---
title: "Sports Research Magnesium — $408K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/sports-research-magnesium"
last_updated: "2026-08-06T20:05:24.830Z"
locale: en
meta:
description: "Niche score 46/100 · $408K/yr market · 67K searches/yr · $39.89 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $408K/yr market · 67K searches/yr · $39.89 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Sports Research Magnesium — $408K/yr Amazon US Niche (2026) - Flapen"
---
# **sports research magnesium**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 56Growth 23Conversion 97Competition 5Returns 100Price range 95Avg price 95Brand share 0Review moat 35Quality gap 24
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****15.3%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Incredible****$39.89**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$18.76–$61.79**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Good****$408K**
$408K/yr · 67K searches
**Review moat**
**Okay****2,951.29**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-3.7%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****95%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, sports research magnesium is a $408K/yr Amazon United States market (67K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb–Mar–Apr–Dec. Verdict: Skip it — 46/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sports research magnesium market data**
- **Units sold / yr**
- **8K–10K**
- avg 750–1,000/product
- **Revenue / yr**
- **$319K–$399K**
- units × avg price
- **Conversion rate**
- **15.3%**
- **Avg BSR**
- **#274**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **93 months**
- **Avg seller age**
- **154 days**
## **Competition & brand share**
The top 5 products capture 95% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**17**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**95%**
Top 20: 100%
**Open market**
**0%**
- Sports Research51% - Doctor's BEST37% - Designs for Health7% - Igennus Healthcare Nutrition3% - THORNE2% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 98 weeks — -3.7% search growth over the last 90 days.
13K8KSpike '24Holiday '24Spike '25Prime Day '25Holiday '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jan, Feb, Mar, Apr, Dec · busiest ÷ quietest = 6.1×
[**Open Trend **](https://flapen.com/research/us/health-household/sports-research-magnesium/trend)
## **Top sports research magnesium search terms**
- **sports research turmeric curcumin**13K/yr+7.6%18.1% conv. - **curcumin c3 complex**12K/yr-31.6%3.1% conv. - **doctors best curcumin**10K/yr-9.3%12.3% conv. - **doctors best high absorption curcumin**7K/yr+10.7%15.8% conv. - **doctors best curcumin phytosome**3K/yr+27.6%3.7% conv. - **sports research turmeric**4K/yr+21.3%16.7% conv. - **sports research turmeric curcumin c3 complex**3K/yr+55.4%19.2% conv. - **doctors best turmeric**3K/yr+0.5%8.4% conv. - **curcumin c3**4K/yr-17.0%3.3% conv. - **c3 curcumin complex**3K/yr-24.0%16.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/sports-research-magnesium/search-terms)
## **Top sports research magnesium 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%15%$61K30%$123K45%$184K60%$245K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 7 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Sports Research Turmeric Curcumin C3 Complex w/BioPerine Black Pepper Extract & Organic Coconut Oil - Standardized 95% Curcuminoids Non-GMO Gluten Free - 120 Count Softgels**Sports Research**$30.12**4.7★10,914 rev](https://www.amazon.com/dp/B00A39MPNI) [2**Doctors Best Turmeric Curcumin Supplement 1000mg for Men & Women - Curcumin Caps from Turmeric Root Black Pepper Extract (BioPerine) 95% Piperine Joint Health Support Non GMO - 120 Veg Capsules**Doctor's BEST**$33.99**4.6★4,044 rev](https://www.amazon.com/dp/B000BD0RQS) [3**Doctors Best Curcumin From Turmeric Root with C3 Complex & BioPerine Benefit the Joints by Helping to Neutralize Free Radicals Non-GMO Gluten Free Soy Free Joint Support 1000 mg 120 Tablets**Doctor's BEST**$50.21**4.6★1,410 rev](https://www.amazon.com/dp/B001J9K5PG) [4**Sports Research Turmeric Curcumin C3 Complex w/BioPerine Black Pepper Extract & Organic Coconut Oil - Standardized 95% Curcuminoids Non-GMO Gluten Free - 60 Count Softgels**Sports Research**$18.76**4.7★1,596 rev](https://www.amazon.com/dp/B00JGD44VS) [5**Designs for Health C3 Curcumin Complex - Highly Bioavailable Curcuminoid Turmeric Supplement 400mg with 3 Bioactive Curcuminoids - Non-GMO Gluten-Free + Vegetarian (60 Capsules)**Designs for Health**$56.74**4.5★180 rev](https://www.amazon.com/dp/B000RGC0GO)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Igennus Advanced Curcumin C3 Complex 300% Greater Absorption & Rapid Uptake 95% Standardised Extract 90 Servings Clean Label Vegan Supplement 1-a-Day 90 Capsules**Igennus Healthcare Nutrition**$27.61**391 rev2y ago](https://www.amazon.com/dp/B0CV5PGBJL) [**Sports