---
title: "Potassium Supplements — £332K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/potassium-supplements"
last_updated: "2026-07-31T13:02:24.271Z"
locale: en
meta:
description: "Niche score 45/100 · £332K/yr market · 322K searches/yr · £8.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · £332K/yr market · 322K searches/yr · £8.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Potassium Supplements — £332K/yr Amazon UK Niche (2026) - Flapen"
---
# **potassium supplements**
**Skip it**
Prices mostly outside the sweet spot ($5.97–$13.73) — this niche doesn't clear our bar today.
Market size 52Growth 23Conversion 94Competition 11Returns 100Price range 0Avg price 24Brand share 31Review moat 49Quality gap 55
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****11.8%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****£332K**
£332K/yr · 322K searches
**Review moat**
**Okay****1,606.78**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****86%**
top-5 brand share — brands hold most of the demand
**Avg price**
**Bad****£8.75**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-3.5%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****86%**
top-5 click share — a locked-up shelf
**Price range**
**Bad****£5.97–£13.73**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, potassium supplements is a £332K/yr Amazon United Kingdom market (322K searches/yr). The top 5 brands hold 86% of demand. Verdict: Skip it — 45/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **potassium supplements market data**
- **Units sold / yr**
- **30K–40K**
- avg 3,000–4,000/product
- **Revenue / yr**
- **£263K–£350K**
- units × avg price
- **Conversion rate**
- **11.8%**
- **Avg BSR**
- **#6**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **55 months**
- **Avg seller age**
- **166 days**
## **Competition & brand share**
The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **▼falling
**Sellers**
**17**
**Top-5 brand share**
**86%**
Top 20: 100%
**Top-5 click share**
**86%**
Top 20: 100%
**Open market**
**10%**
- NEW LEAF PRODUCTS38% - Horbäach17% - Solgar13% - WeightWorld11% - MOBU6% - NUTRALIE4% - Open — no brand owns it (3 brands, 10%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -3.5% search growth over the last 90 days.
7K5KSpike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/potassium-supplements/trend)
## **Top potassium supplements search terms**
- **potassium supplements**177K/yr-5.3%11.6% conv. - **potassium**93K/yr-7.6%8.6% conv. - **potassium supplement**24K/yr+3.9%9.6% conv. - **potassium tablets**17K/yr+34.5%9.0% conv. - **potasium**3K/yr+2.3%11.6% conv. - **pottasium**2K/yr+13.0%9.1% conv. - **potassium capsules**3K/yr-34.9%9.5% conv. - **nutrition geeks potassium**2K/yr+0.3%8.3% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/potassium-supplements/search-terms)
## **Top potassium supplements 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%£33K20%£66K30%£100K40%£133K101001K10K 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**Potassium Supplements 1500mg High Strength - 180 Vegan Potassium Mineral Electrolytes Supplement - Contributes to Normal Muscle Function Nervous System - Non-GMO Made in UK by New Leaf**NEW LEAF PRODUCTS**£8.33**4.4★1,423 rev](https://www.amazon.co.uk/dp/B09HYXHRMP) [2**Potassium Supplement 1500mg with Vitamin C | Mineral Electrolytes | High Absorption Citrate Form | 120 Capsules (Not Tablets) - 100% Vegan | by Horbaach**Horbäach**£7.14**4.6★1,152 rev](https://www.amazon.co.uk/dp/B0CCW5Y18H) [3**Solgar Potassium Tablets - Essential Electrolyte - Supports Nerve and Muscle Function for Normal Blood Pressure - Vegan - 100 Count (Pack of 1)**Solgar**£7.24**4.5★2,149 rev](https://www.amazon.co.uk/dp/B000RZP88M) [4**Potassium Supplements with Vitamin C 1460mg - 3 Months Supply - 180 Tablets**WeightWorld**£13.60**4.4★5,152 rev](https://www.amazon.co.uk/dp/B0924PV4SK) [5**Potassium Supplement 200mg 120 Tablets | Contributes to Normal Blood Pressure Muscle Function and Nervous System Function | Electrolyte Regulation | Potassium Chloride | Vegan | UK Made MOBU**MOBU**£6.55**4.3★388 rev](https://www.amazon.co.uk/dp/B08LNZYMF1)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Potassium - Potassium Citrate 2880mg - 180 Tablets - PotassiumElement +1000mg - PotassiumCitrate 180 Tablets Nutralie**NUTRALIE**£13.73**712 rev2y ago](https://www.amazon.co.uk/dp/B0CMVBP21R) [**Potassium Supplement 1500mg