---
title: "Magnesium L-threonate — $12K/yr Amazon SG Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/sg/health-household-and-personal-care/magnesium-l-threonate"
last_updated: "2026-08-05T23:41:23.519Z"
locale: en
meta:
description: "Niche score 33/100 · $12K/yr market · 6K searches/yr · $58.02 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 33/100 · $12K/yr market · 6K searches/yr · $58.02 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Magnesium L-threonate — $12K/yr Amazon SG Niche (2026) - Flapen"
---
# **magnesium l-threonate**
**Skip it**
A small market ($12K/yr) — this niche doesn't clear our bar today.
Market size 3Growth 19Conversion 46Competition 8Returns 100Price range 88Avg price 90Brand share 14Review moat 37Quality gap 23
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$58.02**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$12.64–$106.01**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Okay****3.7%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****2,834.33**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-12.7%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****95%**
top-5 brand share — brand-locked demand
**Competition**
**Bad****91%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$12K**
$12K/yr · 6K searches
**Signals**[** High Price**](https://flapen.com/research/niches?market=sg&signal=high_price "Avg price > $50")
According to Flapen's Amazon Singapore niche tracking, magnesium l-threonate is a $12K/yr Amazon Singapore market (6K searches/yr). The top 5 brands hold 95% of demand. Verdict: Skip it — 33/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **magnesium l-threonate market data**
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **$15K–$29K**
- units × avg price
- **Conversion rate**
- **3.7%**
- **Avg BSR**
- **#136**
- **Page quality**
- **0%**
- **Prime**
- **89%**
- **Sponsored**
- **11%**
- **Out of stock**
- **15.4%**
- **Avg brand age**
- **93 months**
- **Avg seller age**
- **0 days**
## **Competition & brand share**
The top 5 products capture 91% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▼falling
**Sellers**
**19**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**91%**
Top 20: 100%
**Open market**
**3%**
- Now Foods50% - Horbäach16% - Teraputics15% - Life Extension10% - Intelligent Labs4% - Swanson3% - Open — no brand owns it (1 brand, 3%)
## **Demand**
Weekly Amazon search volume, last 46 weeks — -12.7% search growth over the last 90 days.
200150Black Friday '25Spike '26Sep '25Oct '25Dec '25Feb '26Mar '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/sg/health-household-and-personal-care/magnesium-l-threonate/trend)
## **Top magnesium l-threonate search terms**
- **magnesium l-threonate**3K/yr-27.6%2.6% conv. - **magtein**1K/yr+53.9%5.6% conv. - **magnesium threonate**2K/yr-21.4%6.0% conv. [**All search terms **](https://flapen.com/research/sg/health-household-and-personal-care/magnesium-l-threonate/search-terms)
## **Top magnesium l-threonate 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%10%$1K20%$2K30%$4K40%$5K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**NOW Foods Magtein Magnesium L-Threonate 180 Veg Capsules**Now Foods**$70.69**4.7★606 rev](https://www.amazon.sg/dp/B0CFS267GP) [2**NOW Foods Supplements Magtein with patented form of Magnesium (Mg) Cognitive Support* 90 Veg Capsules**Now Foods**$36.77**4.6★6,549 rev](https://www.amazon.sg/dp/B00JEZQAFG) [3**Magtein Magnesium L-Threonate | 2000mg Supplement | 100 Capsules | Non-GMO and Gluten Free | by Horbaach**Horbäach**$42.72**4.7★621 