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nuora berberine

Skip it

Soft demand (-40.7% this quarter) — this niche doesn't clear our bar today.

Market size 8Growth 5Conversion 24Competition 23Returns 100Price range 94Avg price 95Brand share 43Review moat 49Quality gap 96

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Quality gap

Incredible4.0★

avg incumbent rating — lower means beatable quality

Avg price

Incredible$35.77

avg listing price — sweet spot $15–$100

Price range

Great$14.80–$42.84

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

Review moat

Okay1,570.36

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay79%

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

Conversion

Bad1.9%

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

Competition

Bad73%

top-5 click share — a locked-up shelf

Market size

Bad$31K

$31K/yr · 45K searches

Growth

Bad-40.7%

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

According to Flapen's Amazon United States niche tracking, nuora berberine is a $31K/yr Amazon United States market (45K searches/yr). The top 5 brands hold 79% of demand. Verdict: Skip it — 43/100.

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

nuora berberine market data

Units sold / yr
2K–2K
avg 100–250/product
Revenue / yr
$54K–$72K
units × avg price
Conversion rate
1.9%
Avg BSR
#662
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
9.1%
Avg brand age
37 months
Avg seller age
158 days

Competition & brand share

The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.

Brands

10

Sellers

22

Top-5 brand share

79%

Top 20: 100%

Top-5 click share

73%

Top 20: 100%

Open market

15%

  • nuora41%
  • BIWQTY16%
  • Art anime10%
  • DFTLUUE7%
  • TACOHO6%
  • NATURE TARGET6%
  • Open — no brand owns it (4 brands, 15%)

Demand

Weekly Amazon search volume, last 12 weeks — -40.7% search growth over the last 90 days.
4K3KSpike '26May '26May '26May '26Jun '26Jun '26Jul '26

Top nuora berberine search terms

  • nuora berberine36K/yr
  • nuora berberine supplement7K/yr
  • berberine nuora2K/yr
All search terms

Top nuora berberine 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%10%$3K20%$6K30%$9K40%$13K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 11 tracked products in this niche — three views at once, no toggling.

What buyers say about nuora berberine

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

What buyers love

Quality-Overall14%

“Excellent Product”

Regulates Digestion9%

“I feel it helps maintain a nice balance in my digestive system”

Acid Regulator/Stomach Ache Relief7%

“My stomach feels much better”

Ease Of Chewing/Swallowing6%

“The capsules are easy to take”

Weight Loss5%

“Helps with weight management”

Blood Sugar Level5%

“Works very well with aiding in reducing my sugar Cravings”

Advertised Vs Actual Product4%

“As described”

Value For Money4%

“Worth it”

Efficiency4%

“Effective, But To Be Used for Limited Time Periods”

Vitamin4%

“I am feeling really good with this new vitamin”

What buyers complain about

Functionality-Overall12%

“Didn't work”

Side Effects10%

“Side Effects”

Acid Regulator/Stomach Ache Relief8%

“Huge stomach ache”

Value For Money6%

“It was expensive”

Dosage5%

“The recommended dosage is much too high”

Blood Sugar Level5%

“I have not seen much if any change in blood sugar numbers”

Weight Loss4%

“Caused weight gain”

Regulates Digestion3%

“it is causing horrible bloating/ swelling”

Advertised Vs Actual Product3%

“they seem to be confused or misinformed”

Allergies3%

“Made me feel sick”

Top return reasons

Acid Regulator/Stomach Ache Relief25%
Functionality-Overall17%
Side Effects10%
Joint Pain8%
Heart Health6%
Ease Of Chewing/Swallowing4%
Vitamin4%
Certifications4%
Ease Of Use4%
Itch Relief4%

Common questions

Is nuora berberine profitable to sell on Amazon United States?
The niche generates $31K/yr across 11 tracked products. 7 of 7 products launched in the last 360 days are still selling. 90-day search growth is -40.7%. Flapen's verdict: Skip it (43/100).
How competitive is the nuora berberine niche?
10 brands and 22 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 79% of demand.
What do buyers complain about in nuora berberine?
Top complaints mined from reviews: Functionality-Overall, Side Effects, Acid Regulator/Stomach Ache Relief. The return rate is 0.0%.
What does it cost to enter the nuora berberine niche?
Listings span $14.80–$42.84; the average listing price is $35.77 (sweet spot $15–$100). The average incumbent carries 1,570 reviews — the moat a new listing must climb.