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melatonin 3mg fast dissolve

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

Market size 35Growth 24Conversion 100Competition 8Returns 100Price range 12Avg price 34Brand share 0Review moat 21Quality gap 21

Conversion

Incredible25.2%

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

Returns

Incredible0.0%

return rate — above 6% kills the launch gate

Market size

Okay$173K

$173K/yr · 68K searches

Avg price

Okay$10.02

avg listing price — sweet spot $15–$100

Growth

Bad-2.9%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Review moat

Bad10,739.43

avg incumbent reviews — the moat a new listing must climb

Price range

Bad$6.59–$16.11

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

Competition

Bad90%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.

Brands

2 flat

Sellers

31

Top-5 brand share

100%

Open market

0%

  • Natrol93%
  • Nature's Bounty7%

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%$26K30%$52K45%$78K60%$104K1001K10K100K 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

Weekly Amazon search volume, last 19 weeks — -2.9% search growth over the last 90 days.
2K1KSpike '26Mar '26Mar '26Apr '26May '26May '26Jun '26

Reviews

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

What buyers love

Sleep Quality30%

“Good Night Sleep”

Taste-Overall10%

“Its actually a pleasant berry taste which we both love”

Dosage8%

“Perfect dose for me”

Quality-Overall8%

“EXCELLENT PRODUCT”

Efficiency7%

“It is very effective”

Advertised Vs Actual Product4%

“As advertised”

Solubility4%

“Dissolve easily”

Flavor3%

“Good flavor too”

Value For Money3%

“Great value”

Ease Of Use3%

“easy to take”

What buyers complain about

Sleep Quality23%

“struggling to sleep”

Functionality-Overall9%

“Doesn't work right”

Ease Of Use6%

“And difficult to open”

Dosage5%

“I may try a different dosage or brand in the future to see if I get better results”

Flavor4%

“The new cherry flavor is disgusting”

Taste-Overall4%

“it does leave a slight aftertaste that I wasn't a big fan of”

Vitamin4%

“Continued daily use of this product can lead to Vitamin B6 toxicity”

Nutritional Content2%

“the reason its getting a 1 star review is because of the failure to add the amount of xylitol”

Artificial Sweeteners2%

“I didn't realize these tablets contain sugar”

Leak-Proof2%

“The bottle lid stripped out”

Top return reasons

Functionality-Overall18%
Ease Of Use18%
Sleep Quality14%
Solubility14%
Magnesium9%
Dosage9%
Age Suitability9%
Ingredients-Overall9%