Is magnesium bisglycinate profitable to sell on Amazon United States?

The niche generates $2.2M/yr across 20 tracked products. 6 of 6 products launched in the last 360 days are still selling. 90-day search growth is +25.0%. Flapen's verdict: Launch it (65/100).

How competitive is the magnesium bisglycinate niche?

15 brands and 35 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 73% of demand.

What do buyers complain about in magnesium bisglycinate?

Top complaints mined from reviews: Sleep Quality, Magnesium, Dosage. The return rate is 0.0%.

When does demand for magnesium bisglycinate peak?

Demand peaks in Jul; the busiest month runs 2.9× the quietest.

What does it cost to enter the magnesium bisglycinate niche?

Listings span $10.05–$50.86; the average listing price is $25.22 (sweet spot $15–$100). The average incumbent carries 8,592 reviews — the moat a new listing must climb.

Magnesium Bisglycinate

Launch it

A $2.2M/yr market growing +25.0% this quarter with returns at 0.0% — clears our launch bar.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Market size

Incredible$2.2M

$2.2M/yr · 1.3M searches

Avg price

Incredible$25.22

avg listing price — sweet spot $15–$100

Price range

Great$10.05–$50.86

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

Conversion

Good6.7%

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

Brand share

Good73%

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

Growth

Good+25.0%

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

Competition

Okay60%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Review moat

Bad8,591.5

avg incumbent reviews — the moat a new listing must climb

Is magnesium bisglycinate profitable on Amazon?

According to Flapen's Amazon United States niche tracking, magnesium bisglycinate is a $2.2M/yr Amazon United States market (1.3M searches/yr). The top 5 brands hold 73% of demand. Demand peaks in Jul. Verdict: Launch it — 65/100.

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

magnesium bisglycinate market size & sales

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

Units sold / yr: 80K–100K; avg 3,000–4,000/product
Revenue / yr: $2.0M–$2.5M; units × avg price
Conversion rate: 6.7%
Avg BSR: #366
Page quality: 0%
Prime: 100%
Sponsored: 85%
Out of stock: 0.4%
Avg brand age: 45 months
Avg seller age: 150 days

Competition: brands, sellers & click share

The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

Top-5 brand share

73%

Top 20: 100%

Top-5 click share

60%

Top 20: 100%

Open market

23%

BioSchwartz32%
THORNE14%
Horbäach14%
Pure Encapsulations7%
Olenphogy5%
KOVGOCY4%

magnesium bisglycinate demand & seasonality

Weekly Amazon search volume, last 102 weeks — +25.0% search growth over the last 90 days.

Peak months: Jul · busiest ÷ quietest = 2.9×

Open Trend

Top magnesium bisglycinate search terms shoppers use

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

magnesium bisglycinate758K/yr +41.7%5.8% conv.
bisglicinato de magnesio211K/yr -11.4%2.1% conv.
magnesio bisglicinato58K/yr +12.3%2.4% conv.
magnesium bisglycinate 400mg33K/yr +65.0%4.3% conv.
magnesium bisglycinate capsules63K/yr -30.0%3.3% conv.
magnesium bisglycinate 500mg15K/yr +115.9%5.9% conv.
magnesium bisglycinate supplements8K/yr >1,000%5.3% conv.
thorne magnesium bisglycinate powder20K/yr +13.4%11.4% conv.
bisglicinato de magnesio 400mg20K/yr -5.7%1.5% conv.
magnesium bisglycinate chelate18K/yr +13.5%2.8% conv.

