Magnesium Citrate Powder
Worth a lookShows low returns (0.0%), but a deep review moat (8,813 avg reviews) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Incredible$38.06avg listing price — sweet spot $15–$100
Market size
Great$1.5M$1.5M/yr · 904K searches
Conversion
Good4.3%search→purchase rate — share of searches ending in a sale
Price range
Okay$11.48–$190.22cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay63%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Brand share
Okay89%top-5 brand share — brands hold most of the demand
Growth
Bad-3.0%90-day search growth — must beat 0% to launch
Review moat
Bad8,813.44avg incumbent reviews — the moat a new listing must climb
Is magnesium citrate powder profitable on Amazon?
According to Flapen's Amazon United States niche tracking, magnesium citrate powder is a $1.5M/yr Amazon United States market (904K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Apr. Verdict: Worth a look — 52/100.
Data updated Jul 28, 2026 · scored weekly · How we score niches
magnesium citrate powder market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 40K–50K
- avg 3,000–4,000/product
- Revenue / yr
- $1.5M–$1.9M
- units × avg price
- Conversion rate
- 4.3%
- Avg BSR
- #309
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 89%
- Out of stock
- 0.0%
- Avg brand age
- 55 months
- Avg seller age
- 149 days
Competition: brands, sellers & click share
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.Brands
8 falling
Sellers
572
Top-5 brand share
89%
Top 20: 100%
Top-5 click share
63%
Top 20: 100%
Open market
5%
- NaturalSlim64%
- Nutricost8%
- Micro Ingredients6%
- BulkSupplements6%
- NOW Foods6%
- Natural Vitality5%
- Open — no brand owns it (2 brands, 5%)
magnesium citrate powder demand & seasonality
Weekly Amazon search volume, last 104 weeks — -3.0% search growth over the last 90 days.Peak months: Apr · busiest ÷ quietest = 1.8×
Top magnesium citrate powder search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- magnesium citrate powder175K/yr
- natural slim154K/yr
- citrato de magnesio en polvo125K/yr
- natural slim products73K/yr
- frank suarez47K/yr
- magicmag magnesium powder17K/yr
- naturalslim30K/yr
- frank suarez products natural slim33K/yr
- naturalslim products frank suarez25K/yr
- magicmag29K/yr
Top magnesium citrate powder 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.
All 18 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
NaturalSlim MagicMag Magnesium Citrate Powder for Stress Constipation Muscle & Heart Health Better Rest & Digestive Support Magnesium Supplement for Women and Men 8 oz Strawberry Lime
NaturalSlim$23.794.7★26,969 rev
MagicMag C by NaturalSlim Magnesium Citrate Capsules for Muscle Relaxation Sleep Quality Nerve Function & Electrolyte Support Daily Magnesium Supplement for Men and Women 100 Capsules
NaturalSlim$24.194.7★17,847 rev
Magnesium Citrate Powder 2lbs | Unflavored Magnesium Supplement | Relaxation and Nutrient Utilization | Easily Absorbed Formula | Non-GMO Vegan Gluten Free
Micro Ingredients$28.144.5★4,537 rev
BulkSupplements.com Magnesium Citrate Powder - Magnesium Supplement Mineral Supplement - Pure & Gluten Free 3.5g per Serving 500g (1.1 lbs) (Pack of 1)
BulkSupplements$19.024.4★7,324 rev
Nutricost Magnesium Citrate Powder (Unflavored 500 Gram)
Nutricost$16.814.3★4,227 rev
Newest
by launch date
NaturalSlim MagicMag Magnesium Citrate Powder for Stress Constipation Muscle & Heart Health Better Rest & Digestive Support Magnesium Supplement for Women and Men 8 oz Honey Chamomile
NaturalSlim$23.81801 rev
NaturalSlim Gut Cleanse Support Supplements Bundle Candiseptic Kit with Nutritional & Digestive Support Capsules Wellness System Formulated by Frank Surez (2 Pack)
NaturalSlim$190.22121 rev
NaturalSlim Gut Cleanse Support Supplements Bundle - Candiseptic Kit Anti Overgrowth Gut & Colon Cleansing 242 Capsules Total - 28 Days Cleansing Program Formulated by Frank Suarez (1 Pack)
NaturalSlim$97.816,476 rev
NaturalSlim Natural Potassium Citrate Gluconate 99 mg - Kadsorb Supports Electrolyte Balance & Normal pH - Absorbable Potassium Supplements with Essential Minerals - Non GMO 400 Capsules 1 Pack
NaturalSlim$27.2913,698 rev
MagicMag C by NaturalSlim Magnesium Citrate Capsules for Muscle Relaxation Sleep Quality Nerve Function & Electrolyte Support Daily Magnesium Supplement for Men and Women 100 Capsules
NaturalSlim$24.1917,847 rev
Trending
90-day click momentumNaturalSlim MagicMag Magnesium Citrate Powder for Stress Constipation Muscle & Heart Health Better Rest & Digestive Support Magnesium Supplement for Women and Men 8 oz Honey Chamomile
NaturalSlim$23.814.7★
NaturalSlim Gut Cleanse Support Supplements Bundle Candiseptic Kit with Nutritional & Digestive Support Capsules Wellness System Formulated by Frank Surez (2 Pack)
NaturalSlim$190.224.6★
NaturalSlim Helpzymes Digestive Enzymes for Women & Men Essential Enzymes for Digestion Gut Health & Gas Bloating Relief with Bromelain Ox Bile Pancreatin & Betaine HCL 100 Capsules 1 Pack
NaturalSlim$29.774.7★
Pure Encapsulations Magnesium (Powder) | Supports Cardiovascular Function Muscle Function and Calming* | 3.7 Ounces
Pure Encapsulations$30.424.4★
Natural Vitality Calm Magnesium Powder
Natural Vitality$22.294.6★
What reviews say buyers love and hate about magnesium citrate powder
What buyers praise and complain about, mined from review topics.What buyers love
“It delivers on everything it promises: it is absolutely excellent”
“I absolutely love this magnesium powder”
“improved sleep quality”
“Great taste”
“The best vitamin supplement that I try so far”
“Great flavor”
“Great value for the money”
“Fácil de digerir”
“That it works just like the product information said”
“it dissolves easily”
What buyers complain about
“Worst part is that its hard to dissolve”
“This is NOT magnesium citrate”
“Awful tasting”
“too expensive for something that doesn't work”
“Artificial flavors”
“Didnt work”
“It took awhile to get the dosage right”
“This also caused me to be very bloated”
“there is always a residue”
“Doesnt make me lose weight tho”
Top return reasons
Common magnesium citrate powder questions
- Is magnesium citrate powder profitable to sell on Amazon United States?
- The niche generates $1.5M/yr across 18 tracked products. 90-day search growth is -3.0%. Flapen's verdict: Worth a look (52/100).
- How competitive is the magnesium citrate powder niche?
- 8 brands and 572 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 89% of demand.
- What do buyers complain about in magnesium citrate powder?
- Top complaints mined from reviews: Solubility, Magnesium, Taste-Overall. The return rate is 0.0%.
- When does demand for magnesium citrate powder peak?
- Demand peaks in Apr; the busiest month runs 1.8× the quietest.
- What does it cost to enter the magnesium citrate powder niche?
- Listings span $11.48–$190.22; the average listing price is $38.06 (sweet spot $15–$100). The average incumbent carries 8,813 reviews — the moat a new listing must climb.