---
title: "Magnesium Liquid — £49K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/magnesium-liquid"
last_updated: "2026-07-31T22:07:03.915Z"
locale: en
meta:
description: "Niche score 50/100 · £49K/yr market · 76K searches/yr · £14.07 avg price. Soft demand (-28.3% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · £49K/yr market · 76K searches/yr · £14.07 avg price. Soft demand (-28.3% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Magnesium Liquid — £49K/yr Amazon UK Niche (2026) - Flapen"
---
# **magnesium liquid**
**Worth a look**
Shows low returns (0.1%), but soft demand (-28.3% this quarter) keeps it on the watch list.
Market size 12Growth 11Conversion 55Competition 51Returns 100Price range 57Avg price 67Brand share 75Review moat 48Quality gap 68
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****60%**
top-5 brand share — no brand owns this niche
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Good****£14.07**
avg listing price — sweet spot $15–$100
**Price range**
**Good****£6.03–£26.85**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****4.6%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****54%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Okay****1,659.64**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Bad****£49K**
£49K/yr · 76K searches
**Growth**
**Bad****-28.3%**
90-day search growth — must beat 0% to launch
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United Kingdom niche tracking, magnesium liquid is a £49K/yr Amazon United Kingdom market (76K searches/yr). The top 5 brands hold 60% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 50/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **magnesium liquid market data**
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **£56K–£70K**
- units × avg price
- **Conversion rate**
- **4.6%**
- **Avg BSR**
- **#292**
- **Page quality**
- **0%**
- **Prime**
- **96%**
- **Sponsored**
- **92%**
- **Out of stock**
- **2.1%**
- **Avg brand age**
- **45 months**
- **Avg seller age**
- **173 days**
## **Competition & brand share**
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**19 **▲rising
**Sellers**
**43**
**Top-5 brand share**
**60%**
Top 20: 100%
**Top-5 click share**
**54%**
Top 20: 95%
**Open market**
**34%**
- OBNOSWLPJMN21% - IWKDIJ18% - Good State7% - XAYGHE7% - Supa-Supps6% - Tamiodfo6%
## **Demand & seasonality**
Weekly Amazon search volume, last 86 weeks — -28.3% search growth over the last 90 days.
2K2KSpike '25Spike '26 seasonDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Jan, Feb · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/magnesium-liquid/trend)
## **Top magnesium liquid search terms**
- **liquid magnesium glycinate**15K/yr-21.3%3.7% conv. - **liquid magnesium**18K/yr-20.4%4.6% conv. - **magnesium liquid**16K/yr-21.8%4.8% conv. - **magnesium drops**11K/yr-40.3%4.6% conv. - **magnesium glycinate liquid**10K/yr-33.6%4.3% conv. - **magnesium glycinate drops**7K/yr-46.3%4.9% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/magnesium-liquid/search-terms)
## **Top magnesium liquid 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%£2K10%£5K15%£7K20%£10K101001K10K100K 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**Magnesium Glycinate Liquid Drops Liquid Magnesium Complex with Glycinate Taurate Cellulose Fiber Bromelain Vitamin B6 C D and Zinc Strawberry Flavor 2 Fl Oz**OBNOSWLPJMN**£7.00**4.4★155 rev](https://www.amazon.co.uk/dp/B0DR2M7TDW) [2**Magnesium Glycinate Supplement Natural Magnesium Drops Taurate Cellulose Fiber for Cortisol Sleep Stress Muscle Brain Nerve Health-Sugar Free**IWKDIJ**£7.33**4.3★158 rev](https://www.amazon.co.uk/dp/B0DF7KZZBM) [3**Magnesium Glycinate Liquid Drops - Liquid Magnesium Complex Supplement - Pineapple Flavour High Absorption Vegan & Non-GMO Support Muscle Relaxation Bowel Health & Sleep 60ml**XAYGHE**£8.03**4.5★36 rev](https://www.amazon.co.uk/dp/B0DY7R2625) [4**Magnesium Glycinate 3-in-1 Liquid Drops | 1500mg High Absorption | Sleep Muscle & Mood Support | Bioavailable Formula with Zinc B6 C & D Green Apple Flavour 60ml**MACOAA**£15.23**4.2★49 rev](https://www.amazon.co.uk/dp/B0FLB41JPJ) [5**Good State | Liquid Ionic Magnesium | Dietary Supplement | Great for Digestive System | 96 Servings | 8 Fl oz Bottle**Good State**£16.50**4.4★1,762 rev](https://www.amazon.co.uk/dp/B005PFK3YS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Healthy Metal Magnesium Drink Mix