Magnesium Powder Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Magnesium Powder sales on Amazon US totaled 185,600 units in July 2026 (▼ 14.1% vs. the prior month), generating an estimated $6,751,461 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 71.1% of unit volume and 76.0% of revenue, while a typical listing is priced at $28.27. The keyword itself pulled 25,605 Amazon queries over the same period (▲ 0.3% MoM).
Zooming out to the 12-month window ending July 2026, the magnesium powder Top 50 moved 2,246,500 units and $81,510,171 in cumulative sales — an average of 187,208 units and $6,792,514 per month. Monthly throughput topped out at 216,100 units in June 2026 and dipped to 111,800 in May 2026, leaving the latest reading 2.0% higher than August 2025.
Magnesium Powder Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
185.6K
▼ 14.1% MoM
Monthly Revenue 2026/07
$6.8M
▼ 13.8% MoM
Top 10 Market Share 2026/07
71.1%
Magnesium Powder Market Share & Sales Concentration on Amazon US — July 2026
The most-sold magnesium powder listing on Amazon US in July 2026 is ASIN B0058HWV9S (Brand: Pure Encapsulations), which sold 70,000 units at $46.50 apiece — equal to 37.7% of every unit tracked in this report and 7.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 132,000 units and $5,129,720 in July 2026 — 71.1% of unit volume and 76.0% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Magnesium Powder' on Amazon
July 2026
Is 71.1% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
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Top 5 Volume Share breakdown
B0058HWV9S
Pure Encapsulations Magnesium (Glycinate), 180 Capsules | Supplement to Support Stress Relief, Sleep, Heart Health, Nerves, Muscles, and Metabolism*, with Magnesium Glycinate
70K
▼ 22.2%vs. prior month
$3.3M
latest month
12-month trend
B000OQ2DL4
Natural Vitality Calm, Magnesium Supplement, Anti-Stress Drink Mix Powder, Gluten Free, Vegan, & Non-GMO, Original Unflavored, 16 oz
10K
▲ 11.1%vs. prior month
$249.5K
latest month
12-month trend
B0797HBLL3
THORNE Magnesium Bisglycinate, Powdered Magnesium Formula, 60 Servings | Supports Restful Sleep, Muscle Relaxation, Heart Health & Metabolism*, Lightly Sweetened, NSF Certified for Sport
10K
▲ 0.0%vs. prior month
$520K
latest month
12-month trend
B0BY3FDX3K
Nello Supercalm Powdered Drink Mix, Cortisol Reducer and Sleep Aid Supplement, L Theanine, Ksm-66 Ashwagandha, Magnesium Glycinate, Vitamin D 3, No Sugar, Non GMO, On The Go, 20 Ct, Raspberry Lemonade
10K
▲ 0.0%vs. prior month
$386.6K
latest month
12-month trend
B00BPUY3W0
Natural Vitality Calm Magnesium Powder | Raspberry Lemon Flavored Supplement | Non-GMO, Vegan & Gluten Free Formula | 16oz
9K
▼ 55.0%vs. prior month
$201.7K
latest month
12-month trend
B00U9LEEYI
NaturalSlim MagicMag Magnesium Citrate Powder, Strawberry Lime, 8 oz | Supports Stress, Constipation, Muscle and Heart Health, Rest and Digestive Support, Magnesium Supplement for Women and Men
8K
▼ 11.1%vs. prior month
$182.6K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Magnesium Powder Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Pure Encapsulations is the best-performing magnesium powder brand in July 2026, moving 70,000 units across 1 ASIN for 53.0% of Top 10 volume. Natural Vitality follows with 27,000 units (20.5%), ahead of THORNE on 10,000 units (7.6%).
With 7 brands splitting the Top 10 and 81.1% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $21.44 to $52.00, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Pure Encapsulations
1 ASIN in Top 10
53.0%
Units
70K
Revenue
$3.3M
Avg. price
$46.50
B0058HWV9S
$46.50·★4.7·50.9K revsPure Encapsulations Magnesium (Glycinate), 180 Capsules | Supplement to Support Stress Relief, Sleep, Heart Health, Nerves, Muscles, and Metabolism*, with Magnesium Glycinate
Units sold70K
Natural Vitality
4 ASINs in Top 10
20.5%
Units
27K
Revenue
$621.7K
Avg. price
$21.44
B000OQ2DL4
$23.97·★4.5·11.7K revsNatural Vitality Calm, Magnesium Supplement, Anti-Stress Drink Mix Powder, Gluten Free, Vegan, & Non-GMO, Original Unflavored, 16 oz
Units sold10KB00BPUY3W0
$19.07·★4.6·42.5K revsNatural Vitality Calm Magnesium Powder | Raspberry Lemon Flavored Supplement | Non-GMO, Vegan & Gluten Free Formula | 16oz
Units sold9KB0BTDQD5PH
$22.50·★4.4·1.2K revsNatural Vitality Calm Magnesium Stick Packets | Raspberry Lemon Flavored Relaxing Drink Mix Powder | On-The-Go Pouches | Gluten & Sugar-Free | 255mg Per Serving | 30 Count
Units sold4KB099GYT4RV
$20.24·★4.6·574 revsNatural Vitality Calm Magnesium Powder | Raspberry Lemon Flavored Supplement | Non-GMO, Vegan & Gluten Free Formula | 8oz
Units sold4K
THORNE
1 ASIN in Top 10
7.6%
Units
10K
Revenue
$520K
Avg. price
$52.00
B0797HBLL3
$52.00·★4.4·2.6K revsTHORNE Magnesium Bisglycinate, Powdered Magnesium Formula, 60 Servings | Supports Restful Sleep, Muscle Relaxation, Heart Health & Metabolism*, Lightly Sweetened, NSF Certified for Sport
Units sold10K
Trending Magnesium Powder Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, 3 ASINs forced its way in: B0FDPV215R booked 4K units at $17.86, with ▲ 33.3% MoM change.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0FDPV215R
UltraCalm Cortisol Calming Drink, Magnesium Glycinate Powder (30 Servings) | Raspberry Lemonade, Ashwagandha, L-Theanine, Vitamin D3, Magnesium Powder for Sleep & Stress Relief, Zero Sugar
Price
$17.86
Rating
4.4
Reviews
854
Latest month sales
B099GYT4RV
Natural Vitality Calm Magnesium Powder | Raspberry Lemon Flavored Supplement | Non-GMO, Vegan & Gluten Free Formula | 8oz
Price
$20.24
Rating
4.6
Reviews
574
Latest month sales
B0F9VPZ6R6
Nectar Calm Magnesium and Ashwagandha Drink Mix - Sugar Free & Zero Calorie - with Vitamin D, L-Theanine, Electrolytes - Deep Sleep, Relax, Focus & Calm - Non-GMO (Variety 30 Sticks)
Unlock to view ASIN details and product titles
Price
$26.99
Rating
4.4
Reviews
1.1K
Latest month sales
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