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49

synogut

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 17Growth 18Conversion 100Competition 6Returns 100Price range 95Avg price 93Brand share 0Review moat 96Quality gap 88

Conversion

Incredible21.3%

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

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Review moat

Incredible73.14

avg incumbent reviews — the moat a new listing must climb

Price range

Incredible$17.02–$89.91

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

Avg price

Great$49.40

avg listing price — sweet spot $15–$100

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Growth

Bad-13.9%

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

Market size

Bad$68K

$68K/yr · 6K searches

Competition

Bad92%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, synogut is a $68K/yr Amazon United States market (6K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug–Sep. Verdict: Skip it — 49/100.

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

synogut market data

Units sold / yr
500–750
avg 0–100/product
Revenue / yr
$25K–$37K
units × avg price
Conversion rate
21.3%
Avg BSR
#6,942
Page quality
0%
Prime
71%
Sponsored
29%
Out of stock
16.5%
Avg brand age
48 months
Avg seller age
139 days

Competition & brand share

The top 5 products capture 92% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 flat

Sellers

6

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

92%

Top 20: 100%

Open market

0%

  • Nature’s NutriWave61%
  • GREENVIFY19%
  • IDEAL PERFORMANCE11%
  • nutradash6%
  • Vitavault3%

Demand & seasonality

Weekly Amazon search volume, last 99 weeks — -13.9% search growth over the last 90 days.
500300Spike '24Spike '25Spike '26DecMarJunAugNovMarMay

Peak months: Aug, Sep · busiest ÷ quietest = 1.6×

Top synogut 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.

0%15%$10K30%$20K45%$30K60%$41K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

What buyers say about synogut

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

What buyers love

Regulates Digestion21%

“Better digestion overall”

Nutritional Content10%

“a probiotic makes sense to me”

Ingredients-Overall8%

“Seems To Be a Clean Formula”

Ease Of Chewing/Swallowing6%

“The capsules are of a good size to be swallowed easily and conveniently and I noticed no unpleasant smell or taste to the product”

Vitamin6%

“Botanical Supplement consistently for a full month”

Ease Of Use5%

“It's easy to use”

Locally Manufactured4%

“Made in USA”

Acid Regulator/Stomach Ache Relief4%

“they did not upset my stomach”

Value For Money3%

“Pretty fair priced due to the results”

Strength3%

“Very effective”

What buyers complain about

Dosage13%

“don't think large doses are needed on a daily basis”

Value For Money10%

“Waste of money”

Certifications5%

“with attractive claims that can't be verified with credentials or lab test certificates of analysis”

Taste-Overall4%

“had no taste because it's a capsule”

Pain Relief-Overall3%

“pains associated with a less than perfect diet”

Allergies3%

“allergic reactions from supplements that were not purity tested”

Safety Standards3%

“No GMP Certification Docs or 3rd Party COA”

Functionality-Overall3%

“Couldn't tell if it worked”

Size-Overall2%

“They are a bit large”

Vitamin1%

“It normally requires multiple types of vitamins”

Top return reasons

Functionality-Overall100%

Common questions

Is synogut profitable to sell on Amazon United States?
The niche generates $68K/yr across 7 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -13.9%. Flapen's verdict: Skip it (49/100).
How competitive is the synogut niche?
5 brands and 6 sellers compete. The top 5 products take 92% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in synogut?
Top complaints mined from reviews: Dosage, Value For Money, Certifications. The return rate is 0.0%.
When does demand for synogut peak?
Demand peaks in Aug–Sep; the busiest month runs 1.6× the quietest.
What does it cost to enter the synogut niche?
Listings span $17.02–$89.91; the average listing price is $49.40 (sweet spot $15–$100). The average incumbent carries 73 reviews — the moat a new listing must climb.