nail whitener
Worth a lookShows low returns (0.4%), but a small market ($49K/yr) keeps it on the watch list.
Returns
Incredible0.4%return rate — above 5% kills the launch gate
Competition
Great29%top-5 click share — an open shelf
Review moat
Good712.53avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Growth
Good+36.6%90-day search growth — must beat 0% to launch
Conversion
Good4.3%search→purchase rate — share of searches ending in a sale
Price range
Okay£2.85–£23.44cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Okay£10.80avg listing price — sweet spot $15–$100
Brand share
Bad91%top-5 brand share — brand-locked demand
Market size
Bad£49K£49K/yr · 107K searches
According to Flapen's Amazon United Kingdom niche tracking, nail whitener is a £49K/yr Amazon United Kingdom market (107K searches/yr). The top 5 brands hold 91% of demand. Verdict: Worth a look — 55/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
nail whitener market data
- Units sold / yr
- 4K–5K
- avg 0–100/product
- Revenue / yr
- £43K–£54K
- units × avg price
- Conversion rate
- 4.3%
- Avg BSR
- #519
- Page quality
- 0%
- Prime
- 97%
- Sponsored
- 73%
- Out of stock
- 12.1%
- Avg brand age
- 55 months
- Avg seller age
- 162 days
Competition & brand share
Clicks spread well past the top 5 (29% combined) — an open shelf where new products get seen.Brands
16 rising
Sellers
54
Top-5 brand share
91%
Top 20: 100%
Top-5 click share
29%
Top 20: 69%
Open market
8%
- LEIGHTON DENNY81%
- NAILKIND4%
- Nailoid3%
- Dr. Scholl's2%
- Kiko Milano2%
- PODERM1%
- Open — no brand owns it (10 brands, 8%)
Demand
Weekly Amazon search volume, last 15 weeks — +36.6% search growth over the last 90 days.Top nail whitener search terms
- leighton denny nail polish48K/yr
- leighton denny26K/yr
- leighton denny nail illuminator10K/yr
- nail whitener17K/yr
- nail whitener for yellow nails6K/yr
Top nail whitener 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
LEIGHTON DENNY Butterfly Wings Nail Polish High Performance Nail Colour Pink Nail Varnish 12ml
LEIGHTON DENNY£10.864.4★440 rev
LEIGHTON DENNY Crushed Grape Nail Polish High Performance Nail Colour Purple Nail Varnish 12ml
LEIGHTON DENNY£10.674.3★378 rev
LEIGHTON DENNY Nail Illuminator Blush Pink | Brightening Nail Polish & Base Coat Treatment | Vegan Plant-Based
LEIGHTON DENNY£11.544.6★334 rev
LEIGHTON DENNY Whatever High Performance Nail Polish Purple Varnish 12 ml
LEIGHTON DENNY£10.664.3★378 rev
LEIGHTON DENNY Glazed Collection | Nail Polish Gift Set | Get Glazed Glazed Expression Glazed & Unfazed | glazed donut nail polish | Vegan
LEIGHTON DENNY£18.654.6★23 rev
Newest
by launch date
LEIGHTON DENNY Resort Ready Collection | nail polish set | high-shine jelly nail polish | vegan
LEIGHTON DENNY£20.860 rev
LEIGHTON DENNY Nail Illuminator Hazy Lilac | Brightening Nail Polish & Base Coat Treatment | Vegan Plant-Based
LEIGHTON DENNY£12.274 rev
LEIGHTON DENNY Nail Polish | Rose Veil | shimmering pink semi-sheer nail polish | vegan
LEIGHTON DENNY£10.6911 rev
LEIGHTON DENNY Nudes Collection | Nail Polish set | nude nail polish | vegan
LEIGHTON DENNY£18.688 rev
LEIGHTON DENNY Multidimensional Collection | Nail polish set | metallic nail polish | vegan
LEIGHTON DENNY£18.965 rev
Trending
90-day click momentumLEIGHTON DENNY Resort Ready Collection | nail polish set | high-shine jelly nail polish | vegan
LEIGHTON DENNY£20.860.0★
LEIGHTON DENNY Just Perfect Nail Polish High Performance Nail Colour Peach Nail Varnish 12ml
LEIGHTON DENNY£10.614.3★
LEIGHTON DENNY Nail Illuminator Hazy Lilac | Brightening Nail Polish & Base Coat Treatment | Vegan Plant-Based
LEIGHTON DENNY£12.274.1★
LEIGHTON DENNY Whatever High Performance Nail Polish Purple Varnish 12 ml
LEIGHTON DENNY£10.664.3★
KIKO Milano French Manicure White Pencil For Nail Tips Pack of 1
Kiko Milano£3.814.0★
What buyers say about nail whitener
What buyers praise and complain about, mined from review topics.What buyers love
“Love the colour”
“Excellent quality I have been looking for this shade for the last two years”
“worth the money”
“have a beautiful shine”
“Amazing lasting feature”
“Easy to use”
“Does what it says”
“great finish”
“it looks and feels really nice”
“Very easy application too”
What buyers complain about
“Waste of Money”
“no purple colour at all”
“Broken with first few uses”
“Not doing that well”
“Rubbish”
“A little thicker once few coats are on”
“will never improve”
“Not glitter”
“Nothing more than an overpriced clear polish”
“Not what it says”
Top return reasons
Common questions
- Is nail whitener profitable to sell on Amazon United Kingdom?
- The niche generates £49K/yr across 59 tracked products. 0 of 8 products launched in the last 360 days are still selling. 90-day search growth is +36.6%. Flapen's verdict: Worth a look (55/100).
- How competitive is the nail whitener niche?
- 16 brands and 54 sellers compete. The top 5 products take 29% of clicks and top 5 brands hold 91% of demand.
- What do buyers complain about in nail whitener?
- Top complaints mined from reviews: Value For Money, Color, Durability. The return rate is 0.4%.
- What does it cost to enter the nail whitener niche?
- Listings span £2.85–£23.44; the average listing price is £10.80 (sweet spot $15–$100). The average incumbent carries 713 reviews — the moat a new listing must climb.