quinine tablets for leg cramps
Worth a lookShows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Brand share
Good64%top-5 brand share — brands hold most of the demand
Growth
Good+44.8%90-day search growth — must beat 0% to launch
Conversion
Good5.6%search→purchase rate — share of searches ending in a sale
Price range
Good£4.28–£31.85cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Good£12.35avg listing price — sweet spot $15–$100
Competition
Okay56%top-5 click share — leaders hold, buyers still browse
Review moat
Okay3,785.72avg incumbent reviews — the moat a new listing must climb
Market size
Bad£48K£48K/yr · 69K searches
According to Flapen's Amazon United Kingdom niche tracking, quinine tablets for leg cramps is a £48K/yr Amazon United Kingdom market (69K searches/yr). The top 5 brands hold 64% of demand. Demand peaks in Aug. Verdict: Worth a look — 57/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
quinine tablets for leg cramps market data
- Units sold / yr
- 3K–4K
- avg 100–250/product
- Revenue / yr
- £37K–£49K
- units × avg price
- Conversion rate
- 5.6%
- Avg BSR
- #155
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 80%
- Out of stock
- 12.1%
- Avg brand age
- 47 months
- Avg seller age
- 169 days
Competition & brand share
The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.Brands
20 rising
Sellers
45
Top-5 brand share
64%
Top 20: 100%
Top-5 click share
56%
Top 20: 95%
Open market
30%
- MAGNOX21%
- OZUNA NUTRITION14%
- Health Thru Nutrition12%
- Theraworx9%
- Nutrition Geeks9%
- Bodygenix6%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +44.8% search growth over the last 90 days.Peak months: Aug · busiest ÷ quietest = 1.8×
Top quinine tablets for leg cramps search terms
- quinine tablets for leg cramps15K/yr
- cramp relief for legs12K/yr
- cramp tablets5K/yr
- instant leg cramp relief5K/yr
- anti cramp tablets4K/yr
- leg cramps relief at night6K/yr
- crampex tablets- muscle cramp4K/yr
- cramp relief4K/yr
- cramp3K/yr
- stop leg cramps at night2K/yr
Top quinine tablets for leg cramps 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 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Cramp Guard Magnesium Supplement | Sports & Nocturnal Cramp Relief | Highly Bioavailable Magnesium Citrate Vitamin D3 & Calcium | Muscle Leg Cramps & Restless Leg Syndrome (RLS) Relief 60 Capsules
OZUNA NUTRITION£10.904.2★72 rev
MAGNOX Buster | Patented Clinically Tested 380mg Magnesium Supplement for Spasms & Leg Cramps at Night | One Capsule a Day for Almost Full Dosage | 3X More Absorption | Dead Sea Minerals (60 Caps)
MAGNOX£23.324.2★1,658 rev
PQQ 20mg Pyrroloquinoline Quinone as PureQQ | Vegan Certified Non-GMO Gluten Free | by Health Thru Nutrition (Pack of 120)
Health Thru Nutrition£16.034.6★1,980 rev
Magnesium Glycinate 3-in-1 Complex - 1800mg Supplements as Bisglycinate Citrate & Malate 90 Vegan Capsules Triple High Absorption 384mg Elemental UK Made
Nutrition Geeks£8.114.5★35,795 rev
Theraworx Relief for Muscle Cramps Roll-On Fast-Acting Muscle Spasm Leg Soreness with Magnesium Sulfate - 2.5 oz - 1 Count
Theraworx£17.714.5★4,850 rev
Newest
by launch date
Amulet Restless Legs & Cramps Relief Supplement 1400mg Magnesium Complex with Zinc B12 & B6 Support for Night Leg Cramps & Restless Leg Syndrome 90 Vegan Capsules
Amulet£11.6985 rev
Cramp Relief Supplement Magnesium Supplement for Muscle & Leg Cramps & Spasms with Magnesium VIT D3 & Calcium for Sleep & Muscle Relaxation Halal & Suitable for Vegetarians DeenVida Nutrition
DEENVIDA NUTRITION£11.8911 rev
Advanced Magnesium Complex with Vitamin B6 | Made in the UK | Magnesium Supplements for Restless Leg Syndrome Relief Leg Cramps & Sleep | Mag Citrate Oxide & VIT B6 | 60 Capsules
Oxford Origins£6.651,308 rev
Magnesium Cream with Magnesium Chloride Topical Magnesium Butter Balm for Muscle Comfort & Tired Legs Nighttime Relaxing Formula - 90g
RoongDuuDll£7.22362 rev
Pure Magnesium Oil Spray High Potent 32% Concentration Better Sleep Muscle Ache and Stress Relief Body Odor Reduction Topical Pure Magnesium Oil Spray for Feet
WALLZON£7.06373 rev
Trending
90-day click momentumPQQ 20mg Pyrroloquinoline Quinone as PureQQ | Vegan Certified Non-GMO Gluten Free | by Health Thru Nutrition (Pack of 120)
Health Thru Nutrition£16.034.6★
Pure Magnesium Oil Spray High Potent 32% Concentration Better Sleep Muscle Ache and Stress Relief Body Odor Reduction Topical Pure Magnesium Oil Spray for Feet
WALLZON£7.064.0★
Electrolyte Tablets - Rapid Acting High Strength Rehydration Tablets with Sodium Potassium Magnesium - Muscle Cramp & Dehydration Relief for Sports Running Keto Fasting Salts - 120 Vegan Capsules
Mr Run£8.634.5★
Amulet Restless Legs & Cramps Relief Supplement 1400mg Magnesium Complex with Zinc B12 & B6 Support for Night Leg Cramps & Restless Leg Syndrome 90 Vegan Capsules
Amulet£11.694.5★
Cramp Relief Supplement Magnesium Supplement for Muscle & Leg Cramps & Spasms with Magnesium VIT D3 & Calcium for Sleep & Muscle Relaxation Halal & Suitable for Vegetarians DeenVida Nutrition
DEENVIDA NUTRITION£11.893.9★
What buyers say about quinine tablets for leg cramps
What buyers praise and complain about, mined from review topics.What buyers love
“HELPS WITH SLEEP”
“They appear well made”
“Good value for money”
“Best magnesium supplement around”
“helps muscle cramps”
“As Advertised”
“Works perfectly”
“i've found no problem in swallowing them”
“Vitamins, easy to swallow good amount of supply”
“Easy to use”
What buyers complain about
“still cant sleep”
“Did not work”
“This magnesium does not work”
“Gives you stomach cramps”
“The dosage is far too high”
“Will make you ill”
“Quite big tablets”
“It's not as described”
“Absolutely rubbish”
“Waste of money”
Top return reasons
Common questions
- Is quinine tablets for leg cramps profitable to sell on Amazon United Kingdom?
- The niche generates £48K/yr across 25 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +44.8%. Flapen's verdict: Worth a look (57/100).
- How competitive is the quinine tablets for leg cramps niche?
- 20 brands and 45 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 64% of demand.
- What do buyers complain about in quinine tablets for leg cramps?
- Top complaints mined from reviews: Sleep Quality, Functionality-Overall, Magnesium. The return rate is 0.1%.
- When does demand for quinine tablets for leg cramps peak?
- Demand peaks in Aug; the busiest month runs 1.8× the quietest.
- What does it cost to enter the quinine tablets for leg cramps niche?
- Listings span £4.28–£31.85; the average listing price is £12.35 (sweet spot $15–$100). The average incumbent carries 3,786 reviews — the moat a new listing must climb.