---
title: "Overnight Oats Jar — £797K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/overnight-oats-jar"
last_updated: "2026-08-01T00:08:35.318Z"
locale: en
meta:
description: "Niche score 60/100 · £797K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 60/100 · £797K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Overnight Oats Jar — £797K/yr Amazon UK Niche (2026) - Flapen"
---
# **overnight oats jar**
**Worth a look**
Shows low returns (0.8%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 73Growth 15Conversion 68Competition 78Returns 96Price range 0Avg price 30Brand share 84Review moat 74Quality gap 52
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****51%**
top-5 brand share — no brand owns this niche
**Competition**
**Great****37%**
top-5 click share — an open shelf
**Review moat**
**Good****521.81**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Good****£797K**
£797K/yr · 1.3M searches
**Conversion**
**Good****6.2%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****£9.58**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-19.4%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****£2.27–£15.03**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=uk&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United Kingdom niche tracking, overnight oats jar is a £797K/yr Amazon United Kingdom market (1.3M searches/yr). The top 5 brands hold 51% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 60/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **overnight oats jar market data**
- **Units sold / yr**
- **60K–80K**
- avg 1,000–1,250/product
- **Revenue / yr**
- **£575K–£766K**
- units × avg price
- **Conversion rate**
- **6.2%**
- **Avg BSR**
- **#98**
- **Page quality**
- **0%**
- **Prime**
- **95%**
- **Sponsored**
- **88%**
- **Out of stock**
- **6.9%**
- **Avg brand age**
- **29 months**
- **Avg seller age**
- **174 days**
## **Competition & brand share**
Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.
**Brands**
**29 **▼falling
**Sellers**
**87**
**Top-5 brand share**
**51%**
Top 20: 90%
**Top-5 click share**
**37%**
Top 20: 73%
**Open market**
**45%**
- OATOLOGY18% - MHDCLY14% - MR.KIANGCI9% - ComSaf6% - MEETOZ4% - UAVAUI4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -19.4% search growth over the last 90 days.
50K30KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb · busiest ÷ quietest = 3.8×
[**Open Trend **](https://flapen.com/research/uk/home-garden/overnight-oats-jar/trend)
## **Top overnight oats jar search terms**
- **overnight oats jar**717K/yr-11.5%4.8% conv. - **overnight oats container**159K/yr-50.7%3.6% conv. - **yogurt pot**86K/yr-23.3%1.6% conv. - **breakfast pots**79K/yr-15.6%2.4% conv. - **overnight oat jars**27K/yr+6.0%3.7% conv. - **overnight oats glass jars**17K/yr+29.4%4.1% conv. - **overnight oats jars**25K/yr-2.6%4.8% conv. - **glass jars for overnight oats**13K/yr+33.7%4.6% conv. - **over night oats containers with lids**29K/yr-30.0%2.9% conv. - **jars for overnight oats**26K/yr-33.2%5.6% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/overnight-oats-jar/search-terms)
## **Top overnight oats jar 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%4%£32K8%£64K12%£96K16%£127K101001K10K 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**Overnight Oats Jar Glass Containers With Lids Mason jars with lids 500ml Glass Jars With Lids-Set Of 4 Overnight Oats Containers For Yogurt Pot Cereals Milk Fruit Condiment Dressing Sauce Snacks Juice**MHDCLY**£9.14**4.4★168 rev](https://www.amazon.co.uk/dp/B0FJLWXFRG) [2**MR.KIANGCI 6 Pack Overnight Oats Jar 500ml Glass Jars with Lids and Spoon Reusable Wide Mouth Mason Jars Overnight Oats Containers for Yogurt Snacks Fruit Salad Dressing Snacks Leak Proof**MR.KIANGCI**£13.25**4.7★261 rev](https://www.amazon.co.uk/dp/B0GF7CSSKZ) [3**OATOLOGY Glass Overnight Oats Jar Container | Unique Leakproof Stainless Steel Lids Spoon Thick Glass | Breakfast Pots Mason Jars for Chia Pudding Granola Yoghurt Porridge Cereal On-the-Go | 1 pack**OATOLOGY**£6.62**3.5★111 rev](https://www.amazon.co.uk/dp/B0FS3J4ZKV) [4**OATOLOGY Overnight Oats Jar with Lid - Parent (2 OATOLOGY Blue)**OATOLOGY**£13.11**4.1★230 rev](https://www.amazon.co.uk/dp/B0FS414MJ5) [5**OATOLOGY Glass Overnight Oats Jar Container | Unique Leakproof Stainless Steel Lids Spoon Thick Glass | Breakfast Pots Mason Jars for Chia Pudding Granola Yoghurt Porridge Cereal On-the-Go | 2 pack**OATOLOGY**£13.40**4.4★516 rev](https://www.amazon.co.uk/dp/B0GZHDBNGX)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**OATOLOGY Glass Overnight Oats Jar Container | Unique Leakproof Stainless Steel Lids Spoon Thick Glass | Breakfast Pots Mason Jars for Chia Pudding Granola Yoghurt Porridge Cereal On-the-Go | 2 pack**OATOLOGY**£13.40**516 rev2mo ago](https://www.amazon.co.uk/dp/B0GZHDBNGX) [**ComSaf Overnight Oats