Is plantar fasciitis night splints profitable to sell on Amazon United Kingdom?

The niche generates £86K/yr across 40 tracked products. 0 of 14 products launched in the last 360 days are still selling. 90-day search growth is -3.8%. Flapen's verdict: Worth a look (56/100).

How competitive is the plantar fasciitis night splints niche?

32 brands and 42 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 48% of demand.

What do buyers complain about in plantar fasciitis night splints?

Top complaints mined from reviews: Size-Overall, Comfort-Overall, Instructions/User Manual/Troubleshooting. The return rate is 1.9%.

When does demand for plantar fasciitis night splints peak?

Demand is steady year-round — the busiest month runs 1.7× the quietest.

What does it cost to enter the plantar fasciitis night splints niche?

Listings span £5.78–£22.37; the average listing price is £12.40 (sweet spot $15–$100). The average incumbent carries 1,908 reviews — the moat a new listing must climb.

plantar fasciitis night splints

Worth a look

Shows beatable incumbent ratings (3.9★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Quality gap

Incredible3.9★

avg incumbent rating — lower means beatable quality

Brand share

Great48%

top-5 brand share — no brand owns this niche

Returns

Great1.9%

return rate — above 5% kills the launch gate

Competition

Great40%

top-5 click share — an open shelf

Conversion

Good4.5%

search→purchase rate — share of searches ending in a sale

Avg price

Good£12.40

avg listing price — sweet spot $15–$100

Review moat

Okay1,908.45

avg incumbent reviews — the moat a new listing must climb

Price range

Okay£5.78–£22.37

cheapest to priciest tracked listing — scored on the share inside $15–$100

Growth

Bad-3.8%

90-day search growth — must beat 0% to launch

Market size

Bad£86K

£86K/yr · 154K searches

Signals No Dominant Brand Quality Gap

According to Flapen's Amazon United Kingdom niche tracking, plantar fasciitis night splints is a £86K/yr Amazon United Kingdom market (154K searches/yr). The top 5 brands hold 48% of demand. Verdict: Worth a look — 56/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

plantar fasciitis night splints market data

Units sold / yr: 5K–6K; avg 100–250/product
Revenue / yr: £62K–£74K; units × avg price
Conversion rate: 4.5%
Avg BSR: #302
Page quality: 0%
Prime: 93%
Sponsored: 100%
Out of stock: 16.6%
Avg brand age: 42 months
Avg seller age: 191 days

Competition & brand share

Clicks spread well past the top 5 (40% combined) — an open shelf where new products get seen.

Brands

32 falling

Sellers

Top-5 brand share

48%

Top 20: 91%

Top-5 click share

40%

Top 20: 82%

Open market

47%

PRO 11 WELLBEING13%
Orthotix12%
CHONGNI11%
Bodytec Wellbeing7%
AVIDDA5%
NEWGO5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -3.8% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.7×

Open Trend

Top plantar fasciitis night splints search terms

plantar fasciitis night splints39K/yr -22.9%3.5% conv.
night splints for plantar fasciitis28K/yr -19.5%3.1% conv.
plantar fasciitis night splint20K/yr +15.5%3.2% conv.
night splint for plantar fasciitis11K/yr +52.9%2.0% conv.
foot splint9K/yr +1.3%1.2% conv.
plantar fasciitis brace7K/yr +54.3%1.7% conv.
plantar fasciitis splint9K/yr +31.8%3.5% conv.
night splint8K/yr +4.5%2.3% conv.
plantar fasciitis boot6K/yr +3.3%2.2% conv.
night splints6K/yr -0.8%1.1% conv.

All search terms

Top plantar fasciitis night splints 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

CHONGNI Plantar Fasciitis Night Splints: Upgrade Adjustable Breathable Night Splints for Plantar Fasciitis Support with Arch Support Relief Achilles Tendonitis Foot Drop Heel Pain Day&Night (Blue)

CHONGNI£18.523.8★71 rev

Medically approved - Plantar Fasciitis/Achilles Tendonitis Resting Splint with FREE Wedge for Optimal Foot Positioning (Class 1 medical device - Supplied to the NHS) MEDIUM UK Shoe: 6-9

Orthotix£22.324.2★434 rev

PRO 11 WELLBEING Night splint foot brace wrap that treats plantar fasciitis and foot pain

