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5 Best Antacids of 2026

Last Updated - 17/05/2026

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

TUMS

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

TUMS

£16.34

£17.18
(5% Off)

More Details
Main highlights
- Tums Ultra Strength 1000 Antacid Assorted Berries Tablets provide calcium carbonate that relieves heartburn, sour stomach and acid indigestion.
- This delicious antacid travels directly to the source, dissolving swiftly and neutralizing stomach acid on contact.
- 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.
- TUMS heartburn tablets goes to work in seconds! DELICIOUS TASTE!!! TUMS provides fast-acting relief from the pain of heartburn.
- It is the one Tums antacid to take for fast, maximum relief. Calcium carbonate quickly and effectively fights heartburn.
£16.34
£17.18 (5% Off)
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

TUMS

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

TUMS

£16.34

£17.18
(5% Off)

More Details
Main highlights
- Tums Ultra Strength 1000 Antacid Assorted Berries Tablets provide calcium carbonate that relieves heartburn, sour stomach and acid indigestion.
- This delicious antacid travels directly to the source, dissolving swiftly and neutralizing stomach acid on contact.
- 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.
- TUMS heartburn tablets goes to work in seconds! DELICIOUS TASTE!!! TUMS provides fast-acting relief from the pain of heartburn.
- It is the one Tums antacid to take for fast, maximum relief. Calcium carbonate quickly and effectively fights heartburn.
£16.34
£17.18 (5% Off)
3
Best Value
23% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Gaviscon
23% Off

Gaviscon Double Action Tablets, Mint Flavour, 48 Tablets, Indigestion and Heartburn Relief, Indigestion Tablets, Acid Reflux, Antacid, Gets to Work Instantly, Lasts 2X Longer, Antacids

Gaviscon

£9.65

£12.49
(23% Off)

More Details
Main highlights
- 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.
- SUITABLE FOR USE IN PREGNANCY - Gaviscon products are suitable for use during pregnancy and whilst breastfeeding. Medicines can haffect the unborn child, always speak to doctor or pharmacist before using medicine in pregnancy.
- 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.
- 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.
- CONVENIENT, ON THE GO FORMAT - Gaviscon Double Action is available in tablets which are suitable for on the go lifestyles.
- 40 YEARS OF GAVISCON - For over 40 years, Gaviscon has helped to provide people with fast, effective heartburn and indigestion relief.
£9.65
£12.49 (23% Off)
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

TUMS

TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72

TUMS

£9.97

More Details
Main highlights
- TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72
- Size: 72 Count (Pack of 1)
- Brand: TUMS
£9.97
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

TUMS

TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72

TUMS

£9.97

More Details
Main highlights
- TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72
- Size: 72 Count (Pack of 1)
- Brand: TUMS
£9.97

5 Best Antacids of 2026

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

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

Gaviscon Double Action Tablets, Mint Flavour, 48 Tablets, Indigestion and Heartburn Relief, Indigestion Tablets, Acid Reflux, Antacid, Gets to Work Instantly, Lasts 2X Longer, Antacids

TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72

TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72

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