Is soil based probiotic profitable to sell on Amazon United States?

The niche generates $149K/yr across 26 tracked products. 90-day search growth is +2.7%. Flapen's verdict: Skip it (48/100).

How competitive is the soil based probiotic niche?

16 brands and 95 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 84% of demand.

What do buyers complain about in soil based probiotic?

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

When does demand for soil based probiotic peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the soil based probiotic niche?

Listings span $15.42–$69.10; the average listing price is $37.34 (sweet spot $15–$100). The average incumbent carries 7,231 reviews — the moat a new listing must climb.

soil based probiotic

Skip it

A deep review moat (7,231 avg reviews) — this niche doesn't clear our bar today.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$37.34

avg listing price — sweet spot $15–$100

Price range

Incredible$15.42–$69.10

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

Conversion

Good5.2%

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

Competition

Okay63%

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

Brand share

Okay84%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Okay$149K

$149K/yr · 76K searches

Growth

Okay+2.7%

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

Review moat

Bad7,230.88

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, soil based probiotic is a $149K/yr Amazon United States market (76K searches/yr). The top 5 brands hold 84% of demand. Verdict: Skip it — 48/100.

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

soil based probiotic market data

Units sold / yr: 4K–5K; avg 100–250/product
Revenue / yr: $149K–$187K; units × avg price
Conversion rate: 5.2%
Avg BSR: #371
Page quality: 0%
Prime: 100%
Sponsored: 96%
Out of stock: 4.8%
Avg brand age: 81 months
Avg seller age: 158 days

Competition & brand share

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 rising

Sellers

Top-5 brand share

84%

Top 20: 100%

Top-5 click share

63%

Top 20: 94%

Open market

14%

Ancient Nutrition41%
Codeage21%
Natures Instincts7%
NATURE TARGET7%
Microbiome Labs7%
Garden of Life3%
Open — no brand owns it (10 brands, 14%)

Demand & seasonality

Weekly Amazon search volume, last 100 weeks — +2.7% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top soil based probiotic search terms

sbo probiotic20K/yr +0.7%8.6% conv.
soil based probiotic17K/yr +9.7%2.5% conv.
soil probiotics6K/yr +45.6%0.9% conv.
sibo probiotics8K/yr -27.6%2.7% conv.
soil based organism probiotics4K/yr +74.5%0.8% conv.
sbo8K/yr -25.3%0.9% conv.
sbo probiotics5K/yr +25.0%6.8% conv.
soil based probiotics4K/yr -2.5%3.3% conv.
sbo probiotics gut restore2K/yr +14.8%14.7% conv.
sbo probiotics ultimate2K/yr -44.4%16.9% conv.

All search terms

Top soil based probiotic 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

Ancient Nutrition Probiotics SBO Probiotics Ultimate 50 Billion CFUs*/Serving Digestive and Immune Support Gluten Free Ancient Superfoods Blend 60 Capsules

Ancient Nutrition$48.314.6★1,296 rev

Codeage SBO Probiotics 50 Billion CFUs Per Serving Multi Strain Soil Based Organisms Blend and Organic Fermented Botanical Blend Shelf-Stable 90 Capsules

Codeage$35.744.5★1,050 rev

Ancient Nutrition Probiotics SBO Probiotics Gut Restore 60 Ct Promotes Gut Health Digestive and Immune Support Gluten Free Ancient Superfoods Blend 25 Billion CFUs* Per Serving

Ancient Nutrition$41.754.6★591 rev

Natures Instincts Ultra Spore Probiotic with Live Strains | Daily Soil Based Probiotic for Digestive Support & Gut Health | Soy-Free Dairy-Free Gluten-Free Non-Refrigerated Probiotics 30 Capsules

Natures Instincts$17.474.5★606 rev

NNATURE Target Probiotics for Women & Men 60 Billion CFU Prebiotics and Probiotic for Gut Health - SBO Probiotics Supports Digestive Constipation Diarrhea Gas & Bloating 90 Veggie Capsules

NATURE TARGET$15.424.4★44 rev

Newest

by launch date

NNATURE Target Probiotics for Women & Men 60 Billion CFU Prebiotics and Probiotic for Gut Health - SBO Probiotics Supports Digestive Constipation Diarrhea Gas & Bloating 90 Veggie Capsules

NATURE TARGET$15.4244 rev

1y ago

Metagenics UltraFlora Balance Probiotic - Shelf-Stable Daily Gut Health Supplement for Digestive & Immune Support* - Non-GMO & Gluten-Free - 30 Capsules

Metagenics$24.272,051 rev

1y ago

Seed DS-01 Daily Synbiotic - Prebiotic and Probiotic for Women & Men - Digestive Health Gut Health Immune Support Bloating & Constipation Relief - Vegan & Shelf-Stable - 30-Day Starter (60ct)

Seed$57.157,489 rev

2y ago

Ancient Nutrition SBO Probiotic Trinity Daily Care Probiotics for Digestive Health 40 Billion Blend of Prebiotics Probiotics Postbiotics and Parabiotics Reduces Occasional Bloating 60 Count

Ancient Nutrition$46.36103 rev

3y ago

Ancient Nutrition Probiotics for Women Once Daily Womens Probiotics 30ct Digestive Support and Reduces Occasional Bloating Made with Chaste Tree Berry and Amla Berry 25 Billion CFUs*

Ancient Nutrition$24.97148 rev

4y ago

What buyers say about soil based probiotic

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

What buyers love

Quality-Overall17%

“Very Good product and Amazing results”

Regulates Digestion14%

“Excellent for digestive health”

Nutritional Content14%

“Best Probiotic Ever”

Efficiency9%

“Effective”

Acid Regulator/Stomach Ache Relief6%

“Helps with stomach issues”

Value For Money5%

“Best value”

Advertised Vs Actual Product4%

“Arrived as described”

Ease Of Use3%

“Easily taken”

Ease Of Chewing/Swallowing3%

“Its great and it doesnt taste weird, allow I just swallow it and it goes in perfectly”

Side Effects2%

“No wild side effects”

What buyers complain about

Value For Money17%

“High price”

Functionality-Overall14%

“Start slow”

Regulates Digestion11%

“Can't digest it”

Acid Regulator/Stomach Ache Relief9%

“Made me very bloated”

Side Effects5%

“Made me very bloated”

Dosage2%

“Misrepresented number of capsules in the bottle”

Allergies2%

“Allergic to something”

Taste-Overall2%

“Its a tasteless capsule”

Pain Relief-Overall2%

“hurts all the time”

Quality-Overall2%

“Very low quality,disappointing”

Top return reasons

Functionality-Overall30%

Value For Money19%

Side Effects13%

Acid Regulator/Stomach Ache Relief6%

Advertised Vs Actual Product3%

Dosage3%

Quality-Overall3%

Smell3%

Accuracy-Overall3%

Itch Relief3%

Common questions

Is soil based probiotic profitable to sell on Amazon United States?: The niche generates $149K/yr across 26 tracked products. 90-day search growth is +2.7%. Flapen's verdict: Skip it (48/100).
How competitive is the soil based probiotic niche?: 16 brands and 95 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 84% of demand.
What do buyers complain about in soil based probiotic?: Top complaints mined from reviews: Value For Money, Functionality-Overall, Regulates Digestion. The return rate is 0.0%.
When does demand for soil based probiotic peak?: Demand is steady year-round — the busiest month runs 1.5× the quietest.
What does it cost to enter the soil based probiotic niche?: Listings span $15.42–$69.10; the average listing price is $37.34 (sweet spot $15–$100). The average incumbent carries 7,231 reviews — the moat a new listing must climb.