10 Best Antacids Tablets For Acid Reflux in The UK

Last updated on 02/08/2025

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Rennie Antacids, Spearmint Flavour Heartburn Relief and Indigestion Tablets, Fast and Effective Relief for Acid Reflux, 4 Packs of 96 Tablets

Why We Love It

Fast and effective relief.
Chewable for on-the-go.
Ideal for all ages.

Main Highlights

Fast and effective antacids for heartburn relief, indigestion and acid reflux, Neutralises Excess Stomach Acid
Chewable spearmint tablets for on-the-go relief
Rennie antacids convert excess stomach acid into water and other natural substances; take 1 to 2 tablets up to 3-4 times a day
With over 86 years of experience, it's no surprise that Rennie is the one of the UK's high selling heartburn relief and indigestion tablet brand
Suitable for use during pregnancy and breast-feeding*; suitable for vegans and for children aged 12 and over; can be taken day or night for fast relief of heartburn and indigestion

Glaxo Smithkline Consumer B001G7QOU6 Ultra Strength Assorted Berrie Antacid Chewable Tablet for Heartburn Relief, Pack of 160

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Why We Love It

Fast-acting heartburn relief.
Features calcium carbonate ingredient.
Delicious berry flavor.

Main Highlights

TUMS heartburn tablets goes to work in seconds! DELICIOUS TASTE!!! TUMS provides fast-acting relief from the pain of heartburn.
Tums Ultra Strength 1000 Antacid Assorted Berries Tablets provide calcium carbonate that relieves heartburn, sour stomach and acid indigestion.
The secret is its primary active ingredient – calcium carbonate, which is naturally mined from limestone – that quickly gets to work tackling the symptoms of heartburn.
It is the one Tums antacid to take for fast, maximum relief. Calcium carbonate quickly and effectively fights heartburn.
This delicious antacid travels directly to the source, dissolving swiftly and neutralizing stomach acid on contact.

Gaviscon Double Action Heartburn Relief, Mixed Berries, 4-Pack (96 Total) - Fast Soothing For Acid Reflux And Digestive Comfort

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Why We Love It

Fast and lasting relief.
Convenient for mobility.
Safe during pregnancy.

Main Highlights

GETS TO WORK INSTANTLY - Gaviscon Double Action's formulation gets to work in seconds to create a protective barrier that lasts up to 4 hours; In fact, 9 out 10 people would use Gaviscon Double Action again (based on a 2012 survey of 45 heartburn and indigestion sufferers compared to control
LASTS UP TO 2X LONGER THAN ANTACIDS - Unlike antacids, Gaviscon Double Action forms a raft, or layer, on the top of your stomach contents and to help keep stomach acid in your stomach, where it belongs
UNIQUE FORMULATION/COMBINATION FOR DUAL RELIEF OF HEARTBURN & INDIGESTION - Gaviscon Double Action neutralises excess stomach acid to help relieve discomfort; It also forms a protective barrier over the stomach contents to help soothe the burning sensation in your chest
CONVENIENT, ON THE GO FORMAT - Gaviscon Double Action is available in tablets which are suitable for on the go lifestyles
SUITABLE FOR USE IN PREGNANCY - Gaviscon products are suitable for use during pregnancy and whilst breastfeeding; Medicines can affect the unborn child, always speak to doctor or pharmacist before using medicine in pregnancy
40 YEARS OF GAVISCON - For over 40 years, Gaviscon has helped to provide people with fast, effective heartburn and indigestion relief

Nexium Control Heartburn & Indigestion Capsules for Acid Reflux Relief, Gastro-Resistant Esomeprazole capsules, 20mg, 14 Count

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Why We Love It

Prevents heartburn all day.
Reduces stomach acid effectively.
Ensures a good night's sleep.

Main Highlights

Nexium Control gastro-resistant capsules contain esomeprazole, Always read the label
Just one Nexium Control capsule a day helps to prevent heartburn from recurring, by reducing stomach acid at the source
Nexium Control Heartburn & Indigestion capsules is a medicine that provides relief all day and all night
Do more than treat the burning pain of heartburn with Nexium Control, tackle it at its source, Its target, zero heartburn to help you get a good night’s sleep
Nexium Control are proton pump inhibitor acid reflux capsules, They work by reducing the amount of acid produced by your stomach

TUMS Antacid Chewable Tablets, Extra Strength for Heartburn Relief, Assorted Fruit, 96 count

5% Off

Why We Love It

Quick heartburn relief guaranteed.
Great calcium supplement source.
Long-lasting relief achieved swiftly.

Main Highlights

Heartburn Relief
Excellent Source of Calcium
Fast Long Lasting Relief

Guardium Esomeprazole Acid Reflux Tablets, 14 Pack - Indigestion & Heartburn Relief, 24-Hour GERD/GORD Protection, Antacids for Digestion & Nausea

20% OffFree Shipping

Why We Love It

Long-lasting heartburn relief.
One tablet, daily protection.
Reduces stomach acid effectively.

