kojic acid
Worth a lookShows low returns (0.1%), but brand-locked demand (top 5 brands take 95% of clicks) keeps it on the watch list.
Returns
Incredible0.1%return rate — above 6% kills the launch gate
Avg price
Great£15.17avg listing price — sweet spot $15–$100
Price range
Good£4.99–£43.01cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Conversion
Good6.3%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
Bad4,906.83avg incumbent reviews — the moat a new listing must climb
Competition
Bad81%top-5 click share — a locked-up shelf
Brand share
Bad95%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
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.Peak months: May · busiest ÷ quietest = 1.6×
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 12 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Kojie San Skin Lightening Soap - Classic 65g x3 Triple Pack
Kojie San£6.474.2★10,919 rev
Kojie San Skin Brightening Soap - Classic 100g x 3 Triple Pack
Kojie San£8.364.3★14,486 rev
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£6.294.4★4,882 rev
Kojie San Skin Brightening Soap - Classic 65g x 2 Double Pack
Kojie San£4.994.3★14,486 rev
Saltair Santal Bloom Body Oil - Nourishing Moisturizer for the Body
Saltair£32.634.5★2,082 rev
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£12.082,054 rev
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£39.551,303 rev
SAISZE Turmeric Soap Bar Kojic Acid Soap 4oz x 2 BARS Dark Spots Remover for Face and Body Brightening Hyperpigmentation
SAISZE£6.26233 rev
3PCS Turmeric Soap Bar Natural Turmeric and Kojic Acid Soap for Smooth Skin Exfoliating Bar for Face & Body
Kunoli£7.07150 rev
Saltair Santal Bloom Body Oil - Nourishing Moisturizer for the Body
Saltair£32.632,082 rev
Trending
90-day click momentummedicube 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£12.084.5★
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£39.554.2★
SAISZE Turmeric Soap Bar Kojic Acid Soap 4oz x 2 BARS Dark Spots Remover for Face and Body Brightening Hyperpigmentation
SAISZE£6.264.2★
Saltair - Shower Gel (Santal Bloom) - Pack of 2
Saltair£43.014.3★
Saltair Santal Bloom Body Oil - Nourishing Moisturizer for the Body
Saltair£32.634.5★
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Lovely smell”
“Excellent product”
“It works really well for my sensitive skin”
“it makes my skin very soft”
“Value for money”
“Brightening and smells great”
“The soap lathers really nicely”
“It also feels clean”
“all have positive results”
“doesnt leave my skin feeling overly dry”
What buyers complain about
“Expensive”
“This can leave the skin feeling dry”
“No work”
“Not good quality”
“too small”
“Allergy warning”
“Dries my skin”
“Have not noticed any improvement yet”
“Smells less authentic”
“The bars dont last as long”
Top return reasons
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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