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thread sealant

Skip it42/100

a small market ($362K/yr) — thread sealant doesn't clear our bar today.

Market/yr

$362K

Growth (1y)

+144.7%

Products

17

Brands

7

was 7 a year ago

Sellers

153

Price range

$4.63–$42.57

Returns

0.7%

Rating

4.7★

42/100

Skip it

Scored 42/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
18
×0.30
Growth
70
×0.30
Competition
20
×0.20
Quality gap
22
×0.10
Returns
94
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +144.7% year over year.
5K2KSpike '24Spike '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Mar, Apr, May, Jun · busiest ÷ quietest = 2.3×

Competition

61%Permatex
  • Permatex61%
  • Loctite19%
  • Rectorseal13%
  • Vibra-TITE3%
  • Hercules2%
  • La-Co2%
  • Other (1 brands)1%

The top 5 products capture 77% of clicks — a locked-up shelf that new listings rarely crack. 7 brands and 153 sellers compete here.

Brands

7 flat

was 7 a year ago

Sellers

153

Top 5 brand share

97%

#ProductBrandPriceRatingReviewsClick shareTrend
2Permatex$13.534.7★3,79818%rising
3Permatex$11.494.8★2,19015%falling
10Permatex$21.494.8★2,1902%rising

Product shelf

All 17 tracked products in this niche.

Reviews

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

What buyers love

Leak-Proof25%

“Havent tested leakage yet”

Value For Money12%

“Worth the price”

Efficiency12%

“it applies smoothly without making a mess”

Advertised Vs Actual Product12%

“Works as advertised”

Quality-Overall10%

“Excellent Sealant for Automotive Use”

Ease Of Use8%

“Easy to use”

Durability3%

“everything is holding up great”

Ease Of Cleaning3%

“cleans up easy”

Lubrication2%

“A much better alternative to the plumbers/teflon tape in my opinion”

Filtration1%

“Good for my air fittings”

What buyers complain about

Leak-Proof28%

“Ive had leaks that wouldnt seal until this was used”

Functionality-Overall12%

“Do not work”

Ease Of Cleaning7%

“its hard to clean off your hands”

Thickness6%

“Comes out of a new tube very grainy”

Value For Money4%

“Not as good as hoped for the price”

Compatibility-Overall4%

“did not hold up on a fuel rail”

Size-Overall3%

“its small”

Pressure2%

“only rated to 100 psi”

Assembly/Installation2%

“This never set up”

Instructions/User Manual/Troubleshooting2%

“I wish they just stated this in the instructions”

Top return reasons

  • Leak-Proof20%
  • Value For Money16%
  • Advertised Vs Actual Product14%
  • Size-Overall12%
  • Functionality-Overall5%
  • Compatibility-Overall5%
  • Adhesion/Stickiness5%
  • Defective Material/Parts3%
  • Material Quality2%
  • Water Resistance2%

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.74 median price · 2.3% median returns across 14,634 tracked niches.