Is magnesium malate profitable to sell on Amazon United Kingdom?

The niche generates £170K/yr across 12 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -14.8%. Flapen's verdict: Skip it (45/100).

How competitive is the magnesium malate niche?

12 brands and 14 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 82% of demand.

What do buyers complain about in magnesium malate?

Top complaints mined from reviews: Sleep Quality, Magnesium, Functionality-Overall. The return rate is 0.1%.

When does demand for magnesium malate peak?

Demand is steady year-round — the busiest month runs 1.4× the quietest.

What does it cost to enter the magnesium malate niche?

Listings span £6.84–£41.55; the average listing price is £15.44 (sweet spot $15–$100). The average incumbent carries 3,841 reviews — the moat a new listing must climb.

magnesium malate

Skip it

A concentrated shelf (top 5 take 82% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.1%

return rate — above 5% kills the launch gate

Conversion

Great9.0%

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

Avg price

Great£15.44

avg listing price — sweet spot $15–$100

Price range

Great£6.84–£41.55

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay82%

top-5 brand share — brands hold most of the demand

Market size

Okay£170K

£170K/yr · 122K searches

Review moat

Okay3,841.33

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-14.8%

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

Competition

Bad82%

top-5 click share — a locked-up shelf

According to Flapen's Amazon United Kingdom niche tracking, magnesium malate is a £170K/yr Amazon United Kingdom market (122K searches/yr). The top 5 brands hold 82% of demand. Verdict: Skip it — 45/100.

Data updated Jul 25, 2026 · scored weekly · How we score niches

magnesium malate market data

Units sold / yr: 10K–13K; avg 1,000–1,250/product
Revenue / yr: £154K–£193K; units × avg price
Conversion rate: 9.0%
Avg BSR: #346
Page quality: 0%
Prime: 100%
Sponsored: 83%
Out of stock: 7.0%
Avg brand age: 40 months
Avg seller age: 176 days

Competition & brand share

The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.

Brands

12 rising

Sellers

Top-5 brand share

82%

Top 20: 100%

Top-5 click share

82%

Top 20: 100%

Open market

13%

NEW LEAF PRODUCTS33%
Nobi Nutrition20%
Hybrid Health12%
Best Immune International9%
Biocare8%
Nutrition Geeks5%
Open — no brand owns it (6 brands, 13%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -14.8% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.4×

Open Trend

Top magnesium malate search terms

magnesium malate101K/yr -15.0%8.3% conv.
magnesium malate capsules16K/yr -26.3%10.3% conv.
magnesium malate high strength5K/yr +47.1%9.6% conv.

All search terms

Top magnesium malate 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 12 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Magnesium Supplements 1200mg - Pure Magnesium Malate Capsules - Bones & Sleep Support - High Absorption Elemental - Vegan High Strength - 2 Months Supply

NEW LEAF PRODUCTS£9.894.6★549 rev

Nobi Nutrition£8.194.5★1,256 rev

Hybrid Health Magnesium Malate 1500mg Supplement - 180 Vegan Capsules High-Strength Formula Independently 3rd Party Lab Tested 3 Months Supply

Hybrid Health£11.074.5★50 rev

Best Immune Magnesium Malate 500mg High Strength Supplement for Absorption and Energy Support 100 Vegan Capsules

Best Immune International£8.094.5★920 rev

BioCare Magnesium Malate 90 Capsules

Biocare£12.904.5★477 rev

Newest

by launch date

Hybrid Health Magnesium Malate 1500mg Supplement - 180 Vegan Capsules High-Strength Formula Independently 3rd Party Lab Tested 3 Months Supply

Hybrid Health£11.0750 rev

8mo ago

Nobi Nutrition£8.191,256 rev

11mo ago

Magnesium Supplements 1200mg - Pure Magnesium Malate Capsules - Bones & Sleep Support - High Absorption Elemental - Vegan High Strength - 2 Months Supply

NEW LEAF PRODUCTS£9.89549 rev

2y ago

Best Immune Magnesium Malate 500mg High Strength Supplement for Absorption and Energy Support 100 Vegan Capsules

Best Immune International£8.09920 rev

2y ago

Magnesium Glycinate 3-in-1 Complex - 1800mg Supplements as Bisglycinate Citrate & Malate 90 Vegan Capsules Triple High Absorption 384mg Elemental UK Made

Nutrition Geeks£8.1135,795 rev

3y ago

What buyers say about magnesium malate

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

What buyers love

Sleep Quality26%

“HELPS WITH SLEEP”

Quality-Overall14%

“Good product x”

Magnesium11%

“best magnesium”

Value For Money10%

“Excellent value for money”

Advertised Vs Actual Product5%

“As Advertised”

Muscle Pain Relief4%

“helps muscle cramps”

Ease Of Chewing/Swallowing3%

“i've found no problem in swallowing them”

Efficiency3%

“Works perfectly”

Ease Of Use2%

“Easy to use”

Vitamin2%

“Vitamins, easy to swallow good amount of supply”

What buyers complain about

Sleep Quality14%

“still cant sleep”

Magnesium9%

“This magnesium does not work”

Functionality-Overall8%

“It does absolutely nothing”

Dosage7%

“The dosage is far too high”

Acid Regulator/Stomach Ache Relief6%

“Gives you stomach cramps”

Side Effects5%

“Will make you ill”

Size-Overall4%

“The tablets are quite large”

Quality-Overall3%

“Extremely poor quality”

Advertised Vs Actual Product3%

“It's not as described”

Value For Money3%

“Waste of money”

Top return reasons

Magnesium50%

Joint Pain50%

Common questions

Is magnesium malate profitable to sell on Amazon United Kingdom?: The niche generates £170K/yr across 12 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -14.8%. Flapen's verdict: Skip it (45/100).
How competitive is the magnesium malate niche?: 12 brands and 14 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 82% of demand.
What do buyers complain about in magnesium malate?: Top complaints mined from reviews: Sleep Quality, Magnesium, Functionality-Overall. The return rate is 0.1%.
When does demand for magnesium malate peak?: Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the magnesium malate niche?: Listings span £6.84–£41.55; the average listing price is £15.44 (sweet spot $15–$100). The average incumbent carries 3,841 reviews — the moat a new listing must climb.