Magnesium Glycinate 300mg
MaybeAn estimated 0.0% of orders come back. But demand is soft, at -9.5% this quarter, so Magnesium Glycinate 300mg is a Maybe.
- Flapen Score
- 52 / 100Top 36% of 14,768 Health & Household niches · +3 vs the category median of 4952
- Market size
- $628K/yr256K searches / yr
- 90-day growth
- -9.5%search demand this quarter
- Competition
- 69%top-5 click share · 14 brands · 574 sellers
Flapen Score
Magnesium Glycinate 300mg against its category
The dotted line is the Health & Household average. Past it, Magnesium Glycinate 300mg is stronger. Inside it, weaker.
Market
The Magnesium Glycinate 300mg market on Amazon at a glance
Shoppers on Amazon United States searched for Magnesium Glycinate 300mg 256K times last year and spent an estimated $628K. The top 5 brands take 79% of clicks. Demand peaks in Jul. Flapen scores it 52 out of 100, a Maybe.
01 · Demand
An estimated 9.5% of those searches ended in a purchase.
Shoppers searched for this 256K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 9.5% of those searches ended in a purchase. Searches in the last 90 days moved -9.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $628K a year.
- Searches, last 12 months
- 256K
- Growth, 90 days vs prior 90
- -9.5%
- Conversion, latest week
- 9.5%
- Market size, estimated
- $628Ka year
- Peak month
- July1.9× the quietest month
- Top search term
- magnesium glycinate 300mg174K searches a year
02 · Price
A sale here is worth $25.84.
Listings sell for $25.84 on average, from $9.82 to $83.43. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 1,250 to 1,500 of them. At $25.84 that is $32K to $39K a year per listing.
- Average price
- $25.84inside the $15 to $100 sweet spot
- Price range
- $9.82–$83.43
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 25K–30K
- Units per listing a year
- 1,250–1,500
- Revenue per listing a year
- $32K–$39K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 5.3% of listings are out of stock. The average listing ranks #146 within Magnesium. It carries 13,020 reviews at 4.68 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 5.3%
- Average rank
- #146in Magnesium
- Average rating
- 4.68 starsAmazon United States average 4.42 stars
- Average reviews
- 13,020per listing
- Listings tracked
- 17
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 51 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 51 months
Products
Top Magnesium Glycinate 300mg products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 28, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
tnvitamins Magnesium Glycinate 300mg 90 Capsules | High Absorption Chelated Magnesium for Sleep Calm & Muscle Support* | Non-GMO Gentle Non-Laxative | TNVitamins
- Price
- $9.82
- Rating
- 4.7/5
- Reviews
- 3,749
- Age
- 4y ago

Nature Made Magnesium Glycinate 300 mg per 3 Capsules 90 Capsules
- Price
- $21.13
- Rating
- 4.7/5
- Reviews
- 2,683
- Age
- 1y ago

Pure Encapsulations Magnesium (Glycinate) - Supplement to Support Stress Relief Sleep Heart Health Nerves Muscles and Metabolism* - with Magnesium Glycinate - 90 Capsules
- Price
- $26.10
- Rating
- 4.7/5
- Reviews
- 49,969
- Age
- 18y ago

Qunol Magnesium Glycinate Tablets 300mg 100% Chelated Gluten-Free 90ct
- Price
- $18.06
- Rating
- 4.6/5
- Reviews
- 6,509
- Age
- 1y 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
- Price
- $15.65
- Rating
- 4.7/5
- Reviews
- 5,675
- Age
- 1y ago
Trending
estimated 90-day click momentum
Designs for Health Magnesium Glycinate Complex - High Absorption Patented Magnesium Complex - Promotes Calm Sleep Energy Bone & Heart Health and Immune Support - Vegan Gluten Free (120 Capsules)
- Price
- $33.96
- Rating
- 4.6/5
- Reviews
- 4,494
- Age
- 21y ago

Pure Encapsulations Magnesium (Glycinate) - Supplement to Support Stress Relief Sleep Heart Health Nerves Muscles and Metabolism* - with Magnesium Glycinate - 360 Capsules
- Price
- $83.43
- Rating
- 4.7/5
- Reviews
- 49,969
- Age
- 19y ago

Now Foods Magnesium Glycinate 240 Tablets - Supports Healthy Muscle and Nerve Functions - Non-GMO
- Price
- $28.86
- Rating
- 4.8/5
- Reviews
- 999
- Age
- 3y ago

Pure Encapsulations Magnesium (Glycinate) - Supplement to Support Stress Relief Sleep Heart Health Nerves Muscles and Metabolism* - with Magnesium Glycinate - 180 Capsules
- Price
- $45.01
- Rating
- 4.7/5
- Reviews
- 49,969
- Age
- 20y ago

Nature Made Magnesium Glycinate 300 mg per 3 Capsules 90 Capsules
- Price
- $21.13
- Rating
- 4.7/5
- Reviews
- 2,683
- Age
- 1y ago
Newest
by launch date
THORNE - Magnesium Glycinate - Supports Restful Sleep Muscle Relaxation Heart Health & Metabolism* - Chelated Magnesium Capsules - Third-Party Certified - Gluten Dairy & Soy-Free - 90 Servings
- Price
- $25.39
- Rating
- 4.7/5
- Reviews
- 2,847
- Age
- 1y 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
- Price
- $15.65
- Rating
- 4.7/5
- Reviews
- 5,675
- Age
- 1y ago

Micro Ingredients Magnesium Glycinate 350mg Per Serving 240 Veggie Capsules | Potent Elemental Form 100% Chelated Highly Bioavailable | Healthy Muscle Bones & Mood Support Supplement | Non-GMO
- Price
- $17.98
- Rating
- 4.6/5
- Reviews
- 332
- Age
- 1y ago

Qunol Magnesium Glycinate Tablets 300mg 100% Chelated Gluten-Free 150ct
- Price
- $28.24
- Rating
- 4.6/5
- Reviews
- 6,509
- Age
- 1y ago

Life Extension Magnesium Glycinate Heart Health Bone Health Nerve and Muscle Support Highly absorbable Gluten-Free Non-GMO Vegetarian 90 Capsules
- Price
- $16.64
- Rating
- 4.7/5
- Reviews
- 2,110
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 69% of clicks. Leaders hold, but buyers still shop past them.
Brands
14 falling
Sellers
574
Est. top-5 brand share
79%
Top 20: 100%
Est. top-5 click share
69%
Top 20: 100%
Open market
17%
- tnvitamins22%
- Pure Encapsulations19%
- Qunol17%
- Nature Made15%
- Nature's Bounty6%
- THORNE4%
- Open — no brand owns it (8 brands, 17%)
Demand
Magnesium Glycinate 300mg search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jul · busiest ÷ quietest = 1.9×
Search terms
Top Magnesium Glycinate 300mg search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- magnesium glycinate 300mg174K/yr
- magnesium glycinate 300 mg32K/yr
- magnesium glycinate 30012K/yr
- magnesium glycinate 300 mg for women10K/yr
- magnesium glycinate 320 mg for women13K/yr
- magnesium glycinate 320 mg15K/yr
Reviews and returns
What reviews say buyers love and hate about Magnesium Glycinate 300mg
We read the reviews and the return reasons for every product selling here.
“Cant sleep”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Magnesium Glycinate 300mg questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









