---
title: "kojic acid — £570K/yr Amazon United Kingdom Niche, Score 53/100 - Flapen"
canonical_url: "https://flapen.com/research/uk/beauty/kojic-acid"
last_updated: "2026-07-20T18:46:18.849Z"
locale: en
meta:
description: "kojic acid shows low returns (0.1%), but brand-locked demand (top 5 brands take 95% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "kojic acid shows low returns (0.1%), but brand-locked demand (top 5 brands take 95% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "kojic acid — £570K/yr Amazon United Kingdom Niche, Score 53/100 - Flapen"
---
# **kojic acid**
**Worth a look**
Shows low returns (0.1%), but brand-locked demand (top 5 brands take 95% of clicks) keeps it on the watch list.
Market size 63Growth 49Conversion 69Competition 16Returns 100Price range 74Avg price 75Brand share 12Review moat 25Quality gap 70
**Returns**
**Incredible****0.1%**
return rate — above 6% kills the launch gate
**Avg price**
**Great****£15.17**
avg listing price — sweet spot $15–$100
**Price range**
**Good****£4.99–£43.01**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Good****6.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Good****£570K**
£570K/yr · 598K searches
**Growth**
**Okay****+19.5%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****4,906.83**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****81%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****95%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, kojic acid is a £570K/yr Amazon United Kingdom market (598K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in May. Verdict: Worth a look — 53/100.
Data updated Jul 18, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **Market data**
- **Units sold / yr**
- **40K–50K**
- avg 3,000–4,000/product
- **Revenue / yr**
- **£607K–£759K**
- units × avg price
- **Launch success**
- **—**
- 4 of 4 new (360d)
- **Conversion rate**
- **6.3%**
- **Avg BSR**
- **#290**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **42%**
- **Out of stock**
- **2.8%**
- **Avg brand age**
- **41 months**
- **Avg seller age**
- **150 days**
## **Competition**
The top 5 products capture 81% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▼falling
**Sellers**
**54**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**81%**
Top 20: 100%
**Open market**
**2%**
- Kojie San68% - ORIENTLEAF10% - Saltair10% - PLANTIFIQUE5% - SAISZE3% - medicube3% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +19.5% search growth over the last 90 days.
18K13KSpike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: May · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/uk/beauty/kojic-acid/trend)
## **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%10%£57K20%£114K30%£171K40%£228K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kojie San Skin Lightening Soap - Classic 65g x3 Triple Pack**Kojie San**£6.47**4.2★10,919 rev](https://www.amazon.co.uk/dp/B0089PZZKS) [2**Kojie San Skin Brightening Soap - Classic 100g x 3 Triple Pack**Kojie San**£8.36**4.3★14,486 rev](https://www.amazon.co.uk/dp/B00F6YTNYE) [3**ORIENTLEAF Kojic Acid Soap Turmeric Soap Bar for Dark Spots Fresh Citrus Scent Gentle for Face and Body with Vitamin C Shea Butter Retinol Olive Oil Collagen (3 PACK)**ORIENTLEAF**£6.29**4.4★4,882 rev](https://www.amazon.co.uk/dp/B0D4QHYD6R) [4**Kojie San Skin Brightening Soap - Classic 65g x 2 Double Pack**Kojie San**£4.99**4.3★14,486 rev](https://www.amazon.co.uk/dp/B00R602KOQ) [5**Saltair Santal Bloom Body Oil - Nourishing Moisturizer for the Body**Saltair**£32.63**4.5★2,082 rev](https://www.amazon.co.uk/dp/B0CFSVH4L7)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**medicube Kojic Acid Turmeric Clarifying & Balancing Capsule Serum for Troubled Skin | Soothing & Brightening Facial Serum | Niacinamide & Glow Capsules for Hydration and Barrier Support | 1.01 fl.oz**medicube**£12.08**2,054 rev4mo ago](https://www.amazon.co.uk/dp/B0FG7VLJKG) [**Saltair Signature Scents Serum Deodorant 2 Pieces Formula with 5% AHA