Magnesium Citrate 400mg
MaybeAn estimated 0.0% of orders come back. But the average product has 10,519 reviews to catch up to, so Magnesium Citrate 400mg is a Maybe.
- Flapen Score
- 51 / 100Top 40% of 14,768 Health & Household niches · +2 vs the category median of 4951
- Market size
- $189K/yr143K searches / yr
- 90-day growth
- -1.8%search demand this quarter
- Competition
- 56%top-5 click share · 17 brands · 641 sellers
Flapen Score
Magnesium Citrate 400mg against its category
The dotted line is the Health & Household average. Past it, Magnesium Citrate 400mg is stronger. Inside it, weaker.
Market
The Magnesium Citrate 400mg market on Amazon at a glance
Shoppers on Amazon United States searched for Magnesium Citrate 400mg 143K times last year and spent an estimated $189K. The top 5 brands take 72% of clicks. Flapen scores it 51 out of 100, a Maybe.
01 · Demand
An estimated 8.3% of those searches ended in a purchase.
Shoppers searched for this 143K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 8.3% of those searches ended in a purchase. Searches in the last 90 days moved -1.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $189K a year.
- Searches, last 12 months
- 143K
- Growth, 90 days vs prior 90
- -1.8%
- Conversion, latest week
- 8.3%
- Market size, estimated
- $189Ka year
- Peak month
- January1.3× the quietest month
- Top search term
- magnesium citrate 400mg66K searches a year
02 · Price
A sale here is worth $15.96.
Listings sell for $15.96 on average, from $7.77 to $33.48. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 500 to 750 of them. At $15.96 that is $8K to $12K a year per listing.
- Average price
- $15.96inside the $15 to $100 sweet spot
- Price range
- $7.77–$33.48
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $8K–$12K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
75% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #362 within Magnesium. It carries 10,519 reviews at 4.65 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 75%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #362in Magnesium
- Average rating
- 4.65 starsAmazon United States average 4.42 stars
- Average reviews
- 10,519per listing
- Listings tracked
- 24
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 76 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 76 months
Products
Top Magnesium Citrate 400mg 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
SOLARAY Magnesium Citrate 400mg - Magnesium Supplement - Bone Health Muscle Relaxation and Heart Health Support - Vegan Gluten Free - 60 Servings 180 VegCaps
- Price
- $18.98
- Rating
- 4.7/5
- Reviews
- 3,247
- Age
- 8y ago

Magnesium Citrate Powder Capsules 400mg - 180 Count Veg Caps - PhiNaturals Supplements - Nervous System Support and Enzyme Function
- Price
- $14.92
- Rating
- 4.7/5
- Reviews
- 14,062
- Age
- 9y ago

Nature Made Extra Strength Dosage Magnesium Citrate Tablets 60 Tablets
- Price
- $13.29
- Rating
- 4.4/5
- Reviews
- 75
- Age
- 5mo ago

NOW Supplements Magnesium Citrate Enzyme Function* Nervous System Support* 120 Veg Capsules
- Price
- $9.97
- Rating
- 4.7/5
- Reviews
- 25,502
- Age
- 22y ago

Magnesium Citrate 400mg Per Serving 300 Veggie Capsules Chelated Easily Absorbed Purified Trace Mineral Muscle Heart & Digestive Support Non-GMO
- Price
- $16.63
- Rating
- 4.7/5
- Reviews
- 1,156
- Age
- 3y ago
Trending
estimated 90-day click momentum
Nature Made Extra Strength Dosage Magnesium Citrate Tablets 60 Tablets
- Price
- $13.29
- Rating
- 4.4/5
- Reviews
- 75
- Age
- 5mo ago

NOW Supplements Magnesium Citrate Enzyme Function* Nervous System Support* 120 Veg Capsules
- Price
- $9.97
- Rating
- 4.7/5
- Reviews
- 25,502
- Age
- 22y ago

Magnesium Citrate 800mg 180 Capsules Digestion & Constipation Support Vegan Safe Non-GMO Double Wood Supplements
- Price
- $14.72
- Rating
- 4.6/5
- Reviews
- 6,076
- Age
- 4y ago

SOLARAY Magnesium Glycinate Capsules Chelated Magnesium Bisglycinate w/BioPerine Higher Absorption Magnesium Supplement - Bones Muscles Heart Support Vegan (30 Servings 120 VegCaps)
- Price
- $17.95
- Rating
- 4.7/5
- Reviews
- 8,039
- Age
- 4y ago

Pure Encapsulations Magnesium (Citrate) - Supplement for Sleep Heart Health Cognitive Health Bone Health Energy Muscles and Metabolism* - with Premium Magnesium - 180 Capsules
- Price
- $33.48
- Rating
- 4.7/5
- Reviews
- 13,790
- Age
- 21y ago
Newest
by launch date
Nature Made Extra Strength Dosage Magnesium Citrate Tablets 60 Tablets
- Price
- $13.29
- Rating
- 4.4/5
- Reviews
- 75
- Age
- 5mo ago

Vitamatic Magnesium Citrate 500mg per Serving - 180 Vegetarian Capsules (Provides 150 mg of Elemental Magnesium) - Added B6 for Maximum Absorption - Supports Muscle Joint and Heart Health*
- Price
- $9.87
- Rating
- 4.7/5
- Reviews
- 1,957
- Age
- 2y ago

Magnesium Citrate 400mg Per Serving 300 Veggie Capsules Chelated Easily Absorbed Purified Trace Mineral Muscle Heart & Digestive Support Non-GMO
- Price
- $16.63
- Rating
- 4.7/5
- Reviews
- 1,156
- Age
- 3y ago

Brieofood Magnesium Citrate 400 mg (Elemental Mg) per Serving - 250 Tablets - Muscle Relaxation (Citrato de Magnesio)
- Price
- $10.12
- Rating
- 4.6/5
- Reviews
- 324
- Age
- 3y ago

Magnesium Citrate 800mg 180 Capsules Digestion & Constipation Support Vegan Safe Non-GMO Double Wood Supplements
- Price
- $14.72
- Rating
- 4.6/5
- Reviews
- 6,076
- Age
- 4y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 56% of clicks. Leaders hold, but buyers still shop past them.
Brands
17 falling
Sellers
641
Est. top-5 brand share
72%
Top 20: 100%
Est. top-5 click share
56%
Top 20: 96%
Open market
23%
- SOLARAY24%
- Nature Made17%
- PhiNaturals16%
- NOW Foods9%
- Pure Encapsulations6%
- DEAL SUPPLEMENT5%
Demand
Magnesium Citrate 400mg search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Magnesium Citrate 400mg search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- magnesium citrate 400mg66K/yr
- citrato de magnesio 400mg25K/yr
- magnesium citrate 400 mg14K/yr
- solaray magnesium citrate11K/yr
- magnesium citrate 4006K/yr
- magnesio citrato 400 mg4K/yr
- magnesium citrate solaray4K/yr
- solaray magnesium citrate 400mg3K/yr
- magnesium citrate capsules 400mg3K/yr
- magnesium citrate 400mg capsules3K/yr
Reviews and returns
What reviews say buyers love and hate about Magnesium Citrate 400mg
We read the reviews and the return reasons for every product selling here.
“Magnesium deficiency”
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 Citrate 400mg 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









