Is ultra mag profitable to sell on Amazon United States?

The niche generates $115K/yr across 3 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +125.3%. Flapen's verdict: Worth a look (51/100).

How competitive is the ultra mag niche?

3 brands and 10 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in ultra mag?

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

When does demand for ultra mag peak?

Demand peaks in Jun–Jul; the busiest month runs 4.0× the quietest.

What does it cost to enter the ultra mag niche?

Listings span $14.15–$23.15; the average listing price is $18.00 (sweet spot $15–$100). The average incumbent carries 919 reviews — the moat a new listing must climb.

ultra mag

Worth a look

Shows low returns (0.0%), but a concentrated shelf (top 5 take 100% of clicks) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Growth

Incredible+125.3%

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

Price range

Great$14.15–$23.15

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

Avg price

Great$18.00

avg listing price — sweet spot $15–$100

Conversion

Great7.6%

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

Review moat

Good919

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Market size

Okay$115K

$115K/yr · 84K searches

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals Trending Low Review Barrier

According to Flapen's Amazon United States niche tracking, ultra mag is a $115K/yr Amazon United States market (84K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jun–Jul. Verdict: Worth a look — 51/100.

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

ultra mag market data

Units sold / yr: 10K–13K; avg 1,250–1,500/product
Revenue / yr: $180K–$225K; units × avg price
Conversion rate: 7.6%
Avg BSR: #804
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 49 months
Avg seller age: 152 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

envitamin79%
Source Naturals16%
LIVEGOOD5%

Demand & seasonality

Weekly Amazon search volume, last 99 weeks — +125.3% search growth over the last 90 days.

Peak months: Jun, Jul · busiest ÷ quietest = 4.0×

Open Trend

Top ultra mag search terms

ultra magnesium35K/yr +285.3%7.1% conv.
ultra magnesium complex17K/yr +36.4%4.3% conv.
envitamin ultra magnesium8K/yr +210.3%7.8% conv.
ultra mag13K/yr +0.5%11.0% conv.
magnesium ultra3K/yr -17.0%2.1% conv.
ultramag magnesium3K/yr +21.2%7.0% conv.
ultramag3K/yr -19.0%7.7% conv.
source naturals ultra mag2K/yr +6.1%12.8% conv.

All search terms

Top ultra mag 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 3 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

envitamin Ultra Magnesium Glycinate - 8 in 1 Formula with Methylated Vitamin B12 Vitamin D3 and B6.

envitamin$23.154.6★196 rev

Source Naturals Ultra-Mag - 120 Vegan Tablets

Source Naturals$14.154.6★2,400 rev

LiveGood Ultra Magnesium Complex Organic Magnesium Glycinate and Gluconate for Muscle Recovery Nerve Support & Relief High Absorption Supplement Vegan Non-GMO Made in USA 60 Capsules

LIVEGOOD$16.694.5★161 rev

Newest

by launch date

envitamin Ultra Magnesium Glycinate - 8 in 1 Formula with Methylated Vitamin B12 Vitamin D3 and B6.

envitamin$23.15196 rev

6mo ago

LiveGood Ultra Magnesium Complex Organic Magnesium Glycinate and Gluconate for Muscle Recovery Nerve Support & Relief High Absorption Supplement Vegan Non-GMO Made in USA 60 Capsules

LIVEGOOD$16.69161 rev

2y ago

Source Naturals Ultra-Mag - 120 Vegan Tablets

Source Naturals$14.152,400 rev

22y ago

What buyers say about ultra mag

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

What buyers love

Magnesium26%

“I absolutely love this magnesium complex”

Quality-Overall17%

“Good quality”

Sleep Quality14%

“helps me sleep”

Vitamin6%

“Great vitamin like it”

Ease Of Use5%

“Just simple, consistent, and it actually does what I wanted it to do”

Joint Pain3%

“Gives me energy help my leg cramps highly recommend”

Advertised Vs Actual Product3%

“Does the job”

Nutritional Content3%

“It feels like a complete wellness boost in one simple step”

Regulates Digestion3%

“Easy to digest”

Muscle Pain Relief3%

“I can say that FOR me it has helped my leg cramps”

What buyers complain about

Size-Overall12%

“Toooo BIG”

Sleep Quality12%

“I've never been a good sleeper and in particular, terrible at waking up in the morning”

Ease Of Chewing/Swallowing9%

“Hard to swallow”

Vitamin9%

“Overload of B6 vitamin”

Dosage8%

“My husband will not take them”

Pain Relief-Overall5%

“pain in legs”

Advertised Vs Actual Product5%

“Not everything thats advertise is good”

Acid Regulator/Stomach Ache Relief5%

“it still made me sick to my stomach”

Functionality-Overall5%

“Doesnt work for me at all”

Allergies5%

“It made me sick to my stomach to the point where I almost threw up”

Top return reasons

Certifications100%

Common questions

Is ultra mag profitable to sell on Amazon United States?: The niche generates $115K/yr across 3 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +125.3%. Flapen's verdict: Worth a look (51/100).
How competitive is the ultra mag niche?: 3 brands and 10 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in ultra mag?: Top complaints mined from reviews: Size-Overall, Sleep Quality, Ease Of Chewing/Swallowing. The return rate is 0.0%.
When does demand for ultra mag peak?: Demand peaks in Jun–Jul; the busiest month runs 4.0× the quietest.
What does it cost to enter the ultra mag niche?: Listings span $14.15–$23.15; the average listing price is $18.00 (sweet spot $15–$100). The average incumbent carries 919 reviews — the moat a new listing must climb.