---
title: "Metal Protein Shaker — £162K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/metal-protein-shaker"
last_updated: "2026-07-31T17:37:34.577Z"
locale: en
meta:
description: "Niche score 51/100 · £162K/yr market · 252K searches/yr · £11.95 avg price. Soft demand (-7.6% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · £162K/yr market · 252K searches/yr · £11.95 avg price. Soft demand (-7.6% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Metal Protein Shaker — £162K/yr Amazon UK Niche (2026) - Flapen"
---
# **metal protein shaker**
**Worth a look**
Shows low returns (0.5%), but soft demand (-7.6% this quarter) keeps it on the watch list.
Market size 34Growth 21Conversion 62Competition 43Returns 97Price range 31Avg price 50Brand share 56Review moat 62Quality gap 75
**Returns**
**Incredible****0.5%**
return rate — above 5% kills the launch gate
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Good****5.4%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****1,011.43**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****71%**
top-5 brand share — brands hold most of the demand
**Avg price**
**Good****£11.95**
avg listing price — sweet spot $15–$100
**Competition**
**Okay****59%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****£162K**
£162K/yr · 252K searches
**Price range**
**Okay****£3.22–£20.33**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Bad****-7.6%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, metal protein shaker is a £162K/yr Amazon United Kingdom market (252K searches/yr). The top 5 brands hold 71% of demand. Verdict: Worth a look — 51/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **metal protein shaker market data**
- **Units sold / yr**
- **13K–15K**
- avg 500–750/product
- **Revenue / yr**
- **£149K–£179K**
- units × avg price
- **Conversion rate**
- **5.4%**
- **Avg BSR**
- **#101**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **91%**
- **Out of stock**
- **12.3%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **181 days**
## **Competition & brand share**
The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**16 **▼falling
**Sellers**
**49**
**Top-5 brand share**
**71%**
Top 20: 100%
**Top-5 click share**
**59%**
Top 20: 97%
**Open market**
**22%**
- Freak Athletics24% - Applied Nutrition21% - Promixx11% - Optimum Nutrition8% - BULK POWDERS7% - ACWOO7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -7.6% search growth over the last 90 days.
5K3KHoliday '24Prime Day '25Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/metal-protein-shaker/trend)
## **Top metal protein shaker search terms**
- **metal protein shaker**53K/yr-13.2%5.9% conv. - **stainless steel protein shaker**31K/yr-10.1%4.1% conv. - **metal shaker bottle**19K/yr+0.2%3.8% conv. - **protein shaker metal**21K/yr-27.3%5.5% conv. - **stainless steel shaker bottle**13K/yr+3.9%3.3% conv. - **protein shaker stainless steel**14K/yr-12.7%4.2% conv. - **metal shaker**18K/yr-20.2%4.4% conv. - **shaker stainless steel protein**7K/yr+7.9%5.7% conv. - **stainless steel shaker**12K/yr-11.7%3.4% conv. - **steel protein shaker**9K/yr+16.2%3.2% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/metal-protein-shaker/search-terms)
## **Top metal protein shaker 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%£8K10%£16K15%£24K20%£32K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 23 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Applied Nutrition Metal Protein Shaker - Sports Supplements Stainless Steel Shaker Metal Shaker Bottle Durable & Lightweight (750ml)**Applied Nutrition**£5.96**4.3★233 rev](https://www.amazon.co.uk/dp/B0B9NGDLQ8) [2**Freak Athletics Protein Shaker Bottle | 700ml BPA Free Stainless Steel Protein Shaker With Wire Mixing Ball | Leak Proof Design Flip-Top Lid | Insulated Lightweight with Easy Grip Supplement Mixer**Freak Athletics**£11.24**4.4★3,128 rev](https://www.amazon.co.uk/dp/B0DV4NNRZW) [3**Optimum Nutrition Reforce Steel Smartshake Durable Food-Grade Stainless Steel Protein Shaker Bottle BPA Free Bottle with Leak-Proof Flip-to-Cap Easy to Carry Smart Shaker for Protein Shakes 900 ml**Optimum Nutrition**£11.01**4.3★272 rev](https://www.amazon.co.uk/dp/B0D7J3362W) [4**Bulk x Promixx Stainless Steel Shaker Bottle Black 700ml**BULK POWDERS**£12.08**4.5★339 rev](https://www.amazon.co.uk/dp/B0FSS7VRRX) [5**ACWOO Protein Shaker Bottle with Stainless Steel Mixing Ball 900ml Stainless Steel Protein Shaker Cup Gym Shaker Bottle Protein & Supplement Shaker Bottle Leak Proof Metal Sports Water Bottle**ACWOO**£7.75**4.3★466 rev](https://www.amazon.co.uk/dp/B0DG2Q1DZX)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Stainless Steel Protein Shaker Bottle 750ml - Leak Proof