---
title: "Cambridge Diet Products — £41K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/grocery/cambridge-diet-products"
last_updated: "2026-07-31T13:25:40.996Z"
locale: en
meta:
description: "Niche score 47/100 · £41K/yr market · 94K searches/yr · £22.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · £41K/yr market · 94K searches/yr · £22.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Cambridge Diet Products — £41K/yr Amazon UK Niche (2026) - Flapen"
---
# **cambridge diet products**
**Skip it**
Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Market size 10Growth 16Conversion 24Competition 69Returns 100Price range 76Avg price 94Brand share 6Review moat 75Quality gap 76
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****£22.75**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Price range**
**Great****£4.79–£47.17**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****494.19**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****43%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Bad****1.9%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-17.4%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****£41K**
£41K/yr · 94K searches
**Brand share**
**Bad****98%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, cambridge diet products is a £41K/yr Amazon United Kingdom market (94K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Mar. Verdict: Skip it — 47/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **cambridge diet products market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **£57K–£68K**
- units × avg price
- **Conversion rate**
- **1.9%**
- **Avg BSR**
- **#182**
- **Page quality**
- **0%**
- **Prime**
- **50%**
- **Sponsored**
- **69%**
- **Out of stock**
- **20.9%**
- **Avg brand age**
- **48 months**
- **Avg seller age**
- **158 days**
## **Competition & brand share**
The top 5 products take 43% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▼falling
**Sellers**
**42**
**Top-5 brand share**
**98%**
Top 20: 100%
**Top-5 click share**
**43%**
Top 20: 83%
**Open market**
**1%**
- SlimFast41% - Shake That Weight35% - LighterLife Fast15% - NUPO3% - Habitual3% - NUTRIPHARMA Quick Slim1% - Open — no brand owns it (1 brand, 1%)
## **Demand & seasonality**
Weekly Amazon search volume, last 68 weeks — -17.4% search growth over the last 90 days.
2K2KSpike '25Prime Day '25Spike '26 seasonAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Mar · busiest ÷ quietest = 2.4×
[**Open Trend **](https://flapen.com/research/uk/grocery/cambridge-diet-products/trend)
## **Top cambridge diet products search terms**
- **shake that weight**18K/yr-4.9%2.1% conv. - **cambridge diet products**17K/yr-4.4%0.5% conv. - **slimfast starter kit**8K/yr-4.9%1.7% conv. - **1 1 diet by cambridge products**8K/yr-22.9%0.2% conv. - **lighterlife diet products**6K/yr-3.2%1.8% conv. - **weight loss food**6K/yr-12.5%0.6% conv. - **slimfast 7 day starter kit**7K/yr-49.9%2.9% conv. - **lighterlife**7K/yr-25.0%1.9% conv. - **shake that weight diet shakes**4K/yr-4.9%3.3% conv. - **slim fast 7 day starter kit**4K/yr-65.1%2.0% conv. [**All search terms **](https://flapen.com/research/uk/grocery/cambridge-diet-products/search-terms)
## **Top cambridge diet products 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%£4K20%£8K30%£12K40%£16K1101001K10K 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**SlimFast 7 Day Kick Start Pack**SlimFast**£34.70**4.3★4,171 rev](https://www.amazon.co.uk/dp/B076BT4K4V) [2**Shake That Weight Variety Shakes - 21 Meals Chocolate Vanilla Banana Strawberry Gluten-Free Meal Replacement Shakes High Protein Low Calorie Vegetarian**Shake That Weight**£37.22**4.3★393 rev](https://www.amazon.co.uk/dp/B07S37J84X) [3**SlimFast 7 Day Kit Berry Edition Starter Pack**SlimFast**£30.17**4.3★537 rev](https://www.amazon.co.uk/dp/B07VGSFNTP) [4**LighterLife Salted Caramel Bar Weight Loss Meal Replacement Bar High in Protein with 25% of RDA Vitamins and Minerals 60g Box of 12**LighterLife Fast**£39.93**4.4★159 rev](https://www.amazon.co.uk/dp/B083WJNR79) [5**Shake That Weight 10x Diet Shakes - Banana - Meal Replacement Plan for Weight Loss - Very Low Calorie Diet - VLCD - High Protein High Fibre Gluten Free Vegetarian**Shake That Weight**£20.01**4.3★93 rev](https://www.amazon.co.uk/dp/B0843CHZ96)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**LighterLife Meal Replacement Bar Mutipack | Complete Nutrition Bar for Weight Loss & Weight Management High Protein