---
title: "Niacinamide Toothpaste — £48K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/niacinamide-toothpaste"
last_updated: "2026-07-31T14:16:24.270Z"
locale: en
meta:
description: "Niche score 44/100 · £48K/yr market · 83K searches/yr · £7.73 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · £48K/yr market · 83K searches/yr · £7.73 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Niacinamide Toothpaste — £48K/yr Amazon UK Niche (2026) - Flapen"
---
# **niacinamide toothpaste**
**Skip it**
Soft demand (-47.0% this quarter) — this niche doesn't clear our bar today.
Market size 12Growth 1Conversion 77Competition 32Returns 100Price range 21Avg price 21Brand share 53Review moat 50Quality gap 100
**Quality gap**
**Incredible****3.5★**
avg incumbent rating — lower means beatable quality
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****7.6%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Okay****1,548.68**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****66%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Bad****£7.73**
avg listing price — sweet spot $15–$100
**Price range**
**Bad****£2.91–£18.16**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Bad****£48K**
£48K/yr · 83K searches
**Growth**
**Bad****-47.0%**
90-day search growth — must beat 0% to launch
**Signals**[** Quality Gap**](https://flapen.com/research/niches?market=uk&signal=quality_gap "Avg rating < 4.0") [** Out of Stock**](https://flapen.com/research/niches?market=uk&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United Kingdom niche tracking, niacinamide toothpaste is a £48K/yr Amazon United Kingdom market (83K searches/yr). The top 5 brands hold 73% of demand. Demand peaks in Jun–Jul–Aug–Sep. Verdict: Skip it — 44/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **niacinamide toothpaste market data**
- **Units sold / yr**
- **6K–8K**
- avg 100–250/product
- **Revenue / yr**
- **£46K–£62K**
- units × avg price
- **Conversion rate**
- **7.6%**
- **Avg BSR**
- **#933**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **57.7%**
- **Avg brand age**
- **31 months**
- **Avg seller age**
- **156 days**
## **Competition & brand share**
The top 5 products take 66% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▼falling
**Sellers**
**31**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**66%**
Top 20: 100%
**Open market**
**22%**
- BodyAccel30% - CCKULOOB16% - DEJIN10% - BAOXIAOBEN10% - KoolShiro7% - Generic5%
## **Demand & seasonality**
Weekly Amazon search volume, last 62 weeks — -47.0% search growth over the last 90 days.
8K6KSpike '25Prime Day '25Spike '26 seasonJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Jun, Jul, Aug, Sep · busiest ÷ quietest = 4.6×
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/niacinamide-toothpaste/trend)
## **Top niacinamide toothpaste search terms**
- **niacinamide toothpaste**41K/yr-56.4%7.1% conv. - **bodyaccel niacinamide whitening toothpaste**8K/yr-25.2%5.5% conv. - **body accel niacinamide whitening toothpaste**6K/yr-0.2%8.1% conv. - **niacinamide whitening toothpaste**18K/yr-58.8%5.7% conv. - **nicotinamide toothpaste**3K/yr-46.2%7.7% conv. - **nicotinamide whitening toothpaste**832/yr-58.4%15.6% conv. - **radiant whitening toothpaste**6K/yr-83.8%8.3% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/niacinamide-toothpaste/search-terms)
## **Top niacinamide toothpaste 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.
0%10%£5K20%£10K30%£15K40%£19K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 19 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**BodyAccel Niacinamide Whitening Toothpaste Intensive Stain Removal Natural Gentle Formula for Teeth Whitening & Gum Care Fresh Breath Fluoride-Free (1 Pack)**BodyAccel**£13.33**3.2★7,732 rev](https://www.amazon.co.uk/dp/B0DBLJSFWZ) [2**Niacinamide Whitening Toothpaste 100g - Niacinamide Toothpaste Stain Removal Gentle on Sensitive Teeth & Gums Fluoride-Free Natural Enzymes Dentist-Developed for Coffee & Tea Lovers**CCKULOOB**£6.47**3.3★141 rev](https://www.amazon.co.uk/dp/B0FD6CLBCJ) [3**DEJIN 2Pcs Niacinamide Whitening Toothpaste - Intensive Stain Removal Gentle Formula for Teeth Whitening & Gum Care Fresh Breath Fluoride-Free 200g**DEJIN**£8.40**3.4★97 rev](https://www.amazon.co.uk/dp/B0F8ZN8KVD) [4**Niacinamide Whitening Toothpaste 100g Niacinamide Toothpaste to Enamel Repair Fresh Breath Sensitive Teeth Safe Stain Removal & Gum Care for Coffee/Tea/Smokers (1 PC)**BAOXIAOBEN**£5.28**3.5★46 rev](https://www.amazon.co.uk/dp/B0F83N8KXJ) [5**BodyAccel Niacinamide Whitening Toothpaste Intensive Stain Removal Natural Gentle Formula for Teeth Whitening & Gum Care Fresh Breath Fluoride-Free (2 Pack)**BodyAccel**£18.16**3.2★7,732 rev](https://www.amazon.co.uk/dp/B0DBLKRGS6)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Niacinamide