Deodorant with Lactic Acid and Mandelic Acid Odor Control without Aluminum for Women and Men Ideal for V**Saltair**£39.55**1,303 rev5mo ago](https://www.amazon.co.uk/dp/B0DLLKR4X8) [**SAISZE Turmeric Soap Bar Kojic Acid Soap 4oz x 2 BARS Dark Spots Remover for Face and Body Brightening Hyperpigmentation**SAISZE**£6.26**233 rev9mo ago](https://www.amazon.co.uk/dp/B0FKGJFBDJ) [**3PCS Turmeric Soap Bar Natural Turmeric and Kojic Acid Soap for Smooth Skin Exfoliating Bar for Face & Body**Kunoli**£7.07**150 rev11mo ago](https://www.amazon.co.uk/dp/B0FL2DXQZL) [**Saltair Santal Bloom Body Oil - Nourishing Moisturizer for the Body**Saltair**£32.63**2,082 rev1y ago](https://www.amazon.co.uk/dp/B0CFSVH4L7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**medicube Kojic Acid Turmeric Clarifying & Balancing Capsule Serum for Troubled Skin | Soothing & Brightening Facial Serum | Niacinamide & Glow Capsules for Hydration and Barrier Support | 1.01 fl.oz**medicube**£12.08**4.5★**▲ 263%**](https://www.amazon.co.uk/dp/B0FG7VLJKG) [**Saltair Signature Scents Serum Deodorant 2 Pieces Formula with 5% AHA Deodorant with Lactic Acid and Mandelic Acid Odor Control without Aluminum for Women and Men Ideal for V**Saltair**£39.55**4.2★**▲ 210%**](https://www.amazon.co.uk/dp/B0DLLKR4X8) [**SAISZE Turmeric Soap Bar Kojic Acid Soap 4oz x 2 BARS Dark Spots Remover for Face and Body Brightening Hyperpigmentation**SAISZE**£6.26**4.2★**▲ 93%**](https://www.amazon.co.uk/dp/B0FKGJFBDJ) [**Saltair - Shower Gel (Santal Bloom) - Pack of 2**Saltair**£43.01**4.3★**▲ 41%**](https://www.amazon.co.uk/dp/B0BVNG2MB1) [**Saltair Santal Bloom Body Oil - Nourishing Moisturizer for the Body**Saltair**£32.63**4.5★**▲ 31%**](https://www.amazon.co.uk/dp/B0CFSVH4L7)
**~~View all trending →~~**
## **Reviews**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Smell**16%
*“Lovely smell”*
**Quality-Overall**14%
*“Excellent product”*
**Suitability Combination Skin**10%
*“It works really well for my sensitive skin”*
**Soft Feel**8%
*“it makes my skin very soft”*
**Value For Money**7%
*“Value for money”*
**Brightness/Shine/Glow**7%
*“Brightening and smells great”*
**Lather**6%
*“The soap lathers really nicely”*
**Cleansing**6%
*“It also feels clean”*
**Symptom Reduction**4%
*“all have positive results”*
**Suitability Dry Skin**4%
*“doesnt leave my skin feeling overly dry”*
### **What buyers complain about **
**Value For Money**7%
*“Expensive”*
**Moist/Dry**7%
*“This can leave the skin feeling dry”*
**Functionality-Overall**7%
*“No work”*
**Quality-Overall**6%
*“Not good quality”*
**Size-Overall**6%
*“too small”*
**Allergies**6%
*“Allergy warning”*
**Suitability Dry Skin**5%
*“Dries my skin”*
**Symptom Reduction**4%
*“Have not noticed any improvement yet”*
**Smell**3%
*“Smells less authentic”*
**Durability**3%
*“The bars dont last as long”*
### **Top return reasons **
**Value For Money**14%
**Size-Overall**12%
**Quality-Overall**8%
**Advertised Vs Actual Product**8%
**Ingredients-Overall**8%
**Leak-Proof**6%
**Defective Material/Parts**6%
**Moist/Dry**5%
**Suitability Combination Skin**5%
**Motor Power**3%
## **Common questions**
- **Is kojic acid profitable to sell on Amazon United Kingdom?**
- The niche generates £570K/yr across 12 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is +19.5%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the kojic acid niche?**
- 7 brands and 54 sellers compete. The top 5 products take 81% of clicks and top 5 brands hold 95% of demand.
- **What do buyers complain about in kojic acid?**
- Top complaints mined from reviews: Value For Money, Moist/Dry, Functionality-Overall. The return rate is 0.1%.
- **When does demand for kojic acid peak?**
- Demand peaks in May; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the kojic acid niche?**
- Listings span £4.99–£43.01; the average listing price is £15.17 (sweet spot $15–$100). The average incumbent carries 4,907 reviews — the moat a new listing must climb.
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