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melatonin suppository

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A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Market size 44Growth 13Conversion 77Competition 0Returns 100Price range 94Avg price 94Brand share 0Review moat 79Quality gap 70

Returns

Incredible0.0%

return rate — above 6% kills the launch gate

Avg price

Great$47.01

avg listing price — sweet spot $15–$100

Price range

Great$14.25–$83.45

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

Review moat

Great427.5

avg incumbent reviews — the moat a new listing must climb

Conversion

Great7.6%

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Market size

Okay$234K

$234K/yr · 66K searches

Growth

Bad-24.2%

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

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

2 falling

Sellers

11

Top-5 brand share

100%

Open market

0%

  • CONCEPTS IN CONFIDENCE89%
  • PurO311%

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%15%$35K30%$70K45%$105K60%$140K101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 4 tracked products in this niche — three views at once, no toggling.

Demand

Weekly Amazon search volume, last 31 weeks — -24.2% search growth over the last 90 days.
3K2KSpike '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26

Reviews

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

What buyers love

Value For Money21%

“GOOD VALUE”

Quality-Overall18%

“good quality, easy administration”

Efficiency10%

“VERY effective”

Ease Of Use10%

“Easy to use”

Advertised Vs Actual Product7%

“does what it needs to”

Regulates Digestion6%

“Good for bowel management programs”

Functionality-Overall6%

“They work well”

Cough Relief6%

“Very helpful for those with B/C issues”

Side Effects3%

“I have had no negative responses to this product”

What buyers complain about

Value For Money17%

“the cost is high especially if you are not able to utilize the whole box depending on the expiration date”

Instructions/User Manual/Troubleshooting17%

“Perhaps more instructions also as not many people know best ways of using suppositories”

Stain Resistance8%

“it was stained”

Quality-Overall8%

“In the garbage”

Color8%

“I just didnt like blue STAINING in the toilet bowl, even after using numerous cleaners and scrubbing”

De-Grease6%

“The generic one also leaves a grease mess in the commode that this product does not”