rev](https://www.amazon.sg/dp/B09KZ4DJHC) [4**Magnesium L Threonate (Original Magtein Formula) - 2000 mg - 100 Vegan Capsules - Non-GMO Highly Absorptive Pure Magnesium Supplement - A Vitamin for Cognition - Pills are Without Laxative Properties**Teraputics**$66.63**4.6★3,533 rev](https://www.amazon.sg/dp/B07BKPR76B) [5**Life Extension Neuro-mag Magnesium L-threonate Dietary Supplements 90 Capsules Pack of 2**Life Extension**$82.76**4.7★448 rev](https://www.amazon.sg/dp/B01HIIOGK6)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**NOW Foods Magtein Magnesium L-Threonate 180 Veg Capsules**Now Foods**$70.69**606 rev1y ago](https://www.amazon.sg/dp/B0CFS267GP) [**Swanson Triple Magnesium Complex 400 mg 100 Vegan Caps Halal Reduce Stress Tiredness Fatigue Supports Nerve Muscle Bone Mood Cognitive Health**Swanson**$12.64**1,510 rev2y ago](https://www.amazon.sg/dp/B07F92LL9D) [**Magtein Magnesium L-Threonate | 2000mg Supplement | 100 Capsules | Non-GMO and Gluten Free | by Horbaach**Horbäach**$42.72**621 rev4y ago](https://www.amazon.sg/dp/B09KZ4DJHC) [**(120 Capsules) 2 253mg Per Serving Providing 420mg Elemental Magnesium L-Threonate Bisglycinate Chelate Malate for Brain Sleep Stress Cramps Headaches Energy Heart from Kappa Nutrition.**KAPPA NUTRITION**$61.46**3,590 rev5y ago](https://www.amazon.sg/dp/B08MTNZH1L) [**Life Extension Neuro-Mag Magnesium L-Threonate 150 Veg Caps**Life Extension**$106.01**1,261 rev7y ago](https://www.amazon.sg/dp/B07KWM4C5L)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Magnesium L Threonate (Original Magtein Formula) - 2000 mg - 100 Vegan Capsules - Non-GMO Highly Absorptive Pure Magnesium Supplement - A Vitamin for Cognition - Pills are Without Laxative Properties**Teraputics**$66.63**4.6★**▲ 48%**](https://www.amazon.sg/dp/B07BKPR76B) [**Swanson Triple Magnesium Complex 400 mg 100 Vegan Caps Halal Reduce Stress Tiredness Fatigue Supports Nerve Muscle Bone Mood Cognitive Health**Swanson**$12.64**4.7★**▲ 42%**](https://www.amazon.sg/dp/B07F92LL9D) [**(120 Capsules) 2 253mg Per Serving Providing 420mg Elemental Magnesium L-Threonate Bisglycinate Chelate Malate for Brain Sleep Stress Cramps Headaches Energy Heart from Kappa Nutrition.**KAPPA NUTRITION**$61.46**4.6★**▲ 12%**](https://www.amazon.sg/dp/B08MTNZH1L) [**NOW Foods Magtein Magnesium L-Threonate 180 Veg Capsules**Now Foods**$70.69**4.7★**— 9%**](https://www.amazon.sg/dp/B0CFS267GP) [**Life Extension Neuro-mag Magnesium L-threonate Dietary Supplements 90 Capsules Pack of 2**Life Extension**$82.76**4.7★**— 1%**](https://www.amazon.sg/dp/B01HIIOGK6)
**~~View all trending →~~**
## **What buyers say about magnesium l-threonate**
What buyers praise and complain about, mined from review topics.
### **What buyers complain about **
**Magnesium**100%
*“magnesium threonate typically has a 2-3 years shelf life”*
## **Common questions**
- **Is magnesium l-threonate profitable to sell on Amazon Singapore?**
- The niche generates $12K/yr across 9 tracked products. 90-day search growth is -12.7%. Flapen's verdict: Skip it (33/100).
- **How competitive is the magnesium l-threonate niche?**
- 7 brands and 19 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 95% of demand.
- **What do buyers complain about in magnesium l-threonate?**
- Top complaints mined from reviews: Magnesium. The return rate is 0.0%.
- **What does it cost to enter the magnesium l-threonate niche?**
- Listings span $12.64–$106.01; the average listing price is $58.02 (sweet spot $15–$100). The average incumbent carries 2,834 reviews — the moat a new listing must climb.
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