Is magnesium 12 profitable to sell on Amazon United States?

The niche generates $893K/yr across 8 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is +12.9%. Flapen's verdict: Worth a look (52/100).

How competitive is the magnesium 12 niche?

7 brands and 8 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 94% of demand.

What do buyers complain about in magnesium 12?

Top complaints mined from reviews: Magnesium, Dosage, Functionality-Overall. The return rate is 0.0%.

When does demand for magnesium 12 peak?

Demand peaks in Jan; the busiest month runs 7.4× the quietest.

What does it cost to enter the magnesium 12 niche?

Listings span $10.13–$38.45; the average listing price is $20.79 (sweet spot $15–$100). The average incumbent carries 2,013 reviews — the moat a new listing must climb.

Magnesium 12

Worth a look

Shows low returns (0.0%), but a concentrated shelf (top 5 take 91% of clicks) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Great$20.79

avg listing price — sweet spot $15–$100

Conversion

Great9.6%

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

Price range

Great$10.13–$38.45

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

Market size

Great$893K

$893K/yr · 450K searches

Review moat

Okay2,013.38

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+12.9%

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Brand share

Bad94%

top-5 brand share — brand-locked demand

Competition

Bad91%

top-5 click share — a locked-up shelf

Is magnesium 12 profitable on Amazon?

According to Flapen's Amazon United States niche tracking, magnesium 12 is a $893K/yr Amazon United States market (450K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Jan. Verdict: Worth a look — 52/100.

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

magnesium 12 market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 40K–50K; avg 15,000–20,000/product
Revenue / yr: $832K–$1.0M; units × avg price
Conversion rate: 9.6%
Avg BSR: #594
Page quality: 0%
Prime: 100%
Sponsored: 75%
Out of stock: 5.1%
Avg brand age: 40 months
Avg seller age: 159 days

Competition: brands, sellers & click share

The top 5 products capture 91% of clicks — a locked-up shelf that new listings rarely crack.

Brands

7 rising

Sellers

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

91%

Top 20: 100%

Open market

Totaria64%
Vccvaa17%
Gulapelst7%
SPNHKOV4%
PURAVITA3%
CIYOJA3%
Open — no brand owns it (1 brand, 3%)

magnesium 12 demand & seasonality

Weekly Amazon search volume, last 61 weeks — +12.9% search growth over the last 90 days.

Peak months: Jan · busiest ÷ quietest = 7.4×

Open Trend

Top magnesium 12 search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

magnesium 12 in 1 complex133K/yr +4.1%9.0% conv.
12 in 1 magnesium complex44K/yr +15.4%7.0% conv.
magnesium 12 in 1 complex 700 mg12K/yr +210.4%8.7% conv.
totaria magnesium 12 in 1 complex48K/yr +3.8%10.9% conv.
magnesium 12-1 complex15K/yr +34.1%9.7% conv.
magnesio 12 en 1 complex12K/yr +1.9%2.9% conv.
magnesium complex 12 in 169K/yr +1.9%5.1% conv.
magnesium 12 in 115K/yr +15.2%7.4% conv.
magnesium 12-in-1 complex17K/yr -17.7%6.1% conv.
12 in one magnesium complex12K/yr +14.1%6.1% conv.

All search terms

Top magnesium 12 products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

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 8 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Totaria Magnesium Complex 700mg 12 in 1 Magnesium Supplement with Glycinate Citrate Malate Oxide Taurate Aspartate Orotate Magnesium Relaxation Muscle Heart Support Vegan 120 Capsules

Totaria$23.394.7★6,003 rev

Magnesium Complex 700mg | 12-in-1 High Absorption Supplement | Glycinate Citrate Malate Taurate & More | Sleep Support Muscle Cramp Relief Stress Heart Bone & Nerve Health | 120 Vegan Capsules

Vccvaa$10.134.6★2,810 rev

21 in 1 Liposomal 1400mg Magnesium Complex (Citrate Glycinate Malate etc) Capsule - 12 Active Types Magnesium with Vitamin D3 B6 B12 C Ashwagandha & CoQ10 for Women & Men - Support Bone & Muscle

