Is chelated magnesium profitable to sell on Amazon United States?

The niche generates $486K/yr across 16 tracked products. 90-day search growth is -16.0%. Flapen's verdict: Worth a look (50/100).

How competitive is the chelated magnesium niche?

11 brands and 584 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 85% of demand.

What do buyers complain about in chelated magnesium?

Top complaints mined from reviews: Sleep Quality, Size-Overall, Ease Of Chewing/Swallowing. The return rate is 0.0%.

When does demand for chelated magnesium peak?

Demand peaks in Feb–Mar–Aug–Sep; the busiest month runs 2.7× the quietest.

What does it cost to enter the chelated magnesium niche?

Listings span $11.01–$39.33; the average listing price is $19.86 (sweet spot $15–$100). The average incumbent carries 10,970 reviews — the moat a new listing must climb.

chelated magnesium

Worth a look

Shows low returns (0.0%), but soft demand (-16.0% this quarter) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Great$19.86

avg listing price — sweet spot $15–$100

Price range

Great$11.01–$39.33

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

Conversion

Great9.0%

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

Market size

Good$486K

$486K/yr · 273K searches

Competition

Okay65%

top-5 click share — leaders hold, buyers still browse

Brand share

Okay85%

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

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Review moat

Bad10,969.88

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-16.0%

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

According to Flapen's Amazon United States niche tracking, chelated magnesium is a $486K/yr Amazon United States market (273K searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Feb–Mar–Aug–Sep. Verdict: Worth a look — 50/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

chelated magnesium market data

Units sold / yr: 25K–30K; avg 1,250–1,500/product
Revenue / yr: $497K–$596K; units × avg price
Conversion rate: 9.0%
Avg BSR: #428
Page quality: 0%
Prime: 100%
Sponsored: 81%
Out of stock: 0.0%
Avg brand age: 64 months
Avg seller age: 151 days

Competition & brand share

The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 rising

Sellers

584

Top-5 brand share

85%

Top 20: 100%

Top-5 click share

65%

Top 20: 100%

Open market

11%

Solgar51%
Country Life13%
Amazon Elements9%
Designs for Health7%
Horbäach6%
BlueBonnet3%
Open — no brand owns it (5 brands, 11%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -16.0% search growth over the last 90 days.

Peak months: Feb, Mar, Aug, Sep · busiest ÷ quietest = 2.7×

Open Trend

Top chelated magnesium search terms

chelated magnesium102K/yr -36.8%9.9% conv.
magnesium chelate45K/yr +42.3%4.3% conv.
solgar magnesium glycinate46K/yr -2.0%3.8% conv.
magnesium glycinate solgar17K/yr -17.1%4.1% conv.
solgar magnesium19K/yr -19.1%5.2% conv.
magnesium chelated19K/yr -28.2%4.8% conv.
magnesium solgar7K/yr -14.8%7.7% conv.
chelated magnesium supplement8K/yr -60.5%2.7% conv.
magnesio quelato4K/yr +9.4%2.0% conv.
magnesio quelato 500mg3K/yr -24.2%1.2% conv.

All search terms

Top chelated magnesium 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 16 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Solgar Chelated Magnesium 250 Tablets - Supports Nerve & Muscle Function - Promotes Healthy Bones - Vital for Cellular Energy Release - Non-GMO Vegan Gluten Free Dairy Free - 62 Servings

Solgar$21.324.7★2,837 rev

Amazon Elements - Chelated Magnesium 240 tablets 270 mg per Serving as Magnesium Glycinate Chelate Vegan

Amazon Elements$16.714.4★4,698 rev

Country Life Chelated Magnesium 250 mg 240 Tablets

Country Life$20.104.7★3,511 rev

Solgar Magnesium Citrate 120 Tablets - Promotes Healthy Bones - Supports Nerve & Muscle Function - Non GMO Vegan Gluten Free Dairy Free Kosher - 60 Servings Standard Packaging

Solgar$13.384.6★15,010 rev

Solgar Magnesium Glycinate - 90 Vegetable Capsules - Vegan Gluten & Dairy Free - 90 Servings

Solgar$18.464.8★144 rev

Newest

by launch date

Solgar Magnesium Glycinate - 90 Vegetable Capsules - Vegan Gluten & Dairy Free - 90 Servings

Solgar$18.46144 rev

1y ago

THORNE - Magnesium Glycinate - Supports Restful Sleep Muscle Relaxation Heart Health & Metabolism* - Chelated Magnesium Capsules - Third-Party Certified - Gluten Dairy & Soy-Free - 90 Servings

THORNE$25.392,847 rev

1y ago

Horbach Chelated Magnesium | 360mg | 240 Capsules

Horbäach$17.93380 rev

3y ago

SOLARAY Magnesium Glycinate Capsules Chelated Magnesium Bisglycinate w/BioPerine Higher Absorption Magnesium Supplement - Bones Muscles Heart Support Vegan (30 Servings 120 VegCaps)

SOLARAY$17.958,039 rev

4y ago

Country Life Chelated Magnesium 250 mg 240 Tablets

Country Life$20.103,511 rev

5y ago

What buyers say about chelated magnesium

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

What buyers love

Sleep Quality24%

“Helps me sleep”

Quality-Overall20%

“Amazing quality”

Magnesium12%

“The Best Magnesium Supplement”

Vitamin4%

“Favorite vitamin”

Advertised Vs Actual Product3%

“As advertised”

Muscle Pain Relief3%

“Eases muscle cramping”

Value For Money3%

“great value”

Stress/Anxiety3%

“less stress”

Efficiency2%

“The first bottle worked well”

Soothing Effect2%

“It helps me relax”

What buyers complain about

Sleep Quality11%

“Did not help with sleep”

Size-Overall9%

“Small”

Ease Of Chewing/Swallowing8%

“Hard To Swallow”

Magnesium6%

“Wrong form of magnesium”

Dosage5%

“High dose”

Side Effects5%

“Bad Side effects”

Quality-Overall5%

“Poor quality control”

Functionality-Overall4%

“Doesnt work as described”

Acid Regulator/Stomach Ache Relief4%

“Upset stomach”

Value For Money3%

“its a little pricey”

Top return reasons

Magnesium23%

Functionality-Overall13%

Dosage12%

Sleep Quality7%

Advertised Vs Actual Product7%

Acid Regulator/Stomach Ache Relief7%

Size-Overall5%

Ease Of Chewing/Swallowing5%

Value For Money5%

Side Effects4%

Common questions

Is chelated magnesium profitable to sell on Amazon United States?: The niche generates $486K/yr across 16 tracked products. 90-day search growth is -16.0%. Flapen's verdict: Worth a look (50/100).
How competitive is the chelated magnesium niche?: 11 brands and 584 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 85% of demand.
What do buyers complain about in chelated magnesium?: Top complaints mined from reviews: Sleep Quality, Size-Overall, Ease Of Chewing/Swallowing. The return rate is 0.0%.
When does demand for chelated magnesium peak?: Demand peaks in Feb–Mar–Aug–Sep; the busiest month runs 2.7× the quietest.
What does it cost to enter the chelated magnesium niche?: Listings span $11.01–$39.33; the average listing price is $19.86 (sweet spot $15–$100). The average incumbent carries 10,970 reviews — the moat a new listing must climb.