---
title: "Zinc and Magnesium Supplement — $605K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/zinc-and-magnesium-supplement"
last_updated: "2026-08-09T05:32:51.547Z"
locale: en
meta:
description: "Niche score 59/100 · $605K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 59/100 · $605K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Zinc and Magnesium Supplement — $605K/yr Amazon US Niche (2026) - Flapen"
---
# **zinc and magnesium supplement**
**Worth a look**
Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 64Growth 24Conversion 77Competition 59Returns 100Price range 69Avg price 87Brand share 78Review moat 24Quality gap 21
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$19.61**
avg listing price — sweet spot $15–$100
**Brand share**
**Great****57%**
top-5 brand share — no brand owns this niche
**Conversion**
**Great****7.4%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$5.32–$36.44**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Good****$605K**
$605K/yr · 417K searches
**Competition**
**Good****50%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-2.1%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****5,417.71**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, zinc and magnesium supplement is a $605K/yr Amazon United States market (417K searches/yr). The top 5 brands hold 57% of demand. Demand peaks in Aug–Sep. Verdict: Worth a look — 59/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **zinc and magnesium supplement market data**
- **Units sold / yr**
- **30K–40K**
- avg 1,250–1,500/product
- **Revenue / yr**
- **$588K–$784K**
- units × avg price
- **Conversion rate**
- **7.4%**
- **Avg BSR**
- **#365**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **92%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **64 months**
- **Avg seller age**
- **148 days**
## **Competition & brand share**
The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**21 **▲rising
**Sellers**
**638**
**Top-5 brand share**
**57%**
Top 20: 99%
**Top-5 click share**
**50%**
Top 20: 95%
**Open market**
**37%**
- Nature's Bounty17% - Nature Made16% - NutraChamps10% - Optimum Nutrition8% - Nutricost7% - Nobi Nutrition5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -2.1% search growth over the last 90 days.
25K15KSpike '24Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep · busiest ÷ quietest = 2.5×
[**Open Trend **](https://flapen.com/research/us/health-household/zinc-and-magnesium-supplement/trend)
## **Top zinc and magnesium supplement search terms**
- **zinc and magnesium supplement**56K/yr-6.7%5.8% conv. - **magnesium zinc**55K/yr-5.7%7.2% conv. - **zinc magnesium supplements**49K/yr-6.0%6.7% conv. - **magnesium and zinc**44K/yr-4.3%6.2% conv. - **zinc magnesium**29K/yr+7.6%5.4% conv. - **magnesium zinc vitamin d3**14K/yr+60.5%8.8% conv. - **magnesium with zinc**21K/yr+0.4%4.1% conv. - **magnesium and zinc supplement**20K/yr+4.9%4.5% conv. - **zinc and magnesium**17K/yr+15.3%4.2% conv. - **zinc magnesium vitamin d**19K/yr-12.9%6.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/zinc-and-magnesium-supplement/search-terms)