All search terms

Top magnesium bisglycinate 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 20 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Magnesium Bisglycinate Chelated Supplement -180 Capsules

BioSchwartz$17.814.6★15,881 rev

Horbach Magnesium Bisglycinate | 120 Capsules | 750mg

Horbäach$10.434.7★1,288 rev

THORNE - Magnesium Bisglycinate - Powdered Magnesium Formula - Supports Restful Sleep Muscle Relaxation Heart Health & Metabolism* - NSF Certified for Sport - Gluten Dairy & Soy-Free - 60 Servings

THORNE$50.864.4★2,572 rev

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

THORNE$25.394.7★2,847 rev

Magnesium Bisglycinate Complex Chelated Magnesium for Maximum Absorption 400mg Elemental Magnesium Supplement with Vitamin B6 & Zinc for Women & Men Sleep Stress Muscle Support 90 Veg Capsules

Olenphogy$24.264.0★40 rev

Newest

by launch date

INWARDLY Magnesium Bisglycinate 500mg - TRAACS High Absorption Chelated Pure Magnesium Glycinate Supplement - Sleep & Calm Support - Non-Buffered 1-Capsule Serving 60 Vegan Capsules

inwardly$19.0691 rev

3mo ago

Magnesium Bisglycinate Gummies 400mg High Absorption Magnesium Supplement Raspberry Flavor Supports Muscle & Nerve Function Relaxation & Daily Wellness Vegan 90 Gummies

SUUDUUL$27.3458 rev

4mo ago

Spnutrition Magnesium Bisglycinate Gummies Chelated Magnesium Supplement Promotes Muscle & Nerve Function Relaxation & Everyday Wellness 60 Raspberry Gummies (1)

WXDOAU$33.63121 rev

7mo ago

Magnesium Bisglycinate Complex Chelated Magnesium for Maximum Absorption 400mg Elemental Magnesium Supplement with Vitamin B6 & Zinc for Women & Men Sleep Stress Muscle Support 90 Veg Capsules

Olenphogy$24.2640 rev

7mo ago

Spnutrition Magnesium Bisglycinate Gummies with 400mg Magnesium Bisglycinate Chelate Sea Salt Raspberry Fruit Powder Improve Sleep & nervous Relax Muscles Strengthen Bones Vegan 60 Gummies (1)

KOVGOCY$33.67306 rev

8mo ago

What reviews say buyers love and hate about magnesium bisglycinate

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

What buyers love

Sleep Quality23%

“Great for sleeping”

Quality-Overall17%

“the bottle feels good quality overall”

Magnesium13%

“The Best Magnesium supplement”

Value For Money5%

“They are affordable”

Advertised Vs Actual Product4%

“arrived as described”

Vitamin3%

“Best Vitamins”

Muscle Pain Relief3%

“relax my muscles”

Efficiency3%

“Works perfectly”

Ease Of Chewing/Swallowing2%

“Easy to chew”

Stress/Anxiety2%

“less stress”

What buyers complain about

Sleep Quality14%

“Does Not Work For Sleep”

Magnesium12%

“Low dose of actual magnesium”

Dosage7%

“Misleading dosage”

Taste-Overall4%

“Weird Taste”

Side Effects4%

“Awful side effects”

Functionality-Overall4%

“noticed no results”

Value For Money3%

“Way overpriced”

Size-Overall3%

“Too Big”

Advertised Vs Actual Product3%

“FALSE ADVERTISING”

Acid Regulator/Stomach Ache Relief3%

“Stomach pain”

Top return reasons

Magnesium16%

Functionality-Overall13%

Dosage11%

Value For Money9%

Acid Regulator/Stomach Ache Relief9%

Sleep Quality7%

Advertised Vs Actual Product6%

Size-Overall5%

Taste-Overall3%

Smell3%

Common magnesium bisglycinate questions

Is magnesium bisglycinate profitable to sell on Amazon United States?: The niche generates $2.2M/yr across 20 tracked products. 6 of 6 products launched in the last 360 days are still selling. 90-day search growth is +25.0%. Flapen's verdict: Launch it (65/100).
How competitive is the magnesium bisglycinate niche?: 15 brands and 35 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 73% of demand.
What do buyers complain about in magnesium bisglycinate?: Top complaints mined from reviews: Sleep Quality, Magnesium, Dosage. The return rate is 0.0%.
When does demand for magnesium bisglycinate peak?: Demand peaks in Jul; the busiest month runs 2.9× the quietest.
What does it cost to enter the magnesium bisglycinate niche?: Listings span $10.05–$50.86; the average listing price is $25.22 (sweet spot $15–$100). The average incumbent carries 8,592 reviews — the moat a new listing must climb.