PRO 11 WELLBEING£10.593.9★1,379 rev

Bodytec Wellbeing Brace Night splint for prolonged stretch of the Plantar Fascia for the treatment of Plantar Fasciitis and Achilles Tendonitis (up to 6.5 UK)

Bodytec Wellbeing£15.324.1★474 rev

NEWGO Ankle Ice Pack Wrap Reusable Plantar Fasciitis Night Splint for Heel Hot Cold Compression Therapy Foot Ice Pack for Sports Injuries Achilles Tendonitis Foot Rehabilitation

NEWGO£14.444.1★30 rev

Newest

by launch date

Meunhy Plantar Fasciitis Night Splints Night Splints for Plantar Fasciitis Adjustable Breathable and Comfortable Provide Support Black

Meunhy£7.979 rev

2w ago

Plantar Fasciitis Support Night Splint with Massage Ball for Foot Pain Relief Causing by Plantar Fasciitis Achilles Tendonitis Heel Spur Comfortable & Easy-to-use Brace for Men & Women Medium

Hayruoy£19.2919 rev

1mo ago

Bettinay Plantar Fasciitis Night Splint Adjustable Ankle Brace for Heel Pain Relief from Plantar Fasciitis & Achilles Tendonitis Unisex (Grey)

Bettinay£12.792 rev

4mo ago

llikknve Plantar Fasciitis Night Splints Adjustable Breathable Night Splints for Plantar Fasciitis Foot Splint Day and Night Use Relieve Discomfort Black

llikknve£8.169 rev

7mo ago

HEUIOP 2 Pcs Plantar Fasciitis Night Splints Adjustable Foot Drop Brace Night Splints for Plantar Fasciitis High Arches Flat Feet Achilles Tendonitis Heel Spur Pain Relief Men & Women(M/40-44)

HEUIOP£11.5210 rev

9mo ago

What buyers say about plantar fasciitis night splints

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall17%

“The quality actually seems to be reasonable, though”

Size-Overall13%

“Easy to fit”

Comfort-Overall11%

“Comfortable and supportive”

Support-Overall10%

“Comfortable support”

Value For Money6%

“Excellent value”

Ease Of Use6%

“Easy to use”

Joint Pain5%

“Great price perfect for my mother who has has trouble with gout and plantar issues”

Pain Relief-Overall4%

“Helps reduce pain”

Advertised Vs Actual Product3%

“As advertised”

Adjustability/Rotatability/Reclining3%

“Fully adjustable”

What buyers complain about

Size-Overall17%

“Doesn't even fit”

Comfort-Overall7%

“Not very comfortable”

Instructions/User Manual/Troubleshooting7%

“No instructions”

Ease Of Use7%

“little difficult to get off”

Value For Money6%

“Which is ridiculous spent so much money with them”

Durability6%

“Broke on first use”

Quality-Overall5%

“The padding and quality was not what it should be”

Functionality-Overall3%

“Does not work for me”

Strength2%

“it's not strong anymore”

Design-Overall2%

“the design is not right the rod the hits the toes is so painful”

Top return reasons

Size-Overall51%

Comfort-Overall10%

Functionality-Overall7%

Feet Fit5%

Quality-Overall3%

Ease Of Use2%

Advertised Vs Actual Product2%

Pain Relief-Overall2%

Joint Pain2%

Defective Material/Parts2%

Common questions

Is plantar fasciitis night splints profitable to sell on Amazon United Kingdom?: The niche generates £86K/yr across 40 tracked products. 0 of 14 products launched in the last 360 days are still selling. 90-day search growth is -3.8%. Flapen's verdict: Worth a look (56/100).
How competitive is the plantar fasciitis night splints niche?: 32 brands and 42 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 48% of demand.
What do buyers complain about in plantar fasciitis night splints?: Top complaints mined from reviews: Size-Overall, Comfort-Overall, Instructions/User Manual/Troubleshooting. The return rate is 1.9%.
When does demand for plantar fasciitis night splints peak?: Demand is steady year-round — the busiest month runs 1.7× the quietest.
What does it cost to enter the plantar fasciitis night splints niche?: Listings span £5.78–£22.37; the average listing price is £12.40 (sweet spot $15–$100). The average incumbent carries 1,908 reviews — the moat a new listing must climb.