medicine balls
Skip itBrand-locked demand (top 5 brands take 92% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Avg price
Great£19.20avg listing price — sweet spot $15–$100
Review moat
Great457.76avg incumbent reviews — the moat a new listing must climb
Price range
Great£7.11–£39.73cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Conversion
Okay2.6%search→purchase rate — share of searches ending in a sale
Market size
Okay£106K£106K/yr · 210K searches
Competition
Okay70%top-5 click share — leaders hold, buyers still browse
Growth
Bad-3.9%90-day search growth — must beat 0% to launch
Brand share
Bad92%top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, medicine balls is a £106K/yr Amazon United Kingdom market (210K searches/yr). The top 5 brands hold 92% of demand. Verdict: Skip it — 42/100.
Data updated Jul 29, 2026 · scored weekly · How we score niches
medicine balls market data
- Units sold / yr
- 4K–5K
- avg 100–250/product
- Revenue / yr
- £77K–£96K
- units × avg price
- Conversion rate
- 2.6%
- Avg BSR
- #17
- Page quality
- 0%
- Prime
- 29%
- Sponsored
- 88%
- Out of stock
- 4.0%
- Avg brand age
- 58 months
- Avg seller age
- 188 days
Competition & brand share
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.Brands
10 falling
Sellers
13
Top-5 brand share
92%
Top 20: 100%
Top-5 click share
70%
Top 20: 100%
Open market
5%
- Amazon Basics62%
- =NORTHERN=12%
- Lions10%
- Core Balance5%
- Fashion Thirsty4%
- 66fit3%
- Open — no brand owns it (4 brands, 5%)
Demand & seasonality
Weekly Amazon search volume, last 84 weeks — -3.9% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.2×
Top medicine balls search terms
- medicine ball60K/yr
- slam ball30K/yr
- weighted ball16K/yr
- medicine balls50K/yr
- medicine ball 10kg5K/yr
- weight ball7K/yr
- medicine ball with handles7K/yr
- medicine ball 5kg6K/yr
- slam ball 10kg4K/yr
- weighted balls3K/yr
Top medicine balls 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 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Amazon Basics Slam Medicine Balls for Exercise 12kg
Amazon Basics£17.314.5★363 rev
Amazon Basics Slam Medicine Balls for Exercise 4kg
Amazon Basics£16.384.5★363 rev
Amazon Basics Slam Medicine Balls for Exercise 8kg
Amazon Basics£17.364.5★363 rev
=NORTHERN= Medicine Ball 4kg-10kg - Weighted Ball for Core Strength Ab Workouts Strength Training & Home Gym Exercises
=NORTHERN=£21.400.0★0 rev
Amazon Basics Slam Medicine Balls for Exercise 10kg
Amazon Basics£18.954.5★363 rev
Newest
by launch date
VORX LONDON Fitness Slam Ball Weights Medicine Ball Heavy Duty Rubber Power Strength Training Fitness Gym Home Workout Equipment Core Ab Exercises Bootcamp MMA Boxing 1KG 3KG 5KG 8KG 10KG (1KG)
VORX LONDON£11.982 rev
=NORTHERN= Medicine Ball 4kg-10kg - Weighted Ball for Core Strength Ab Workouts Strength Training & Home Gym Exercises
=NORTHERN=£21.400 rev
=NORTHERN= Medicine Ball 4kg-10kg - Weighted Ball for Core Strength Ab Workouts Strength Training & Home Gym Exercises
=NORTHERN=£33.050 rev
=NORTHERN= Medicine Ball 4kg-10kg - Weighted Ball for Core Strength Ab Workouts Strength Training & Home Gym Exercises
=NORTHERN=£39.730 rev
YORKING Durable Rubber Medicine Ball for Fitness Training Strength & Core Workout Ball for Home and Gym Use (2KG)
YORKING£13.213 rev
Trending
90-day click momentumVORX LONDON Fitness Slam Ball Weights Medicine Ball Heavy Duty Rubber Power Strength Training Fitness Gym Home Workout Equipment Core Ab Exercises Bootcamp MMA Boxing 1KG 3KG 5KG 8KG 10KG (1KG)
VORX LONDON£11.984.5★
=NORTHERN= Medicine Ball 4kg-10kg - Weighted Ball for Core Strength Ab Workouts Strength Training & Home Gym Exercises
=NORTHERN=£33.050.0★
YORKING Durable Rubber Medicine Ball for Fitness Training Strength & Core Workout Ball for Home and Gym Use (2KG)
YORKING£13.215.0★
=NORTHERN= Medicine Ball 4kg-10kg - Weighted Ball for Core Strength Ab Workouts Strength Training & Home Gym Exercises
=NORTHERN=£39.730.0★
=NORTHERN= Medicine Ball 4kg-10kg - Weighted Ball for Core Strength Ab Workouts Strength Training & Home Gym Exercises
=NORTHERN=£21.400.0★
What buyers say about medicine balls
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent quality”
“Good price”
“Excellent med ball for training”
“Easy to inflate”
“Good size”
“Exactly as described”
“The rubber gives a firm grip when using”
“it is durable”
“Solid, heavy, expect to be tough and durable, time will tell and slamming”
“heavy ball, nice grip”
What buyers complain about
“tricky to pump up considering sending it back to see if there is one to buy inflated”
“Too heavy for my class”
“Grip pattern is not as deep as more expensive alternatives”
Top return reasons
Common questions
- Is medicine balls profitable to sell on Amazon United Kingdom?
- The niche generates £106K/yr across 17 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is -3.9%. Flapen's verdict: Skip it (42/100).
- How competitive is the medicine balls niche?
- 10 brands and 13 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 92% of demand.
- What do buyers complain about in medicine balls?
- Top complaints mined from reviews: Inflation/Deflation, Weight Heavy, Grip. The return rate is 0.5%.
- When does demand for medicine balls peak?
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- What does it cost to enter the medicine balls niche?
- Listings span £7.11–£39.73; the average listing price is £19.20 (sweet spot $15–$100). The average incumbent carries 458 reviews — the moat a new listing must climb.