Gym Shaker with Mixball Metal Supplement Mixer Dual Scale Markings Wide Mouth Fitness Water Bottle for Workout Outdoor Sports & Gifts**AspireBloom**£9.99**0 rev4mo ago](https://www.amazon.co.uk/dp/B0GSQCKZWN) [**Autsel Protein Shaker - 750ml Stainless Steel Shaker Bottle for Fast Clump-Free Mixing | Insulated Metal Protein Shaker Cup with MixBall and Handle Leak-Proof & BPA Free Black**Autsel**£11.85**28 rev4mo ago](https://www.amazon.co.uk/dp/B0GQHDZ9F6) [**Promixx Pursuit Stainless Steel Shaker Bottle - 760ml Lightweight Metal Protein Mixer with Snap-Fit Agitator for Smooth Shakes - Leak-Proof Odor-Resistant Gym Shaker Cup for Fitness - Midnight Blue**Promixx**£14.48**259 rev6mo ago](https://www.amazon.co.uk/dp/B0GGTN916N) [**Autsel Protein Shaker - 750ml Stainless Steel Shaker Bottle for Fast**Autsel**£12.08**28 rev8mo ago](https://www.amazon.co.uk/dp/B0G14CBT2V) [**Bulk x Promixx Stainless Steel Shaker Bottle Black 700ml**BULK POWDERS**£12.08**339 rev10mo ago](https://www.amazon.co.uk/dp/B0FSS7VRRX)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Promixx Pursuit Stainless Steel Shaker Bottle - 760ml Lightweight Metal Protein Mixer with Snap-Fit Agitator for Smooth Shakes - Leak-Proof Odor-Resistant Gym Shaker Cup for Fitness - Midnight Blue**Promixx**£14.48**4.2★**▲ 240%**](https://www.amazon.co.uk/dp/B0GGTN916N) [**Autsel Protein Shaker - 750ml Stainless Steel Shaker Bottle for Fast Clump-Free Mixing | Insulated Metal Protein Shaker Cup with MixBall and Handle Leak-Proof & BPA Free Black**Autsel**£11.85**4.2★**▲ 239%**](https://www.amazon.co.uk/dp/B0GQHDZ9F6) [**Stainless Steel Protein Shaker Bottle 750ml - Leak Proof Gym Shaker with Mixball Metal Supplement Mixer Dual Scale Markings Wide Mouth Fitness Water Bottle for Workout Outdoor Sports & Gifts**AspireBloom**£9.99**0.0★**▲ 232%**](https://www.amazon.co.uk/dp/B0GSQCKZWN) [**Promixx Pursuit Shaker Bottle New Edition - Insulated Stainless Steel Water Bottle and Blender Cup 550 ml Graphite Grey**PROMIXX**£16.63**4.3★**▲ 195%**](https://www.amazon.co.uk/dp/B0DJTXND3V) [**Freak Athletics Protein Shaker Bottle | 700ml Stainless Steel Protein Shaker With Wire Mixing Ball | 2 Storage Compartments | BPA Free Insulated Lightweight with Flip-Top Lid Supplement Mixer**Freak Athletics**£10.95**4.4★**▲ 45%**](https://www.amazon.co.uk/dp/B0F6LDX4HS)
**~~View all trending →~~**
## **What buyers say about metal protein shaker**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“A good quality shaker bottle that both looks and performs great”*
**Leak-Proof**11%
*“Doesnt leak”*
**Ease Of Cleaning**8%
*“this is easily removed for cleaning which I like”*
**Value For Money**7%
*“worth every penny”*
**Ease Of Use**4%
*“Easy to use”*
**Temperature Retention**4%
*“Keeps the drink nice and cold too”*
**Strength**4%
*“Its sturdy and easy to clean”*
**Advertised Vs Actual Product**4%
*“Better than expected”*
**Durability**3%
*“Durable and clean,”*
**Size-Overall**3%
*“The size is perfect”*
### **What buyers complain about **
**Durability**19%
*“Breaks easily”*
**Leak-Proof**14%
*“Leaks”*
**Quality-Overall**12%
*“Poor Quality”*
**Smell**4%
*“My plastic bottles got smelly”*
**Material Quality**4%
*“Plastic not so fantastic”*
**Design-Overall**3%
*“I presume its a design fault that hasnt been fixed”*
**Rusts/Corrodes**2%
*“they all started to rust after a few months”*
**Functionality-Overall**2%
*“Literally does not work”*
**Value For Money**2%
*“it is slightly more expensive”*
**Size-Overall**2%
*“The half-litre bottles always feel a bit too small”*
### **Top return reasons **
**Leak-Proof**22%
**Size-Overall**19%
**Durability**6%
**Defective Material/Parts**6%
**Quality-Overall**5%
**Color**4%
**Rusts/Corrodes**4%
**Functionality-Overall**4%
**Ease Of Use**3%
**Smell**3%
## **Common questions**
- **Is metal protein shaker profitable to sell on Amazon United Kingdom?**
- The niche generates £162K/yr across 23 tracked products. 0 of 7 products launched in the last 360 days are still selling. 90-day search growth is -7.6%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the metal protein shaker niche?**
- 16 brands and 49 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 71% of demand.
- **What do buyers complain about in metal protein shaker?**
- Top complaints mined from reviews: Durability, Leak-Proof, Quality-Overall. The return rate is 0.5%.
- **When does demand for metal protein shaker peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the metal protein shaker niche?**
- Listings span £3.22–£20.33; the average listing price is £11.95 (sweet spot $15–$100). The average incumbent carries 1,011 reviews — the moat a new listing must climb.
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