plaster of paris
Skip itBrand-locked demand (top 5 brands take 95% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Conversion
Great10.5%search→purchase rate — share of searches ending in a sale
Review moat
Good541.33avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Price range
Okay£3.18–£26.57cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+13.1%90-day search growth — must beat 0% to launch
Avg price
Okay£10.56avg listing price — sweet spot $15–$100
Market size
Okay£142K£142K/yr · 128K searches
Competition
Bad75%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, plaster of paris is a £142K/yr Amazon United Kingdom market (128K searches/yr). The top 5 brands hold 95% of demand. Verdict: Skip it — 47/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
plaster of paris market data
- Units sold / yr
- 15K–20K
- avg 1,000–1,250/product
- Revenue / yr
- £158K–£211K
- units × avg price
- Conversion rate
- 10.5%
- Avg BSR
- #72
- Page quality
- 0%
- Prime
- 87%
- Sponsored
- 33%
- Out of stock
- 5.5%
- Avg brand age
- 51 months
- Avg seller age
- 173 days
Competition & brand share
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.Brands
8 rising
Sellers
17
Top-5 brand share
95%
Top 20: 100%
Top-5 click share
75%
Top 20: 100%
Open market
3%
- Mouldmaster64%
- Trustleaf15%
- The Glowhouse9%
- docrafts4%
- Wealike3%
- PEBEO2%
- Open — no brand owns it (2 brands, 3%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +13.1% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Top plaster of paris search terms
- plaster of paris99K/yr
- plaster of paris powder23K/yr
- plaster paris4K/yr
- plaster powder3K/yr
Top plaster of paris 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 15 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Mouldmaster 5 Kg Plaster of Paris White
Mouldmaster£9.914.5★2,252 rev
Mouldmaster 2.5 Kg Plaster of Paris White
Mouldmaster£7.174.6★1,122 rev
Mouldmaster Prestia Plaster of Paris 500g
Mouldmaster£3.434.6★297 rev
1kg Tub - Trustleaf Plaster of Paris - Fine Casting Plaster
Trustleaf£6.794.6★311 rev
Plaster of Paris 5kg Premium Casting Powder for Moulding Crafts Sculpting & Art Projects Fast Setting Smooth Finish High Strength The Glowhouse
The Glowhouse£9.554.6★13 rev
Newest
by launch datePlaster of Paris 5kg Premium Casting Powder for Moulding Crafts Sculpting & Art Projects Fast Setting Smooth Finish High Strength The Glowhouse
The Glowhouse£9.5513 rev
Wealike Eco Resin Casting Powder 3000G Water-Based Ceramic Plaster of Paris with 6PCS Pigments 30 Minutes Demold.Easy Mix Self Leveling Non-Toxic for Home Decor &DIY Art
Wealike£24.33100 rev
Eco Resin Casting Powder - 2800g Fast Cure Plaster of Paris Powder for Crafts DIY & Home Art 30 Min Demold Easy Mix Water Activated Eco-Friendly Casting Resin Powder for Beginners & Professionals
DecorRom£25.65223 rev
Baker Ross FX917 Casting Powder - 1kg Mould Supplies and Model Making Accessories
Baker Ross£4.4210 rev
Mouldmaster Prestia Plaster of Paris 500g
Mouldmaster£3.43297 rev
Trending
90-day click momentumPlaster of Paris 5kg Premium Casting Powder for Moulding Crafts Sculpting & Art Projects Fast Setting Smooth Finish High Strength The Glowhouse
The Glowhouse£9.554.6★
Wealike Eco Resin Casting Powder 3000G Water-Based Ceramic Plaster of Paris with 6PCS Pigments 30 Minutes Demold.Easy Mix Self Leveling Non-Toxic for Home Decor &DIY Art
Wealike£24.334.4★
Baker Ross FX917 Casting Powder - 1kg Mould Supplies and Model Making Accessories
Baker Ross£4.423.2★
Gedeo 1 Kg Light Plaster White
PEBEO£3.184.5★
1kg Tub - Trustleaf Plaster of Paris - Fine Casting Plaster
Trustleaf£6.794.6★
What buyers say about plaster of paris
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent product”
“Good value for money”
“Easy to use”
“Item 100% accurate with advert on website”
“The pigment colours are also good that came with it”
“Strong”
“quick to set which makes it perfect for making Christmas decorations with my young daughter”
“Excellent results, no air pockets, now comes the fun part”
“Great modelling product”
“You can take it out of the molds after 20 minutes”
What buyers complain about
“Grey, not white”
“Buy cheap, buy twice”
“Not White Plaster”
“not so strong”
“Waste of time and money”
“it was still leaking a lot of water at the top”
“No instructions, had to guess the measurements and wasted quite a bit of the product as it was setting too quickly or not enough for a finished model”
“Doesnt set adequately”
“Needs alot of work to mix to consistency”
“it is heavy stuff I suppose”
Top return reasons
Common questions
- Is plaster of paris profitable to sell on Amazon United Kingdom?
- The niche generates £142K/yr across 15 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +13.1%. Flapen's verdict: Skip it (47/100).
- How competitive is the plaster of paris niche?
- 8 brands and 17 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 95% of demand.
- What do buyers complain about in plaster of paris?
- Top complaints mined from reviews: Color, Quality-Overall, Material Quality. The return rate is 0.5%.
- When does demand for plaster of paris peak?
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- What does it cost to enter the plaster of paris niche?
- Listings span £3.18–£26.57; the average listing price is £10.56 (sweet spot $15–$100). The average incumbent carries 541 reviews — the moat a new listing must climb.