Is tooth gem kit profitable to sell on Amazon United Kingdom?

The niche generates £54K/yr across 22 tracked products. 0 of 9 products launched in the last 360 days are still selling. 90-day search growth is -9.8%. Flapen's verdict: Skip it (46/100).

How competitive is the tooth gem kit niche?

15 brands and 19 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 75% of demand.

What do buyers complain about in tooth gem kit?

Top complaints mined from reviews: Adhesion/Stickiness, Durability, Value For Money. The return rate is 0.4%.

When does demand for tooth gem kit peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the tooth gem kit niche?

Listings span £3.44–£16.43; the average listing price is £7.88 (sweet spot $15–$100). The average incumbent carries 41 reviews — the moat a new listing must climb.

tooth gem kit

Skip it

Prices mostly outside the sweet spot ($3.44–$16.43) — this niche doesn't clear our bar today.

Quality gap

Incredible3.3★

avg incumbent rating — lower means beatable quality

Review moat

Incredible41.41

avg incumbent reviews — the moat a new listing must climb

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Brand share

Okay75%

top-5 brand share — brands hold most of the demand

Conversion

Okay3.4%

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

Competition

Okay64%

top-5 click share — leaders hold, buyers still browse

Avg price

Bad£7.88

avg listing price — sweet spot $15–$100

Growth

Bad-9.8%

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

Market size

Bad£54K

£54K/yr · 205K searches

Price range

Bad£3.44–£16.43

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

Signals Low Review Barrier Quality Gap Out of Stock

According to Flapen's Amazon United Kingdom niche tracking, tooth gem kit is a £54K/yr Amazon United Kingdom market (205K searches/yr). The top 5 brands hold 75% of demand. Verdict: Skip it — 46/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

tooth gem kit market data

Units sold / yr: 8K–10K; avg 250–500/product
Revenue / yr: £63K–£79K; units × avg price
Conversion rate: 3.4%
Avg BSR: #258
Page quality: 0%
Prime: 95%
Sponsored: 82%
Out of stock: 35.2%
Avg brand age: 25 months
Avg seller age: 220 days

Competition & brand share

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

Top-5 brand share

75%

Top 20: 100%

Top-5 click share

64%

Top 20: 98%

Open market

20%

Tseriact21%
Luretrap19%
Tpyag16%
AuraBeen14%
HERBINSOLS7%
OFFCUP4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -9.8% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top tooth gem kit search terms

tooth gem kit92K/yr -8.9%3.8% conv.
tooth gems58K/yr -6.8%3.2% conv.
tooth gem22K/yr -20.7%3.2% conv.
teeth gems18K/yr -11.6%2.4% conv.
tooth gems kit11K/yr +5.7%3.4% conv.
teeth gem kit5K/yr -32.4%2.4% conv.

All search terms

Top tooth gem kit products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 22 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Tseriact Tooth Gem Kit DIY Tooth Gems Sparkling Tooth Gems with 120 Crystals for Teeth Decor Diamond Crystal Tooth Jewelry for Teeth Women Bling (Style B)

Tseriact£7.793.6★38 rev

Luretrap DIY Tooth gem kit with GIue 30 Pieces Crystals Crystal GIue Jewelry Starter kit

Luretrap£14.183.8★208 rev

DIY Tooth Gems Kit - Teeth Crystal Decoration for Women Removable Tooth Ornaments - Teeth Decor Fashionable Diamond Crystal Gems

AuraBeen£8.034.0★67 rev

Tpyag Tooth Gem Kit DIY Crystal Tooth Decorations Shiny Removable Tooth Jewelry Ornaments for Cosplay & Party Decoration

Tpyag£7.803.3★76 rev

OFFCUP DIY Tooth Gems Kit Teeth Crystal Decoration for Tooth Decor Women Teeth Gem Kits with 12 Types Crystals Jewelry Starter Set with Glue Retractor Cleaning Sticks Tweezers UV Lamp

OFFCUP£5.873.1★94 rev

Newest

by launch date

Tooth Gem Kit with Glue 100pcs Tooth Gems Fashionable Removable Diamond & Rhinestone Teeth Jewels for Temporary Sparkling Smile

FUSDNW£6.263 rev

2mo ago

Tooth Gem Kit with Glue 100pcs Crystals Easy to Apply Fashionable Removable Teeth Gems Jewels Rhinestones for Temporary Sparkling Smile

Uoxmiy£7.713 rev

3mo ago

Gansdnek Tooth Gem Kit 64 Pcs DIY Tooth Jewellery Set Teeth Crystal Decoration DIY Tooth Gemstones Removable Dental Ornaments Tooth Ornaments with Glue for Beautifying and Decorating Teeth

Gansdnek£8.551 rev

4mo ago

KIKAWORD Tooth Gems Kit Tooth Gems DIY Teeth Gems Set Stylish and Detachable Robust and Reliable Diamond Crystal Gemstones Create a Dazzling Smile

KIKAWORD£7.444 rev

7mo ago

Tooth Gems Kit - DIY Teeth Crystal Decoration Kit for Women - Removable Tooth Rhinestone Ornaments - Teeth Decor Fashionable Diamond Gems with Storage Case for Temporary Sparkling Smile Accessories

HERBINSOLS£7.053 rev

7mo ago

What buyers say about tooth gem kit

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

What buyers love

Ease Of Use23%

“Easy to use”

Value For Money18%

“affordable it is to apply”

Brightness/Shine/Glow10%

“The crystals catch the light beautifully”

Strength8%

“apart from that seems very solid”

Instructions/User Manual/Troubleshooting8%

“The manual is easy to read as well”

Gifting Purpose6%

“Fun little gift”

Ease Of Application6%

“The application process was simple even for beginners”

Fun/Entertainment Experience5%

“Fun little kit with lots included”

Durability4%

“Such long-lasting brilliance”

Quality-Overall4%

“Seems a good product”

What buyers complain about

Adhesion/Stickiness32%

“the glue does not work”

Durability20%

“fell off after two hours”

Value For Money16%

“Very little for a lot of money and it's cheep and nasty to”

Quality-Overall9%

“Poor quality”

Oral Hygiene9%

“Doesnt work whats so ever, Im a dental nurse and tried this multiple times using the glue given, dental adhesive which is used for crowns and bridges and the gems did not stick”

Smell5%

“super concerning - it smells like glue”

Functionality-Overall5%

“Doesn't work”

Top return reasons

Adhesion/Stickiness44%

Durability19%

Size-Overall9%

Functionality-Overall8%

Defective Material/Parts4%

Brightness/Shine/Glow3%

Compatibility-Overall2%

Quality-Overall2%

Instructions/User Manual/Troubleshooting2%

Advertised Vs Actual Product2%

Common questions

Is tooth gem kit profitable to sell on Amazon United Kingdom?: The niche generates £54K/yr across 22 tracked products. 0 of 9 products launched in the last 360 days are still selling. 90-day search growth is -9.8%. Flapen's verdict: Skip it (46/100).
How competitive is the tooth gem kit niche?: 15 brands and 19 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 75% of demand.
What do buyers complain about in tooth gem kit?: Top complaints mined from reviews: Adhesion/Stickiness, Durability, Value For Money. The return rate is 0.4%.
When does demand for tooth gem kit peak?: Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the tooth gem kit niche?: Listings span £3.44–£16.43; the average listing price is £7.88 (sweet spot $15–$100). The average incumbent carries 41 reviews — the moat a new listing must climb.