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good belly

Skip it48/100

a small market ($118K/yr) — good belly doesn't clear our bar today.

Market/yr

$118K

Growth (1y)

+60.9%

Products

61

Brands

26

was 10 a year ago

Sellers

650

Price range

$2.62–$135.31

Returns

0.0%

Rating

4.5★

48/100

Skip it

Scored 48/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
6
×0.30
Growth
53
×0.30
Competition
83
×0.20
Quality gap
41
×0.10
Returns
100
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +60.9% year over year.
4K2KSpike '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Jan · busiest ÷ quietest = 1.7×

Competition

50%GoodBelly
  • GoodBelly50%
  • Vive Organic12%
  • Suja10%
  • Wonderbelly6%
  • 365 by Whole Foods Market3%
  • +GNGR2%
  • Other (20 brands)16%

Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen. 26 brands and 650 sellers compete here.

Brands

26 rising

was 10 a year ago

Sellers

650

Top 5 brand share

82%

#ProductBrandPriceRatingReviewsClick shareTrend
5GoodBelly$3.144.5★435%falling
7GoodBelly$11.723.9★44%flat
10GoodBelly$11.835.0★23%flat
12365 by Whole Foods Market$3.204.9★473%flat
13GoodBelly$44.565.0★23%flat

Product shelf

All 61 tracked products in this niche.

Reviews

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

What buyers love

Taste-Overall19%

“Fresh taste”

Quality-Overall13%

“The capsules feel like good quality”

Regulates Digestion7%

“Great for Gut health”

Efficiency6%

“Works ok”

Nutritional Content6%

“Taste nutrition”

Value For Money5%

“Less expensive”

Acid Regulator/Stomach Ache Relief4%

“helps my stomach”

Ease Of Use3%

“is easy to prepare”

Flavor3%

“Strong flavor”

Advertised Vs Actual Product3%

“Arrived as described”

What buyers complain about

Value For Money13%

“A little expensive”

Functionality-Overall11%

“No results”

Taste-Overall9%

“Bad aftertaste”

Acid Regulator/Stomach Ache Relief5%

“Severe stomach pain”

Regulates Digestion4%

“it causes problems with your digestive system”

Side Effects3%

“I had some serious side effects”

Dosage3%

“Even when I took only 1 a day -- still going way too much”

Size-Overall2%

“its not tight enough for me”

Flavor2%

“The strawberry flavor is horrendous, though”

Ingredients-Overall2%

“Not the ingredients I was looking for”

Top return reasons

  • Size-Overall30%
  • Waist Fit27%
  • Smell5%
  • Material Quality4%
  • Length4%
  • Functionality-Overall4%
  • Advertised Vs Actual Product4%
  • Value For Money2%
  • Width2%
  • Velcro Quality2%

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.71 median price · 2.2% median returns across 13,812 tracked niches.