Sachets for Sleep Relaxation & Daily Support Magnesium Glycinate Powder Raspberry Lemon Flavour Easy to Mix Supplement 5 Sachets**Healthy Metal**£6.79**132 rev4mo ago](https://www.amazon.co.uk/dp/B0GSX8YWG7) [**Magnesium Glycinate Drops 60ml Magnesium Glycinate Complex with Cellulose Fiber Vitamins Magnesium Glycinate Supplement for Cortisol Sleep Stress | Fast Absorption**HEXIN**£6.48**14 rev6mo ago](https://www.amazon.co.uk/dp/B0GFX8W7BN) [**Magnesium Glycinate Liquid 60ml - Mango & Passion Fruit Flavour | Supa Supps Magnesium Glycinate 3-in-1 Complex | Fast Absorption | Premium Pure Formula Easy-to-Take Supplement for Daily Balance**Supa-Supps**£10.16**68 rev9mo ago](https://www.amazon.co.uk/dp/B0FX5FBTYG) [**Magnesium Glycinate 3-in-1 Liquid Drops | 1500mg High Absorption | Sleep Muscle & Mood Support | Bioavailable Formula with Zinc B6 C & D Green Apple Flavour 60ml**MACOAA**£15.23**49 rev11mo ago](https://www.amazon.co.uk/dp/B0FLB41JPJ) [**New Nordic Magic Magnesium Glycinate Shot Tiredness & Muscles 240mg 15ct**New Nordic Ltd**£23.75**278 rev1y ago](https://www.amazon.co.uk/dp/B0DYFCGH2S)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Healthy Metal Magnesium Drink Mix Sachets for Sleep Relaxation & Daily Support Magnesium Glycinate Powder Raspberry Lemon Flavour Easy to Mix Supplement 5 Sachets**Healthy Metal**£6.79**4.2★**▲ 339%**](https://www.amazon.co.uk/dp/B0GSX8YWG7) [**Magnesium Glycinate Liquid Drops Liquid Magnesium Complex with Glycinate Taurate Cellulose Fiber Bromelain Vitamin B6 C D and Zinc Pineapple Flavor 2 Fl Oz**Tamiodfo**£8.36**4.4★**▲ 143%**](https://www.amazon.co.uk/dp/B0DG2X47W4) [**Magnesium Glycinate Drops 60ml Magnesium Glycinate Complex with Cellulose Fiber Vitamins Magnesium Glycinate Supplement for Cortisol Sleep Stress | Fast Absorption**HEXIN**£6.48**4.3★**▲ 119%**](https://www.amazon.co.uk/dp/B0GFX8W7BN) [**Simply Magnesium Liposomal - Highly absorbable Liquid Magnesium Glycinate Supplement Natural Flavour for Kids and Adults 250ml**Pebble**£19.58**4.1★**▲ 65%**](https://www.amazon.co.uk/dp/B0CZPGVZ17) [**Magnesium Glycinate Liquid Drops Liquid Complex with Magnesium Glycinate Taurate Cellulose Fiber Bromelain Vitamin B6 C D and Zinc Strawberry Flavor 2 Fl Oz**Tamiodfo**£11.26**4.4★**▲ 51%**](https://www.amazon.co.uk/dp/B0DG2TX42H)
**~~View all trending →~~**
## **What buyers say about magnesium liquid**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Sleep Quality**26%
*“HELPS WITH SLEEP”*
**Quality-Overall**14%
*“Good product x”*
**Magnesium**11%
*“Best magnesium capsules”*
**Value For Money**9%
*“Excellent value for money”*
**Advertised Vs Actual Product**5%
*“As Advertised”*
**Muscle Pain Relief**4%
*“less muscle aches”*
**Efficiency**3%
*“Works perfectly”*
**Ease Of Use**3%
*“Easy to use”*
**Ease Of Chewing/Swallowing**3%
*“i've found no problem in swallowing them”*
**Vitamin**2%
*“Vitamins, easy to swallow good amount of supply”*
### **What buyers complain about **
**Sleep Quality**14%
*“still cant sleep”*
**Functionality-Overall**8%
*“It does absolutely nothing”*
**Magnesium**8%
*“This magnesium does not work”*
**Acid Regulator/Stomach Ache Relief**6%
*“Gives you stomach cramps”*
**Dosage**6%
*“the misleading dosage”*
**Side Effects**4%
*“Will make you ill”*
**Size-Overall**4%
*“Quite big tablets”*
**Advertised Vs Actual Product**4%
*“It's not as described”*
**Value For Money**3%
*“Too expensive”*
**Taste-Overall**3%
*“the taste was just too gross”*
### **Top return reasons **
**Joint Pain**50%
**Magnesium**50%
## **Common questions**
- **Is magnesium liquid profitable to sell on Amazon United Kingdom?**
- The niche generates £49K/yr across 25 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -28.3%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the magnesium liquid niche?**
- 19 brands and 43 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 60% of demand.
- **What do buyers complain about in magnesium liquid?**
- Top complaints mined from reviews: Sleep Quality, Functionality-Overall, Magnesium. The return rate is 0.1%.
- **When does demand for magnesium liquid peak?**
- Demand peaks in Jan–Feb; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the magnesium liquid niche?**
- Listings span £6.03–£26.85; the average listing price is £14.07 (sweet spot $15–$100). The average incumbent carries 1,660 reviews — the moat a new listing must climb.
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