with Vitamin C | Mineral Electrolytes | High Absorption Citrate Form | 120 Capsules (Not Tablets) - 100% Vegan | by Horbaach**Horbäach**£7.14**1,152 rev3y ago](https://www.amazon.co.uk/dp/B0CCW5Y18H) [**Swiss bioenergetics Potassium Citrate 1000mg Daily dose 120 Vegan Capsules - High Strength Electrolytes Support Superior & Absorption Great Keto and Fasting No Dairy or Gluten UK Made Pack of 120**swiss bioenergetics**£7.94**565 rev3y ago](https://www.amazon.co.uk/dp/B0BTZ643FH) [**Potassium Supplements 1500mg High Strength - 180 Vegan Potassium Mineral Electrolytes Supplement - Contributes to Normal Muscle Function Nervous System - Non-GMO Made in UK by New Leaf**NEW LEAF PRODUCTS**£8.33**1,423 rev4y ago](https://www.amazon.co.uk/dp/B09HYXHRMP) [**Potassium Supplements with Vitamin C 1460mg - 3 Months Supply - 180 Tablets**WeightWorld**£13.60**5,152 rev5y ago](https://www.amazon.co.uk/dp/B0924PV4SK)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Potassium Citrate 1500mg & Vitamin C 80mg 180 Veg Capsules High Strength Formula Providing 500mg Pottasium 100% NRV Vitamin C - By Alpha01**ALPHA01**£8.21**4.5★**▲ 25%**](https://www.amazon.co.uk/dp/B0DHYH96S4) [**Potassium Supplement 1500mg with Vitamin C | Mineral Electrolytes | High Absorption Citrate Form | 120 Capsules (Not Tablets) - 100% Vegan | by Horbaach**Horbäach**£7.14**4.6★**▲ 21%**](https://www.amazon.co.uk/dp/B0CCW5Y18H) [**Solgar Potassium Tablets - Essential Electrolyte - Supports Nerve and Muscle Function for Normal Blood Pressure - Vegan - 100 Count (Pack of 1)**Solgar**£7.24**4.5★**▲ 16%**](https://www.amazon.co.uk/dp/B000RZP88M) [**Potassium Supplements 1500mg High Strength - 180 Vegan Potassium Mineral Electrolytes Supplement - Contributes to Normal Muscle Function Nervous System - Non-GMO Made in UK by New Leaf**NEW LEAF PRODUCTS**£8.33**4.4★**▲ 15%**](https://www.amazon.co.uk/dp/B09HYXHRMP) [**Potassium Supplement 200mg 120 Tablets | Contributes to Normal Blood Pressure Muscle Function and Nervous System Function | Electrolyte Regulation | Potassium Chloride | Vegan | UK Made MOBU**MOBU**£6.55**4.3★**— 2%**](https://www.amazon.co.uk/dp/B08LNZYMF1)
**~~View all trending →~~**
## **What buyers say about potassium supplements**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**20%
*“Reliable brand”*
**Advertised Vs Actual Product**11%
*“As advertised”*
**Vitamin**10%
*“Decent supplement”*
**Calcium**10%
*“Are you getting enough Potassium”*
**Value For Money**9%
*“Good value”*
**Ease Of Chewing/Swallowing**5%
*“they are easily swallowed”*
**Muscle Pain Relief**3%
*“have positively dealt with the muscle cramps I experienced early in the morning on waking”*
**Nutritional Content**3%
*“Started taking these to fill a gap in my diet”*
**Efficiency**3%
*“Effective”*
**Blood Pressure**3%
*“They are great for lowering blood pressure”*
### **What buyers complain about **
**Ease Of Chewing/Swallowing**19%
*“Had to chew mine”*
**Size-Overall**12%
*“The tablets are quite large”*
**Dosage**11%
*“It's only 200mg per tablet which is not enough”*
**Acid Regulator/Stomach Ache Relief**7%
*“Extreme stomach pain”*
**Side Effects**4%
*“I did not research the possible side effects”*
**Quality-Overall**3%
*“They are either really cheaply made or there's a manufacturing problem”*
**Calcium**3%
*“Its hard to meet daily minimum potassium intake”*
**Muscle Pain Relief**2%
*“And when I finally got them down they didn't seem to stop my leg cramps”*
**Heart Health**2%
*“Gave me heartburn”*
**Strength**2%
*“Maybe too strong for me”*
## **Common questions**
- **Is potassium supplements profitable to sell on Amazon United Kingdom?**
- The niche generates £332K/yr across 9 tracked products. 90-day search growth is -3.5%. Flapen's verdict: Skip it (45/100).
- **How competitive is the potassium supplements niche?**
- 9 brands and 17 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 86% of demand.
- **What do buyers complain about in potassium supplements?**
- Top complaints mined from reviews: Ease Of Chewing/Swallowing, Size-Overall, Dosage. The return rate is 0.1%.
- **When does demand for potassium supplements peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the potassium supplements niche?**
- Listings span £5.97–£13.73; the average listing price is £8.75 (sweet spot $15–$100). The average incumbent carries 1,607 reviews — the moat a new listing must climb.
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