magnesium cream
Worth a lookShows low returns (0.1%), but soft demand (-7.4% this quarter) keeps it on the watch list.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Great8.4%search→purchase rate — share of searches ending in a sale
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Review moat
Good813.06avg incumbent reviews — the moat a new listing must climb
Market size
Good£417K£417K/yr · 425K searches
Avg price
Okay£11.74avg listing price — sweet spot $15–$100
Price range
Okay£5.89–£22.29cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay84%top-5 brand share — brands hold most of the demand
Competition
Okay69%top-5 click share — leaders hold, buyers still browse
Growth
Bad-7.4%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, magnesium cream is a £417K/yr Amazon United Kingdom market (425K searches/yr). The top 5 brands hold 84% of demand. Demand peaks in Jan–Dec. Verdict: Worth a look — 53/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
magnesium cream market data
- Units sold / yr
- 40K–50K
- avg 3,000–4,000/product
- Revenue / yr
- £470K–£587K
- units × avg price
- Conversion rate
- 8.4%
- Avg BSR
- #92
- Page quality
- 0%
- Prime
- 94%
- Sponsored
- 100%
- Out of stock
- 3.0%
- Avg brand age
- 38 months
- Avg seller age
- 164 days
Competition & brand share
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.Brands
12 rising
Sellers
54
Top-5 brand share
84%
Top 20: 100%
Top-5 click share
69%
Top 20: 100%
Open market
11%
- BetterYou27%
- Feather & Down25%
- Sweet Bee Organics16%
- NBXINSLF9%
- 5KIND CLINICAL SKINCARE6%
- RoongDuuDll5%
- Open — no brand owns it (6 brands, 11%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -7.4% search growth over the last 90 days.Peak months: Jan, Dec · busiest ÷ quietest = 2.9×
Top magnesium cream search terms
- magnesium cream98K/yr
- magnesium lotion42K/yr
- magnesium cream for restless legs24K/yr
- magnesium butter39K/yr
- magnesium cream for muscle pain7K/yr
- sweet bee organics magnesium butter14K/yr
- magnesium balm29K/yr
- magnesium cream for sleep22K/yr
- magnesium lotion for feet4K/yr
- feather and down magnesium sleep butter13K/yr
Top magnesium cream 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
Feather & Down Magnesium Butter for Sleep - Lavender & Chamomile Soothing Body Butter (300ml) to support relaxation in your self care routine.
Feather & Down£5.894.5★3,623 rev
BetterYou Magnesium Body Lotion Nourishing Blend of Natural Zechstein Transdermal Magnesium and Shea Butter to Soften and Moisturise Skin Palm-Oil Free 180ml
BetterYou£6.954.4★1,212 rev
BetterYou Magnesium Sleep Lotion Transdermal Magnesium Chloride Lotion Infused with Lavender & Chamomile to Support Sleep & Natural Muscle Relaxation 180ml
BetterYou£6.424.2★4,738 rev
Sweet Bee Magnesium Body Butter with Shea Butter | Moisturizing Body Cream for Dry Skin | Rich Hydrating Formula | Non-Greasy Skin Care | Lavender 120ml
Sweet Bee Organics£22.194.2★870 rev
Magnesium Cream Moisturising Body Lotion with Almond Oil Lavender and Vitamin E Fast-Absorbing Formula for Daily Skin Care 90G
NBXINSLF£7.454.2★61 rev
Newest
by launch date
Sweet Bee Magnesium Butter - Soothing Magnesium for Sleep & Relaxation with Shea Butter - Moisturizing Magnesium Balm for Muscle Recovery - Nourishing Magnesium Cream for Sleep - Lavender 35ml
Sweet Bee Organics£12.50870 rev