Gulapelst$21.364.6★362 rev

Magnesium Complex 700mg 12 in 1 Magnesium Supplement with Glycinate Citrate Malate Oxide Taurate Aspartate Orotate Magnesium Relaxation Muscle Heart Support Vegan 120 Capsules 2PK

Totaria$38.454.7★6,003 rev

SPNHKQV Magnesium 12-in-1 Complex Supplement 700mg High Absorption Magnesium Glycinate Capsules for Women & Men Muscle Nerve & Sleep Support 120 Vegan Capsules

SPNHKOV$12.334.6★711 rev

Newest

by launch date

Puravita 12 in 1 Magnesium Magnesium 12 in 1 Complex for Women and Men with Glycinate Citrate Malate Oxide Taurat & More for Muscle Nerve & Sleep Support 120 Count

PURAVITA$30.0363 rev

4mo ago

12 in 1 Magnesium Complex 700mg: Magnesium Supplement with Glycinate Citrate Malate Taurate High Absorption Magnesium for Sleep Muscle Recovery Nerve & Heart Support Vegan 120 Capsules

CIYOJA$10.7067 rev

4mo ago

Magnesium 12-in-1 Complex Supplement 700mg High Absorption Magnesium Glycinate Citrate Malate & Taurate Blend for Muscle Nerve Sleep Support 120 Vegan Capsules for Women & Men (1)

CellJuvMax$19.9188 rev

11mo ago

SPNHKQV Magnesium 12-in-1 Complex Supplement 700mg High Absorption Magnesium Glycinate Capsules for Women & Men Muscle Nerve & Sleep Support 120 Vegan Capsules

SPNHKOV$12.33711 rev

1y ago

21 in 1 Liposomal 1400mg Magnesium Complex (Citrate Glycinate Malate etc) Capsule - 12 Active Types Magnesium with Vitamin D3 B6 B12 C Ashwagandha & CoQ10 for Women & Men - Support Bone & Muscle

Gulapelst$21.36362 rev

1y ago

What reviews say buyers love and hate about magnesium 12

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

What buyers love

Magnesium21%

“Best, magnesium on the market”

Sleep Quality15%

“Helps me sleep”

Quality-Overall13%

“the quality feels solid overall”

Muscle Pain Relief6%

“muscle recovery”

Value For Money6%

“Great deal”

Vitamin5%

“Great source of vitamins”

Ease Of Chewing/Swallowing4%

“Easy to swallow”

Efficiency3%

“Works ok”

Advertised Vs Actual Product3%

“As advertised”

Ease Of Use3%

“Easy to use”

What buyers complain about

Magnesium18%

“This isnt a good magnesium it doesnt work”

Dosage13%

“Might halfto double to dosage”

Functionality-Overall9%

“No way this product work”

Quality-Overall6%

“Poor Quality Control”

Value For Money5%

“Waste of money”

Sleep Quality4%

“my sleep is noticeably worse again”

Pain Relief-Overall3%

“They are very painful”

Advertised Vs Actual Product3%

“False advertisement”

Muscle Pain Relief3%

“Leg cramps after taking this for a few days”

Vitamin2%

“Not regulated supplements”

Top return reasons

Magnesium50%

Dosage17%

Functionality-Overall17%

Ingredients-Overall17%

Common magnesium 12 questions

Is magnesium 12 profitable to sell on Amazon United States?: The niche generates $893K/yr across 8 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is +12.9%. Flapen's verdict: Worth a look (52/100).
How competitive is the magnesium 12 niche?: 7 brands and 8 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 94% of demand.
What do buyers complain about in magnesium 12?: Top complaints mined from reviews: Magnesium, Dosage, Functionality-Overall. The return rate is 0.0%.
When does demand for magnesium 12 peak?: Demand peaks in Jan; the busiest month runs 7.4× the quietest.
What does it cost to enter the magnesium 12 niche?: Listings span $10.13–$38.45; the average listing price is $20.79 (sweet spot $15–$100). The average incumbent carries 2,013 reviews — the moat a new listing must climb.