Guardium
a concentrated shelf (top 5 take 89% of clicks) — Guardium doesn't clear our bar today.
Flapen Score
Is Guardium profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Guardium is a £740K/yr Amazon United Kingdom market (267K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Jan–Feb–Mar. Verdict: Skip it — 40/100.
Guardium: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Not really. Search demand moved -29.9% over the last 90 days and 31.2% of searches end in a purchase.
£740K
revenue / yr
Who owns the niche?
The top 5 brands hold 95% of demand, so 5% of the market is open.
5%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.7★ — the gap to enter on.
0/100
page quality · 9 products
Top Guardium products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Nexium Control Heartburn & Indigestion Tablets for Acid Reflux Relief Gastro-Resistant Esomeprazole Tablets 20mg 14 Count
- Price
- £7.67
- Rating
- 4.7/5
- Reviews
- 11,688
- Age
- 11y ago

Nexium Control Heartburn & Indigestion Capsules for Acid Reflux Relief Gastro-Resistant Esomeprazole capsules 20mg 14 Count
- Price
- £8.54
- Rating
- 4.6/5
- Reviews
- 5,513
- Age
- 8y ago

Nexium Control Heartburn & Indigestion Tablets for Acid Reflux Relief Gastro-Resistant Esomeprazole Tablets 20mg 7 Count
- Price
- £4.83
- Rating
- 4.7/5
- Reviews
- 3,228
- Age
- 11y ago

Guardium Esomeprazole Acid Reflux Tablets 14 Pack - Indigestion & Heartburn Relief 24-Hour GERD/GORD Protection Antacids for Digestion & Nausea
- Price
- £7.60
- Rating
- 4.6/5
- Reviews
- 6,389
- Age
- 7y ago

Nexiumm Control Heartburn and Acid Reflux Relief Tablets 28 Count (14 x 2)
- Price
- £16.75
- Rating
- 5.0/5
- Reviews
- 23
- Age
- 2y ago
Trending
90-day click momentum
Nexiumm Control Heartburn and Acid Reflux Relief Tablets 28 Count (14 x 2)
- Price
- £16.75
- Rating
- 5.0/5
- Reviews
- 23
- Age
- 2y ago

Esomeprazole 20mg Heartburn & Acid Reflux Control 24-Hour Acid Reducer for Indigestion & Heartburn Fast-Acting Delayed-Release Capsules Reduces Stomach Acid 14 Count
- Price
- £7.46
- Rating
- 4.7/5
- Reviews
- 302
- Age
- 1y ago

Nexium Control Heartburn & Indigestion Capsules for Acid Reflux Relief Gastro-Resistant Esomeprazole capsules 20mg 14 Count
- Price
- £8.54
- Rating
- 4.6/5
- Reviews
- 5,513
- Age
- 8y ago

Nexium Control Heartburn & Indigestion Tablets for Acid Reflux Relief Gastro-Resistant Esomeprazole Tablets 20mg 7 Count
- Price
- £4.83
- Rating
- 4.7/5
- Reviews
- 3,228
- Age
- 11y ago

NEXIUMM Control Heartburn and Acid Reflux Tablets | 14 Capsules
- Price
- £11.29
- Rating
- 4.7/5
- Reviews
- 51
- Age
- 1y ago
Newest
by launch date
NEXIUMM Control Heartburn and Acid Reflux Tablets | 14 Capsules
- Price
- £11.29
- Rating
- 4.7/5
- Reviews
- 51
- Age
- 1y ago

Esomeprazole 20mg Heartburn & Acid Reflux Control 14 Capsules - 24 Hour Relief with Pill Box
- Price
- £7.44
- Rating
- 4.7/5
- Reviews
- 904
- Age
- 1y ago

Esomeprazole 20mg Heartburn & Acid Reflux Control 24-Hour Acid Reducer for Indigestion & Heartburn Fast-Acting Delayed-Release Capsules Reduces Stomach Acid 14 Count
- Price
- £7.46
- Rating
- 4.7/5
- Reviews
- 302
- Age
- 1y ago

Nexiumm Control Heartburn and Acid Reflux Relief Tablets 28 Count (14 x 2)
- Price
- £16.75
- Rating
- 5.0/5
- Reviews
- 23
- Age
- 2y ago

OSM Pilot Seven Sea Nex
- Price
- £8.36
- Rating
- 4.6/5
- Reviews
- 473
- Age
- 2y ago
Competition: brands, sellers & click share
The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.
Brands
7 rising
Sellers
92
Top-5 brand share
95%
Top 20: 100%
Top-5 click share
89%
Top 20: 100%
Open market
2%
- Nexium78%
- Gaviscon7%
- Generic4%
- ANCIENT CARE CREATING HEALTHIER LIVES4%
- BIOVITA3%
- Gegoup2%
- Open — no brand owns it (1 brand, 2%)
Guardium demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Jan, Feb, Mar · busiest ÷ quietest = 2.6×
Top Guardium search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- nexium131K/yr
- nexium control 40mg tablets 28 tablets40K/yr
- nexium control 20mg tablets 28 tablets24K/yr
- guardium18K/yr
- reflux8K/yr
- gastro resistant tablets7K/yr
- nexium control8K/yr
- guardium acid reflux tablets pack of 285K/yr
- nexum4K/yr
- cimetidine3K/yr
What reviews say buyers love and hate about Guardium
What buyers mention most, as a share of all reviews.
What buyers love
89% of reviews“Amazing value”
“Excellent product”
“Excellent for heart burn works quickly”
“Worked on my acid reflux very pleased”
“Just as effective as Nexium”
What buyers complain about
60% of reviews“Expensive though”
“I imagine there might be long term effects over prolonged use”
“Not obvious from description”
“item was left out in the rain every thing was soaked unable to use”
“I was struggling as my acid reflux was making me feel too sick to eat”
Common Guardium questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