Magnesium Cream for Sleep: Magnesium Balm for Restless Legs Syndrome Relief Moisturizing Butter with Magnesium Chloride Lavender Oil for Cramp and Muscle Pain for Body Legs Feet 120g/4.2oz
Jtopyrt£6.5326 rev
Wansiven Magnesium Cream for Sleep 100g Calm Magnesium Butter Topical Butter Cream for Restless Legs Fast Absorbing Muscle Relaxation Balm for Leg Cramps & Muscle Pain
Wansiven£7.1824 rev
5Kind Extra Strong Magnesium Cream 100ml - Magnesium Cream for Muscles Joints Lower Back Knee Neck Shoulder Hip & Feet - Infused with Arnica Eucalyptus Comfrey Menthol & Hemp Oil
5KIND CLINICAL SKINCARE£8.53247 rev
5Kind Extra Strong Magnesium Cream 300ml - Magnesium Cream for Muscles Joints Lower Back Knee Neck Shoulder Hip & Feet - Infused with Arnica Eucalyptus Comfrey Menthol & Hemp Oil
5KIND CLINICAL SKINCARE£16.84247 rev
Trending
90-day click momentumSweet Bee Magnesium Butter - Soothing Magnesium for Sleep & Relaxation with Shea Butter - Moisturizing Magnesium Balm for Muscle Recovery - Nourishing Magnesium Cream for Sleep - Lavender 35ml
Sweet Bee Organics£12.504.2★
Wansiven Magnesium Cream for Sleep 100g Calm Magnesium Butter Topical Butter Cream for Restless Legs Fast Absorbing Muscle Relaxation Balm for Leg Cramps & Muscle Pain
Wansiven£7.184.2★
5Kind Extra Strong Magnesium Cream 300ml - Magnesium Cream for Muscles Joints Lower Back Knee Neck Shoulder Hip & Feet - Infused with Arnica Eucalyptus Comfrey Menthol & Hemp Oil
5KIND CLINICAL SKINCARE£16.844.4★
5Kind Extra Strong Magnesium Cream 100ml - Magnesium Cream for Muscles Joints Lower Back Knee Neck Shoulder Hip & Feet - Infused with Arnica Eucalyptus Comfrey Menthol & Hemp Oil
5KIND CLINICAL SKINCARE£8.534.4★
Magnesium Cream for Sleep: Magnesium Balm for Restless Legs Syndrome Relief Moisturizing Butter with Magnesium Chloride Lavender Oil for Cramp and Muscle Pain for Body Legs Feet 120g/4.2oz
Jtopyrt£6.534.1★
What buyers say about magnesium cream
What buyers praise and complain about, mined from review topics.What buyers love
“pleasant lavender scent”
“Nice quality and easy to use before bed”
“absorbs well”
“Pleased goes on smooth”
“This is a lovely moisturising cream”
“Good price”
“As advertised”
“better sleep”
“Magnesium Butter is better, as richer”
“Effective”
What buyers complain about
“Bad smell”
“Didn't work for me”
“expensive”
“Skin reaction”
“Did not improve sleep”
“doesnt even moisturise”
“The cream is VERY thick”
“The product is grainy which isnt how it should be”
“Not easy to use”
“Did nothing for me plus I didn't like the fact it was so runny so made it hard to apply”
Top return reasons
Common questions
- Is magnesium cream profitable to sell on Amazon United Kingdom?
- The niche generates £417K/yr across 17 tracked products. 3 of 6 products launched in the last 360 days are still selling. 90-day search growth is -7.4%. Flapen's verdict: Worth a look (53/100).
- How competitive is the magnesium cream niche?
- 12 brands and 54 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 84% of demand.
- What do buyers complain about in magnesium cream?
- Top complaints mined from reviews: Smell, Functionality-Overall, Value For Money. The return rate is 0.1%.
- When does demand for magnesium cream peak?
- Demand peaks in Jan–Dec; the busiest month runs 2.9× the quietest.
- What does it cost to enter the magnesium cream niche?
- Listings span £5.89–£22.29; the average listing price is £11.74 (sweet spot $15–$100). The average incumbent carries 813 reviews — the moat a new listing must climb.