Main Highlights

GUARDIUM PROVIDES CONVENIENT, LONG LASTING RELIEF* FROM FREQUENT HEARTBURN SYMPTOMS - Burning pain in your chest? For sufferers of frequent heartburn, Guardium gets to work in 1 hour* for 24 hours of zero heartburn; Frequent heartburn can be classified as suffering from these symptoms twice a week or more; *Full effects may take 2-3 days
ONE TABLET FOR 24H PROTECTION - This box of Guardium by the makers of Gaviscon contains 14 tablets; take one tablet a day for 24 hours protection from heartburn and acid reflux
BLOCKS THE ACID PUMPS IN YOUR STOMACH - Guardium by the makers of Gaviscon works by blocking the acid pumps in your stomach, making it less acidic, tackling the problem at its source therefore helping to reduce heartburn
GUARDIUM AND GAVISCON ADVANCE CAN BE USED TOGETHER - Guardium can be used for 24h protection and Gaviscon Advance can be used for fast relief of reflux symptom such as heartburn
GUARDIUM, BY THE MAKERS OF GAVISCON - Guardium is manufactured by the same company that makes Gaviscon

Rennie Peppermint Flavour Antacid, Heartburn and Indigestion Chewable Tablets, 1 Pack of 96 Tablets - Gets to Work in 60 Seconds for Fast and Effective Heartburn Relief

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Why We Love It

Works fast against heartburn.
Suitable during pregnancy.
Neutralizes stomach acid.

Main Highlights

Containing antacid to neutralise excess stomach acid, Rennie Peppermint tablets work fast to relieve the symptoms of heartburn and indigestion
Rennie Peppermint tablets contain two naturally-occurring antacids called calcium carbonate and magnesium carbonate which neutralise excess stomach acid by turning it into water and other natural substances
The usual dosage is 1 to 2 tablets initially, up to 3-4 times per day
Rennie is suitable for use in pregnancy or when breastfeeding if taken as instructed; however, if you are pregnant always talk to your doctor or pharmacist before taking any medicine
This medicine is only for adults and children over 12 years

Pyrocalm Control Gastro-Resistant Tablets 20mg, 14 Tablets, Pack of 1

14% OffFree Shipping

Why We Love It

Effective acid-reflux relief.
Easy to swallow.
Fast heartburn treatment.

Main Highlights

Provides short term relief from acid- reflux symptoms
Treats heartburn and indigestion
Easy to swallow tablets
Lasts Up To 24 Hours
Relief of heartburn within 7 days of taking Pyrocalm tablets.

TUMS Extra Strength Sugar-Free Antacid, Melon Berry Chewable Tablets for Heartburn Relief, 80 CT

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Why We Love It

Extra strength, fast relief.
Works in seconds.
Sugar-free formula.

Main Highlights

Delivers 50 percent more acid neutralizing power than regular strength TUMS
Goes to work in seconds
Relieves heartburn, sour stomach, acid indigestion and upset stomach associated with these symptoms
TUMS Extra Strength Sugar Free provides fast-acting, extra strength heartburn relief

ANCIENT CARE CREATING HEALTHIER LIVES

Esomeprazole 20mg Heartburn & Acid Reflux Control – 24-Hour Acid Reducer for Indigestion & Heartburn – Fast-Acting, Delayed-Release Capsules – Reduces Stomach Acid 14 Count

11% OffFree Shipping

Why We Love It

24-Hour continuous acid control.
Fast relief from discomfort.
Convenient once-daily dosage.

Main Highlights

Effective Relief: Perrigo Heartburn & Acid Reflux Control capsules provide 24-hour relief from heartburn, acid reflux, and related symptoms.
Active Ingredient: Each capsule contains 20mg of esomeprazole, a proton pump inhibitor that reduces stomach acid production.
Convenient Dosage: Take one capsule daily for relief from persistent heartburn and acid reflux.
Delayed-Release Formulation: The capsules are designed to resist stomach acid, allowing the medication to be released in the intestine for optimal absorption.
Suitable for Adults: This over-the-counter medication is intended for adults seeking relief from frequent heartburn and acid reflux symptoms.

8.7

Excellent

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We scanned 1108 products

We reviewed these offers relevant to the Antacids Tablets For Acid Reflux within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Rennie, TUMS, Gaviscon, Nexium, Pyrocalm Control, ANCIENT CARE CREATING HEALTHIER LIVES, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Antacids Tablets For Acid Reflux in the market, we considered we took a deep dive into 5541 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Rennie Antacids, Spearmint Flavour Heartburn Relief and Indigestion Tablets, Fast and Effective Relief for Acid Reflux, 4 Packs of 96 Tablets. We love many things about this product by Rennie. What sets it apart from the competition is Fast and effective relief. , Chewable for on-the-go. , Ideal for all ages.
The best value product for most shoppers and where user satisfaction is continuously the highest is Glaxo Smithkline Consumer B001G7QOU6 Ultra Strength Assorted Berrie Antacid Chewable Tablet for Heartburn Relief, Pack of 160 by TUMS based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Antacids Tablets For Acid Reflux and the best cost-to-value ratio is Guardium Esomeprazole Acid Reflux Tablets, 14 Pack - Indigestion & Heartburn Relief, 24-Hour GERD/GORD Protection, Antacids for Digestion & Nauseaat Gaviscon with a 20% discount.
Our list of the best Antacids Tablets For Acid Reflux is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Antacids Tablets For Acid Reflux in The UK

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We scanned 1108 products

We concluded that: