Is natures bounty magnesium glycinate profitable to sell on Amazon United States?

The niche generates $568K/yr across 4 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -11.8%. Flapen's verdict: Skip it (40/100).

How competitive is the natures bounty magnesium glycinate niche?

1 brands and 30 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in natures bounty magnesium glycinate?

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

When does demand for natures bounty magnesium glycinate peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the natures bounty magnesium glycinate niche?

Listings span $8.74–$16.89; the average listing price is $13.60 (sweet spot $15–$100). The average incumbent carries 28,153 reviews — the moat a new listing must climb.

Natures Bounty Magnesium Glycinate

Skip it

A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible15.3%

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

Market size

Good$568K

$568K/yr · 274K searches

Avg price

Good$13.60

avg listing price — sweet spot $15–$100

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Price range

Bad$8.74–$16.89

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

Growth

Bad-11.8%

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

Review moat

Bad28,153.25

avg incumbent reviews — the moat a new listing must climb

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Is natures bounty magnesium glycinate profitable on Amazon?

According to Flapen's Amazon United States niche tracking, natures bounty magnesium glycinate is a $568K/yr Amazon United States market (274K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 40/100.

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

natures bounty magnesium glycinate market size & sales

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

Units sold / yr: 40K–50K; avg 12,500–15,000/product
Revenue / yr: $544K–$680K; units × avg price
Conversion rate: 15.3%
Avg BSR: #181
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 52 months
Avg seller age: 150 days

Competition: brands, sellers & click share

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

Brands

1 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

Nature's Bounty100%
Open — no brand owns it (0%)

natures bounty magnesium glycinate demand & seasonality

Weekly Amazon search volume, last 102 weeks — -11.8% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top natures bounty magnesium glycinate search terms shoppers use

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

natures bounty magnesium glycinate173K/yr -8.8%13.9% conv.
magnesium glycinate natures bounty55K/yr -21.1%14.3% conv.
nature bounty magnesium glycinate34K/yr -5.9%9.8% conv.
nature s bounty magnesium glycinate6K/yr -31.3%12.6% conv.
natures bounty magnesium glycinate 240 mg 180 capsules4K/yr -26.4%11.3% conv.
natures bounty magnesium glycinate 240mg capsules793/yr -46.1%12.2% conv.

All search terms

Top natures bounty magnesium glycinate 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 4 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Natures Bounty High Absorption Magnesium Glycinate 240 mg for Supporting Muscle Relaxation and Bone Heart & Nerve Health Non-GMO Gluten-Free Vegetarian 120 Count/60 Servings

Nature's Bounty$15.654.7★5,675 rev

Natures Bounty Calm Magnesium Glycinate Supplement - High Absorption Magnesium for Relaxed Mood Heart & Bone Health 90 Capsules

Nature's Bounty$16.894.7★1,561 rev

Natures Bounty Magnesium 500 mg Tablets High Potency Magnesium Supplement for Bone & Muscle Health Whole Body Support 200 Count (Pack of 1)

Nature's Bounty$8.744.7★105,290 rev

Natures Bounty High Absorption Magnesium Glycinate Gummies 100 mg Magnesium Per Serving Whole Body Health No Stick Gummy Peach Mango Flavor Vegetarian & Gluten Free 60 Count/30 Servings

Nature's Bounty$13.144.1★87 rev

Newest

by launch date

Natures Bounty High Absorption Magnesium Glycinate Gummies 100 mg Magnesium Per Serving Whole Body Health No Stick Gummy Peach Mango Flavor Vegetarian & Gluten Free 60 Count/30 Servings

Nature's Bounty$13.1487 rev

5mo ago

Natures Bounty High Absorption Magnesium Glycinate 240 mg for Supporting Muscle Relaxation and Bone Heart & Nerve Health Non-GMO Gluten-Free Vegetarian 120 Count/60 Servings

Nature's Bounty$15.655,675 rev

1y ago

Natures Bounty Calm Magnesium Glycinate Supplement - High Absorption Magnesium for Relaxed Mood Heart & Bone Health 90 Capsules

Nature's Bounty$16.891,561 rev

3y ago

Natures Bounty Magnesium 500 mg Tablets High Potency Magnesium Supplement for Bone & Muscle Health Whole Body Support 200 Count (Pack of 1)

Nature's Bounty$8.74105,290 rev

12y ago

What reviews say buyers love and hate about natures bounty magnesium glycinate

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

What buyers love

Sleep Quality16%

“Helps me sleep”

Quality-Overall15%

“Good product, works as expected”

Magnesium12%

“Good magnesium”

Value For Money11%

“Good value for the money”

Muscle Pain Relief5%

“Great for muscles”

Vitamin4%

“The best vitamin for your body”

Advertised Vs Actual Product4%

“As advertised”

Efficiency3%

“Doing the job working well”

Taste-Overall2%

“I appreciate that theres no weird aftertaste”

Joint Pain2%

“Helps with achy joints”

What buyers complain about

Magnesium9%

“I got the wrong magnesium”

Size-Overall7%

“The tablets are unusually huge”

Quality-Overall7%

“Poor quality control”

Sleep Quality6%

“I had trouble sleeping”

Ease Of Chewing/Swallowing6%

“it's like a chewy gummy”

Taste-Overall4%

“Strange taste”

Dosage4%

“Low dosage”

Smell4%

“Bad Chemical Smell and Taste”

Acid Regulator/Stomach Ache Relief3%

“discomfort in my stomach”

Functionality-Overall2%

“Not really work”

Top return reasons

Magnesium36%

Value For Money12%

Dosage8%

Functionality-Overall4%

Ingredients-Overall4%

Texture/Consistency-Overall4%

Product Condition4%

Ease Of Chewing/Swallowing4%