Jar 500ml 4 Pack Glass Jars with Lids Leakproof Overnight Oats Container Portable Yoghurt Pot for Make-Ahead Breakfast Yogurt Fruit Milk Cereal Salad Mason Jars for Meal Prep**ComSaf**£11.52**103 rev5mo ago](https://www.amazon.co.uk/dp/B0GPWRZD5Q) [**OATOLOGY Glass Overnight Oats Jar Container | Unique Leakproof Stainless Steel Lids Spoon Thick Glass | Breakfast Pots Mason Jars for Chia Pudding Granola Yoghurt Porridge Cereal On-the-Go | 1 pack**OATOLOGY**£6.62**111 rev6mo ago](https://www.amazon.co.uk/dp/B0FS3J4ZKV) [**M.J COMFY-LIFE Overnight Oats Containers with Lids (4 Pack) 16 oz BPA-Free Plastic Jars Airtight Locking Seal Portable Cereal & Milk Storage Microwave & Dishwasher Safe Oatmeal To-Go Jars**M.J COMFY-LIFE**£6.14**26 rev6mo ago](https://www.amazon.co.uk/dp/B0GFDG6GYB) [**MR.KIANGCI 6 Pack Overnight Oats Jar 500ml Glass Jars with Lids and Spoon Reusable Wide Mouth Mason Jars Overnight Oats Containers for Yogurt Snacks Fruit Salad Dressing Snacks Leak Proof**MR.KIANGCI**£13.25**261 rev6mo ago](https://www.amazon.co.uk/dp/B0GF7CSSKZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ComSaf Overnight Oats Jar 500ml 4 Pack Glass Jars with Lids Leakproof Overnight Oats Container Portable Yoghurt Pot for Make-Ahead Breakfast Yogurt Fruit Milk Cereal Salad Mason Jars for Meal Prep**ComSaf**£11.52**4.8★**▲ 219%**](https://www.amazon.co.uk/dp/B0GPWRZD5Q) [**OATOLOGY Glass Overnight Oats Jar Container | Unique Leakproof Stainless Steel Lids Spoon Thick Glass | Breakfast Pots Mason Jars for Chia Pudding Granola Yoghurt Porridge Cereal On-the-Go | 2 pack**OATOLOGY**£13.40**4.4★**▲ 218%**](https://www.amazon.co.uk/dp/B0GZHDBNGX) [**OATOLOGY Glass Overnight Oats Jar Container | Unique Leakproof Stainless Steel Lids Spoon Thick Glass | Breakfast Pots Mason Jars for Chia Pudding Granola Yoghurt Porridge Cereal On-the-Go | 1 pack**OATOLOGY**£6.62**3.5★**▲ 205%**](https://www.amazon.co.uk/dp/B0FS3J4ZKV) [**MR.KIANGCI 6 Pack Overnight Oats Jar 500ml Glass Jars with Lids and Spoon Reusable Wide Mouth Mason Jars Overnight Oats Containers for Yogurt Snacks Fruit Salad Dressing Snacks Leak Proof**MR.KIANGCI**£13.25**4.7★**▲ 140%**](https://www.amazon.co.uk/dp/B0GF7CSSKZ) [**M.J COMFY-LIFE Overnight Oats Containers with Lids (4 Pack) 16 oz BPA-Free Plastic Jars Airtight Locking Seal Portable Cereal & Milk Storage Microwave & Dishwasher Safe Oatmeal To-Go Jars**M.J COMFY-LIFE**£6.14**4.6★**▲ 119%**](https://www.amazon.co.uk/dp/B0GFDG6GYB)
**~~View all trending →~~**
## **What buyers say about overnight oats jar**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**21%
*“Decent quality”*
**Size-Overall**17%
*“the lids fit very nicely”*
**Leak-Proof**11%
*“It is leak proof”*
**Value For Money**7%
*“Good price”*
**Ease Of Cleaning**6%
*“Easy to clean”*
**Ease Of Use**5%
*“so convenient for being on the go”*
**Advertised Vs Actual Product**5%
*“Better than expected”*
**Storage Capacity**4%
*“Great to store in the fridge”*
**Strength**4%
*“The glass feels reasonably sturdy”*
**Durability**3%
*“Good for about a month”*
### **What buyers complain about **
**Rusts/Corrodes**20%
*“Rusty lid”*
**Leak-Proof**9%
*“Not leakproof”*
**Size-Overall**9%
*“Lids dont fit”*
**Quality-Overall**9%
*“Not great quality glass”*
**Durability**7%
*“Break easily”*
**Value For Money**4%
*“with a normal price of around £14 they are a little overpriced”*
**Ease Of Use**3%
*“very difficult to open when wet or moist”*
**Advertised Vs Actual Product**2%
*“Inaccurate capacity advertised”*
**Thickness**1%
*“The glass feels much thicker than expected”*
**Color**1%
*“Not the colour advertised”*
### **Top return reasons **
**Size-Overall**59%
**Defective Material/Parts**7%
**Leak-Proof**5%
**Quality-Overall**3%
**Rusts/Corrodes**3%
**Advertised Vs Actual Product**3%
**Weight Heavy**2%
**Color**2%
**Material Quality**2%
**Functionality-Overall**2%
## **Common questions**
- **Is overnight oats jar profitable to sell on Amazon United Kingdom?**
- The niche generates £797K/yr across 42 tracked products. 8 of 16 products launched in the last 360 days are still selling. 90-day search growth is -19.4%. Flapen's verdict: Worth a look (60/100).
- **How competitive is the overnight oats jar niche?**
- 29 brands and 87 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 51% of demand.
- **What do buyers complain about in overnight oats jar?**
- Top complaints mined from reviews: Rusts/Corrodes, Leak-Proof, Size-Overall. The return rate is 0.8%.
- **When does demand for overnight oats jar peak?**
- Demand peaks in Jan–Feb; the busiest month runs 3.8× the quietest.
- **What does it cost to enter the overnight oats jar niche?**
- Listings span £2.27–£15.03; the average listing price is £9.58 (sweet spot $15–$100). The average incumbent carries 522 reviews — the moat a new listing must climb.
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