described”

Acid Regulator/Stomach Ache Relief4%

“helps with digestion”

Ease Of Use4%

“Easy to Take”

Value For Money3%

“Best price”

What buyers complain about

Taste-Overall12%

“So artificial tasting”

Value For Money10%

“High price”

Functionality-Overall9%

“Didn't work on me”

Regulates Digestion6%

“Digestive Problems”

Solubility4%

“Does not mix well”

Acid Regulator/Stomach Ache Relief4%

“I had awful bloating”

Flavor3%

“There is no real flavor to it so you don't have to worry about not liking the taste”

Side Effects3%

“caused bad headaches”

Nutritional Content2%

“See a nutritionist if you want a quality probiotic. This isnt it”

Advertised Vs Actual Product2%

“Not what you think it is”

Top return reasons

Functionality-Overall16%

Solubility8%

Taste-Overall8%

Acid Regulator/Stomach Ache Relief8%

Advertised Vs Actual Product8%

Leak-Proof6%

Value For Money6%

Ingredients-Overall6%

Side Effects6%

Flavor4%

Common questions

Is prebiotic powder profitable to sell on Amazon United States?: The niche generates $27K/yr across 35 tracked products. 3 of 5 products launched in the last 360 days are still selling. 90-day search growth is +14.3%. Flapen's verdict: Worth a look (55/100).
How competitive is the prebiotic powder niche?: 28 brands and 635 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 55% of demand.
What do buyers complain about in prebiotic powder?: Top complaints mined from reviews: Taste-Overall, Value For Money, Functionality-Overall. The return rate is 0.0%.
What does it cost to enter the prebiotic powder niche?: Listings span $8.39–$57.15; the average listing price is $25.82 (sweet spot $15–$100). The average incumbent carries 2,988 reviews — the moat a new listing must climb.