## **Top zinc and magnesium supplement products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%5%$30K10%$61K15%$91K20%$121K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Natures Bounty Calcium Magnesium & Zinc Caplets Immune & Bone Health Daily Supplement 1000mg Calcium 400mg Magnesium 600 IU Vitamin D Gluten Free 100 Caplets**Nature's Bounty**$5.32**4.7★23,123 rev](https://www.amazon.com/dp/B002BXAMJS) [2**Magnesium Zinc & Vitamin D3 Supplement - Most Bioavailable Forms; Magnesium Glycinate Malate Citrate - Bone Muscle & Heart Health Immune Support - 120 Vegan Capsules**NutraChamps**$21.12**4.6★1,956 rev](https://www.amazon.com/dp/B08GFG9G8P) [3**Nature Made Magnesium Complex Supplement with Vitamin D & Zinc for Immune Support Magnesium Glycinate Malate Citrate & Oxide for Muscle Nerve Heart & Bone Support 60 Capsules 30 Day Supply**Nature Made**$14.89**4.7★3,852 rev](https://www.amazon.com/dp/B0BX7HSL2S) [4**Nutricost Calcium Magnesium & Zinc Tablets 1 415 mg 180 Tablets - Vitamin/Mineral Blend Supplement 60 Servings - Gluten Free Non-GMO**Nutricost**$13.87**4.6★568 rev](https://www.amazon.com/dp/B0CCZR81HQ) [5**Nature Made Calcium Magnesium Zinc with Vitamin D3 Dietary Calcium Supplement for Bone Support 300 Tablets**Nature Made**$11.08**4.8★20,058 rev](https://www.amazon.com/dp/B000OD1F7U)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Vitalitown Magnesium Zinc with Vitamins D3 & B6 Chelated Magnesium Glycinate Malate Citrate Taurate High Absorption for Sleep Bone Heart Immune Digestive Support 60 Caps**Vitalitown**$10.44**33 rev10mo ago](https://www.amazon.com/dp/B0FPLRG6BN) [**ZMA Supplement for Men and Women (Over 100% Daily Value of Zinc Magnesium Aspartate Vitamin B6) 501mg 90 Capsules for Restfulness and Active Lifestyle Support by Double Wood Supplements**Double Wood Supplements**$9.96**124 rev11mo ago](https://www.amazon.com/dp/B0FNNHQ9CS) [**Magnesium Zinc & Vitamin D3 | 260MG Complex | High Absorption Mag Citrate Glycinate & Malate | Muscle Nerve Function & Bone Health Support | Zinc and Magnesium Supplement with VIT D3 | 60 Ct.**Nobi Nutrition**$15.78**76 rev1y ago](https://www.amazon.com/dp/B0FDH2VHFC) [**Zinc and Magnesium Supplement with Vitamin B6 | Womens Hormone Balance Menstrual Cycle & Immune Support | High Absorption Chelated Magnesium Glycinate with Zinc Picolinate and VIT B6 | 60 Ct**Nobi Nutrition**$9.91**209 rev1y ago](https://www.amazon.com/dp/B0FC35X4FT) [**Zinc and Magnesium Supplement Zinc Magnesium Aspartate Post Workout Gummies for Men Women with Vitamin B6 B12 D3 Turmeric for Nighttime Recovery Reduce Fatigue Boost Immunity & Sleep 120 Count**NEVISS**$36.44**320 rev1y ago](https://www.amazon.com/dp/B0DJP7N354)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Vitalitown Magnesium Zinc with Vitamins D3 & B6 Chelated Magnesium Glycinate Malate Citrate Taurate High Absorption for Sleep Bone Heart Immune Digestive Support 60 Caps**Vitalitown**$10.44**4.9★**▲ 251%**](https://www.amazon.com/dp/B0FPLRG6BN) [**ZMA Supplement for Men and Women (Over 100% Daily Value of Zinc Magnesium Aspartate Vitamin B6) 501mg 90 Capsules for Restfulness and Active Lifestyle Support by Double Wood Supplements**Double Wood Supplements**$9.96**4.6★**▲ 86%**](https://www.amazon.com/dp/B0FNNHQ9CS) [**Magnesium Zinc & Vitamin D3 Supplement - Most Bioavailable Forms; Magnesium Glycinate Malate Citrate - Bone Muscle & Heart Health Immune Support - 120 Vegan Capsules**NutraChamps**$21.12**4.6★**▲ 69%**](https://www.amazon.com/dp/B08GFG9G8P) [**Zinc and Magnesium Supplement Zinc Magnesium Aspartate Post Workout Gummies for Men Women with Vitamin B6 B12 D3 Turmeric for Nighttime Recovery Reduce Fatigue Boost Immunity & Sleep 120 Count**NEVISS**$36.44**4.6★**▲ 33%**](https://www.amazon.com/dp/B0DJP7N354) [**Magnesium Zinc & Vitamin D3 | 260MG Complex | High Absorption Mag Citrate Glycinate & Malate | Muscle Nerve Function & Bone Health Support | Zinc and Magnesium Supplement with VIT D3 | 60 Ct.**Nobi Nutrition**$15.78**4.7★**▲ 28%**](https://www.amazon.com/dp/B0FDH2VHFC)
**~~View all trending →~~**
## **What buyers say about zinc and magnesium supplement**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**19%
*“Affordable quality”*
