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sda anti diarrheal 2 mg 200 caplets

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

Market size 1Growth 14Conversion 33Competition 11Returns 100Price range 64Avg price 95Brand share 0Review moat 27Quality gap 58

Returns

Incredible0.0%

return rate — above 6% kills the launch gate

Avg price

Incredible$23.24

avg listing price — sweet spot $15–$100

Price range

Good$3.58–$34.90

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Conversion

Okay2.7%

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

Review moat

Okay3,790.86

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-22.2%

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

Competition

Bad87%

top-5 click share — a locked-up shelf

Market size

Bad$4K

$4K/yr · 7K searches

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 falling

Sellers

16

Top-5 brand share

100%

Open market

0%

  • MediNatura43%
  • Amazon Basic Care21%
  • SDA LABORATORIES14%
  • Generic13%
  • DocDigest by Design9%

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%10%$44920%$89830%$1K40%$2K1101001K10K100K 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.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -22.2% search growth over the last 90 days.
300200Prime Day '24Holiday '24Spike '25SepDecMarJunAugNovMarMay

Peak months: Aug · busiest ÷ quietest = 1.8×

Reviews

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

What buyers love

Efficiency17%

“That it does work”

Value For Money14%

“not expensive”

Advertised Vs Actual Product14%

“As advertised”

Quality-Overall9%

“As good as the brand name”

Acid Regulator/Stomach Ache Relief7%

“Noticeable Relief & Gentle on Stomach”

Ease Of Use5%

“Easier to open”

Regulates Digestion5%

“Improved Digestion Fast”

Ease Of Chewing/Swallowing4%

“Works and easy to chew with pleasant taste”

Side Effects2%

“didnt cause any unpleasant side effects for me”

Dosage2%

“The 2 mg pills are reliable”

What buyers complain about

Functionality-Overall25%

“Not effective”

Ease Of Use15%

“Hard to open”

Value For Money6%

“Its a little pricey”

Regulates Digestion4%

“Gave me diarrhea”

Taste-Overall4%

“The taste is chalky”

Side Effects3%

“Have been experiencing diarrhea”

Dosage3%

“Hard to take out pills”

Acid Regulator/Stomach Ache Relief3%

“the tablets offered us no help with either cramps or diarrhea”

Ingredients-Overall2%

“Cheap alternative to immodium and same ingredients”

Smell2%

“Packaging stinks”

Top return reasons

Acid Regulator/Stomach Ache Relief50%
Value For Money50%