High Fibre Up to 33% of RDA Vitamins & Minerals (12 x 60g Mixed Variety Pack)**LighterLife Fast**£39.83**13 rev1y ago](https://www.amazon.co.uk/dp/B0F8JXWSTB) [**SlimFast Snack Bar Chocolate Fudge Flavour 4 x 60g Bars**SlimFast**£4.79**110 rev1y ago](https://www.amazon.co.uk/dp/B0DY8HYYSZ) [**Shake That Weight - Variety Noodle Box - 10 Meals High Protein Low Calorie Meal Replacement for Weight Loss Vegetarian Quick & Easy Includes Beef Chilli Chicken Veg & Chicken Curry Noodles**Shake That Weight**£19.48**18 rev1y ago](https://www.amazon.co.uk/dp/B0DWT5Z3YJ) [**Shake That Weight - Spaghetti Bolognese - 10 Meals High Protein Low Calorie Meal Replacement for Weight Loss Vegetarian Quick & Easy**Shake That Weight**£19.42**6 rev1y ago](https://www.amazon.co.uk/dp/B0DWNG5LBJ) [**HABITUAL Meal Replacement Shake Soup & Porridge Taster Box Pack of 10**Habitual**£18.36**32 rev1y ago](https://www.amazon.co.uk/dp/B0DHHBPQ1V)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**SlimFast Variety Shakes Sachet Assorted Box 10 Count (Pack of 3)**SlimFast**£28.49**4.5★**▲ 154%**](https://www.amazon.co.uk/dp/B07VXQ27BX) [**LighterLife Sticky Toffee Pudding High in Protein Meal Replacement Pudding 8 Servings per Pack**LighterLife Fast**£8.29**3.6★**▲ 148%**](https://www.amazon.co.uk/dp/B08QNGY5RL) [**Shake That Weight - Beefie Bundle: Beef Chilli with Beans Beef in Red Wine with Lentils Beef Stew with Sweet Potato - High Protein Diet Ready Meals Ready to Eat (MRE) Suitable for Camping**Shake That Weight**£15.24**4.0★**▲ 143%**](https://www.amazon.co.uk/dp/B09PGF17JC) [**Shake That Weight 10x Diet Shakes - Banana - Meal Replacement Plan for Weight Loss - Very Low Calorie Diet - VLCD - High Protein High Fibre Gluten Free Vegetarian**Shake That Weight**£20.01**4.3★**▲ 117%**](https://www.amazon.co.uk/dp/B0843CHZ96) [**Shake That Weight Crispy Caramel Meal Bars - 10 Meals 15g Protein Gluten-Free Low Sugar Meal Replacement Bars for Weight Loss High Fibre Vegetarian**Shake That Weight**£23.99**4.3★**▲ 68%**](https://www.amazon.co.uk/dp/B0843NC2B3)
**~~View all trending →~~**
## **What buyers say about cambridge diet products**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**38%
*“Tastes gorgeous”*
**Flavor**15%
*“Lovely flavour, easy to make”*
**Quality-Overall**10%
*“These meal replacement noodles are high quality”*
**Value For Money**9%
*“Good value for money”*
**Nutritional Content**4%
*“Theres a lot of protein in these drinks which is great”*
**Ease Of Use**3%
*“Convenient”*
**Weight Loss**3%
*“Good value I've found it's helping my weight loss”*
**Advertised Vs Actual Product**2%
*“Exact to description”*
**Texture/Consistency-Overall**2%
*“good consistency”*
**Sweetness**2%
*“like a not too sweet caramel bar”*
### **What buyers complain about **
**Taste-Overall**33%
*“Horrible artificial taste”*
**Sweetness**14%
*“too sweet”*
**Value For Money**13%
*“Too expensive”*
**Advertised Vs Actual Product**3%
*“The description was a little misleading”*
**Flavor**3%
*“I wasnt keen on this flavour”*
**Quality-Overall**2%
*“Hard to describe other than nasty”*
**Functionality-Overall**2%
*“Didn't work”*
**Chunk/Clump/Collection**2%
*“Food supliments shakes”*
**Adhesion/Stickiness**2%
*“sticking to them seems a bit difficult”*
**Size-Overall**1%
*“They are simply too small”*
### **Top return reasons **
**Texture/Consistency-Overall**19%
**Flavor**19%
**Salt Content**13%
**Regulates Digestion**13%
**Functionality-Overall**13%
**Leak-Proof**13%
**Taste-Overall**6%
**Smell**6%
## **Common questions**
- **Is cambridge diet products profitable to sell on Amazon United Kingdom?**
- The niche generates £41K/yr across 32 tracked products. 90-day search growth is -17.4%. Flapen's verdict: Skip it (47/100).
- **How competitive is the cambridge diet products niche?**
- 7 brands and 42 sellers compete. The top 5 products take 43% of clicks and top 5 brands hold 98% of demand.
- **What do buyers complain about in cambridge diet products?**
- Top complaints mined from reviews: Taste-Overall, Sweetness, Value For Money. The return rate is 0.0%.
- **When does demand for cambridge diet products peak?**
- Demand peaks in Mar; the busiest month runs 2.4× the quietest.
- **What does it cost to enter the cambridge diet products niche?**
- Listings span £4.79–£47.17; the average listing price is £22.75 (sweet spot $15–$100). The average incumbent carries 494 reviews — the moat a new listing must climb.
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