Research Turmeric Curcumin C3 Complex w/BioPerine Black Pepper Extract & Organic Coconut Oil - Standardized 95% Curcuminoids Non-GMO Gluten Free - 60 Count Softgels**Sports Research**$18.76**1,596 rev7y ago](https://www.amazon.com/dp/B00JGD44VS) [**THORNE - Curcumin Phytosome 1000 mg (Meriva) - Clinically Studied High Absorption - Supports Healthy Inflammatory Response in Joints Muscles GI Tract Liver Brain & Nerves* - 60 Servings**THORNE**$61.79**2,124 rev10y ago](https://www.amazon.com/dp/B01D8V075U) [**Sports Research Turmeric Curcumin C3 Complex w/BioPerine Black Pepper Extract & Organic Coconut Oil - Standardized 95% Curcuminoids Non-GMO Gluten Free - 120 Count Softgels**Sports Research**$30.12**10,914 rev13y ago](https://www.amazon.com/dp/B00A39MPNI) [**Doctors Best Curcumin From Turmeric Root with C3 Complex & BioPerine Benefit the Joints by Helping to Neutralize Free Radicals Non-GMO Gluten Free Soy Free Joint Support 1000 mg 120 Tablets**Doctor's BEST**$50.21**1,410 rev16y ago](https://www.amazon.com/dp/B001J9K5PG)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Doctors Best Curcumin From Turmeric Root with C3 Complex & BioPerine Benefit the Joints by Helping to Neutralize Free Radicals Non-GMO Gluten Free Soy Free Joint Support 1000 mg 120 Tablets**Doctor's BEST**$50.21**4.6★**▲ 49%**](https://www.amazon.com/dp/B001J9K5PG) [**Sports Research Turmeric Curcumin C3 Complex w/BioPerine Black Pepper Extract & Organic Coconut Oil - Standardized 95% Curcuminoids Non-GMO Gluten Free - 120 Count Softgels**Sports Research**$30.12**4.7★**— 7%**](https://www.amazon.com/dp/B00A39MPNI) [**THORNE - Curcumin Phytosome 1000 mg (Meriva) - Clinically Studied High Absorption - Supports Healthy Inflammatory Response in Joints Muscles GI Tract Liver Brain & Nerves* - 60 Servings**THORNE**$61.79**4.7★**— 5%**](https://www.amazon.com/dp/B01D8V075U) [**Designs for Health C3 Curcumin Complex - Highly Bioavailable Curcuminoid Turmeric Supplement 400mg with 3 Bioactive Curcuminoids - Non-GMO Gluten-Free + Vegetarian (60 Capsules)**Designs for Health**$56.74**4.5★**— 6%**](https://www.amazon.com/dp/B000RGC0GO) [**Doctors Best Turmeric Curcumin Supplement 1000mg for Men & Women - Curcumin Caps from Turmeric Root Black Pepper Extract (BioPerine) 95% Piperine Joint Health Support Non GMO - 120 Veg Capsules**Doctor's BEST**$33.99**4.6★**▼ 11%**](https://www.amazon.com/dp/B000BD0RQS)
**~~View all trending →~~**
## **What buyers say about sports research magnesium**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**25%
*“I trust Thorne for quality and this product doesn't disappoint — no fillers, third-party tested, and the 60-serving bottle is great value”*
**Joint Pain**13%
*“It works for joint pain”*
**Inflammation**7%
*“This has helped me with inflammation”*
**Advertised Vs Actual Product**7%
*“as advertised”*
**Value For Money**6%
*“much less expensive”*
**Ease Of Chewing/Swallowing**6%
*“it is easy to ingest”*
**Vitamin**3%
*“I love this brand of supplements”*
**Side Effects**3%
*“No Side effects that I have noticed”*
**Ingredients-Overall**3%
*“They have clean ingredients”*
**Nutritional Content**3%
*“Vitamens”*
### **What buyers complain about **
**Size-Overall**9%
*“The capsule is large”*
**Pain Relief-Overall**7%
*“Since using this product pain has came back in thumb”*
**Dosage**7%
*“only if I took 1 capsule at least twice a day. taking only 1 a day did nothing noticeable”*
**Acid Regulator/Stomach Ache Relief**5%
*“Side effect of Diarrhea”*
**Value For Money**5%
*“This brand is a little expensive”*
**Functionality-Overall**5%
*“couldn't get out fast enough”*
**Allergies**4%
*“Beware Allergic reaction”*
**Inflammation**4%
*“I havent Noticed any improvements in my inflammation”*
**Ease Of Chewing/Swallowing**2%
*“Too hard to swallow”*
**Color**2%
*“Terrible quality and not the right color”*
### **Top return reasons **
**Hard Feel**33%
**Dosage**33%
**Functionality-Overall**33%
## **Common questions**
- **Is sports research magnesium profitable to sell on Amazon United States?**
- The niche generates $408K/yr across 7 tracked products. 90-day search growth is -3.7%. Flapen's verdict: Skip it (46/100).
- **How competitive is the sports research magnesium niche?**
- 5 brands and 17 sellers compete. The top 5 products take 95% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in sports research magnesium?**
- Top complaints mined from reviews: Size-Overall, Pain Relief-Overall, Dosage. The return rate is 0.0%.
- **When does demand for sports research magnesium peak?**
- Demand peaks in Jan–Feb–Mar–Apr–Dec; the busiest month runs 6.1× the quietest.
- **What does it cost to enter the sports research magnesium niche?**
- Listings span $18.76–$61.79; the average listing price is $39.89 (sweet spot $15–$100). The average incumbent carries 2,951 reviews — the moat a new listing must climb.
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