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59

wonder belly

Worth a look

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

Market size 91Growth 18Conversion 98Competition 51Returns 99Price range 90Avg price 93Brand share 0Review moat 65Quality gap 35

Returns

Incredible0.1%

return rate — above 6% kills the launch gate

Conversion

Incredible16.2%

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

Avg price

Great$22.03

avg listing price — sweet spot $15–$100

Market size

Great$1.7M

$1.7M/yr · 488K searches

Price range

Great$9.87–$95.41

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

Review moat

Good901.35

avg incumbent reviews — the moat a new listing must climb

Competition

Good55%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Bad-13.8%

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

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.

Brands

4 rising

Sellers

517

Top-5 brand share

100%

Open market

0%

  • Wonderbelly78%
  • Genexa13%
  • TUMS7%
  • Belly Bandit2%

Product shelf

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

0%4%$70K8%$140K12%$210K16%$280K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 20 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -13.8% search growth over the last 90 days.
13K8KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 2.0×

Reviews

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

What buyers love

Taste-Overall23%

“Good taste”

Efficiency9%

“Works Great”

Quality-Overall9%

“Excellent Product”

Ingredients-Overall8%

“No added unnecessary ingredients”

Flavor7%

“Love the flavor”

Acid Regulator/Stomach Ache Relief5%

“Works great for indigestion”

Heart Health3%

“Great for heart burn”

Regulates Digestion3%

“helps with bloating”

Value For Money3%

“Worth every penny”

Natural Ingredients2%

“TUMS Naturals”

What buyers complain about

Value For Money12%

“A little expensive”

Taste-Overall10%

“Bad aftertaste”

Functionality-Overall8%

“Not effective”

Flavor6%

“strangely unavailable for months now vanilla flavor didn't have”

Ingredients-Overall4%

“Shame on this company for copping out on quality ingredients for cheap fillers”

Acid Regulator/Stomach Ache Relief3%

“If you're always feeling sick to your stomach”

Texture/Consistency-Overall3%

“Terrible grainy texture”

Heart Health2%

“As for these, I had hoooorrrrible heart burn one day and kept popping these”

Advertised Vs Actual Product2%

“Inaccurate description”

Regulates Digestion2%

“my reflux has been awful this time”

Top return reasons

Size-Overall35%
Advertised Vs Actual Product16%
Functionality-Overall10%
Ingredients-Overall8%
Smell5%
Comfort-Overall5%
Product Condition3%
Material Quality3%
Texture/Consistency-Overall2%
Add-Ons/Attachments2%