**Sleep Quality**16%
*“Helps me sleep”*
**Magnesium**12%
*“Good magnesium supplement”*
**Vitamin**7%
*“Great communication of vitamins”*
**Value For Money**5%
*“Great deal”*
**Muscle Pain Relief**5%
*“Really helps relax my muscles”*
**Advertised Vs Actual Product**4%
*“Accurate description”*
**Efficiency**4%
*“Clean and Effective”*
**Ease Of Chewing/Swallowing**2%
*“not hard to swallow”*
**Joint Pain**2%
*“Eliminates leg cramps”*
### **What buyers complain about **
**Value For Money**10%
*“Really expensive”*
**Sleep Quality**7%
*“Doesn't give you any bettee sleep”*
**Magnesium**7%
*“Maybe the whole Magnesium Glycinate thing is a scam”*
**Dosage**5%
*“anything over 600-800 IU is toxic”*
**Smell**5%
*“Rancid Smell & Off Gasing”*
**Functionality-Overall**4%
*“Didn't work for me”*
**Size-Overall**4%
*“pills were too big”*
**Ease Of Chewing/Swallowing**3%
*“Wasnt swallow”*
**Vitamin**3%
*“It was the only vitamin I'd take”*
**Side Effects**3%
*“got the worst headache”*
### **Top return reasons **
**Functionality-Overall**30%
**Magnesium**15%
**Value For Money**10%
**Advertised Vs Actual Product**10%
**Moist/Dry**5%
**Acid Regulator/Stomach Ache Relief**5%
**Size-Overall**5%
**Calcium**5%
**Vitamin**5%
**Joint Pain**5%
## **Common questions**
- **Is zinc and magnesium supplement profitable to sell on Amazon United States?**
- The niche generates $605K/yr across 24 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -2.1%. Flapen's verdict: Worth a look (59/100).
- **How competitive is the zinc and magnesium supplement niche?**
- 21 brands and 638 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 57% of demand.
- **What do buyers complain about in zinc and magnesium supplement?**
- Top complaints mined from reviews: Value For Money, Sleep Quality, Magnesium. The return rate is 0.0%.
- **When does demand for zinc and magnesium supplement peak?**
- Demand peaks in Aug–Sep; the busiest month runs 2.5× the quietest.
- **What does it cost to enter the zinc and magnesium supplement niche?**
- Listings span $5.32–$36.44; the average listing price is $19.61 (sweet spot $15–$100). The average incumbent carries 5,418 reviews — the moat a new listing must climb.
## **Related niches in Health & Household**
- 76 [**cedar oil**](https://flapen.com/research/us/health-household/cedar-oil)$1.2M/yr+214.4%**Launch it**- 77 [**nutrapure glp1 cutting mix**](https://flapen.com/research/us/health-household/nutrapure-glp1-cutting-mix)$149K/yr+940.2%**Worth a look**- 77 [**dexcom g7**](https://flapen.com/research/us/health-household/dexcom-g7)$2.0M/yr+39.9%**Launch it**- 77 [**purelia**](https://flapen.com/research/us/health-household/purelia)$635K/yr+359.7%**Worth a look**- 77 [**graduation napkins**](https://flapen.com/research/us/health-household/graduation-napkins)$302K/yr+385.7%**Worth a look**- 77 [**credit card wand**](https://flapen.com/research/us/health-household/credit-card-wand)$418K/yr+101.3%**Worth a look**[**All Health & Household niches **](https://flapen.com/research/us/health-household)