Whitening Toothpaste 100g Niacinamide Intensive Teeth Whitening Toothpaste Stain Removal Complete Care Repair and Protect Teeth Freshes Breath and Brightens Tooth (100g(Pack of 1))**YUEPLATTNMAY**£4.13**2 rev2mo ago](https://www.amazon.co.uk/dp/B0GZP2TS3V) [**XdealCozyxc 3 Pack Niacinamide Whitening Toothpaste Fluoride-Free Teeth Whitening Toothpaste for Sensitive Oral Care & Fresh Breath**XdealCozyxc**£9.61**2 rev4mo ago](https://www.amazon.co.uk/dp/B0GSR1SPHZ) [**2PCS Whitening Toothpaste Niacinamide Teeth Whitening Toothpaste for Stain Removal Deep Cleaning & Enamel Care Daily Complete Care for Bright Teeth Fresh Breath**SHEBEEDO**£7.69**3 rev4mo ago](https://www.amazon.co.uk/dp/B0GSDP4M13) [**VLUVLA 3Pcs Niacinamide Whitening Toothpaste 100g Teeth Whitening Toothpaste for Adults Deep Stain Removal Enamel Care Fresh Breath Daily Oral Care**VLUVLA**£9.85**11 rev7mo ago](https://www.amazon.co.uk/dp/B0G4CPSRFH) [**2026 New Upgraded Niacinamide Whitening Toothpaste for Adults Teeth Whitening Tooth Paste Brilliant Smile Niacinamide Toothpaste Whiten (3.53oz)**OIFVOPU**£7.37**1 rev9mo ago](https://www.amazon.co.uk/dp/B0GY8Y6HQC)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**2PCS Whitening Toothpaste Niacinamide Teeth Whitening Toothpaste for Stain Removal Deep Cleaning & Enamel Care Daily Complete Care for Bright Teeth Fresh Breath**SHEBEEDO**£7.69**4.6★**▲ 426%**](https://www.amazon.co.uk/dp/B0GSDP4M13) [**Niacinamide Whitening Toothpaste 100g Niacinamide Intensive Teeth Whitening Toothpaste Stain Removal Complete Care Repair and Protect Teeth Freshes Breath and Brightens Tooth (100g(Pack of 1))**YUEPLATTNMAY**£4.13**3.0★**▲ 423%**](https://www.amazon.co.uk/dp/B0GZP2TS3V) [**2026 New Upgraded Niacinamide Whitening Toothpaste for Adults Teeth Whitening Tooth Paste Brilliant Smile Niacinamide Toothpaste Whiten (3.53oz)**OIFVOPU**£7.37**5.0★**▲ 415%**](https://www.amazon.co.uk/dp/B0GY8Y6HQC) [**XdealCozyxc 3 Pack Niacinamide Whitening Toothpaste Fluoride-Free Teeth Whitening Toothpaste for Sensitive Oral Care & Fresh Breath**XdealCozyxc**£9.61**2.0★**▲ 409%**](https://www.amazon.co.uk/dp/B0GSR1SPHZ) [**Niacinamide Whitening Toothpaste Radiant Niacinamide Toothpaste - Natural Gentle Formula for Teeth Whitening & Gum Complete Oral Care Intensive Stain Removal Fresh Breath - 100Gram**Uocasi**£6.49**3.0★**▲ 278%**](https://www.amazon.co.uk/dp/B0F8VDF7YJ)
**~~View all trending →~~**
## **What buyers say about niacinamide toothpaste**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Tooth Brightening**15%
*“it does help cut down stains on teeth”*
**Quality-Overall**12%
*“Excellent product”*
**Cleansing**10%
*“Squeaky clean”*
**Taste-Overall**10%
*“It tastes pretty good”*
**Value For Money**9%
*“Definitely value for your money”*
**Oral Hygiene**5%
*“your teeth feel clean”*
**Smell**5%
*“my breath smells incredible”*
**Advertised Vs Actual Product**4%
*“Better than expected”*
**Toxic/Chemical Free**3%
*“Nice to use fluoride free”*
**Ease Of Use**2%
*“pleasant to use”*
### **What buyers complain about **
**Functionality-Overall**14%
*“Don't work”*
**Taste-Overall**13%
*“Also has an odd taste”*
**Value For Money**13%
*“Double the price all of a sudden”*
**Oral Hygiene**11%
*“Was expecting somthing good instead no difference than any other tootbpaste infacted my oral b intence white does a better job very annoyed as its expensive wont buy again”*
**Smell**8%
*“Couldnt stand the strange smell”*
**Tooth Brightening**7%
*“Not a whitening tooth paste”*
**Advertised Vs Actual Product**7%
*“False advertisement”*
**Color**4%
*“does not white”*
**Satisfaction/Pleasure**2%
*“Not satisfied”*
**Stale/Rotten/Spoiled**2%
*“Rubbish”*
### **Top return reasons **
**Advertised Vs Actual Product**40%
**Functionality-Overall**20%
**Flavor**10%
**Ethical Trade/Fair Trade**10%
**Taste-Overall**10%
**Tooth Brightening**10%
## **Common questions**
- **Is niacinamide toothpaste profitable to sell on Amazon United Kingdom?**
- The niche generates £48K/yr across 19 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -47.0%. Flapen's verdict: Skip it (44/100).
- **How competitive is the niacinamide toothpaste niche?**
- 17 brands and 31 sellers compete. The top 5 products take 66% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in niacinamide toothpaste?**
- Top complaints mined from reviews: Functionality-Overall, Taste-Overall, Value For Money. The return rate is 0.1%.
- **When does demand for niacinamide toothpaste peak?**
- Demand peaks in Jun–Jul–Aug–Sep; the busiest month runs 4.6× the quietest.
- **What does it cost to enter the niacinamide toothpaste niche?**
- Listings span £2.91–£18.16; the average listing price is £7.73 (sweet spot $15–$100). The average incumbent carries 1,549 reviews — the moat a new listing must climb.
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