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5 Best Antacids of 2025

Last Updated - 15/06/2025

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

TUMS 74610 Ultra Strength Assorted Fruit Antacid Chewable Tablet for Heartburn Relief, Pack of 160

TUMS

£16.20

More Details
Main highlights
- Ultra Strength
- Pack of 160
- For Heartburn Relief
£16.20
2
11% 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.

TUMS
11% Off

TUMS Chewy Bites Antacid Tablets for Chewable Heartburn Relief and Acid Indigestion Relief, Assorted Berries - 60 Count

TUMS

£15.33

£17.38
(11% Off)

More Details
Main highlights
- Take two or three
- Take on the go
- Reduces stomach acid
- Instantly neutralizes acid
- HSA and FSA eligible product
- Comes in a container
£15.33
£17.38 (11% 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.

TUMS
23% Off

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

TUMS

£9.99

£12.99
(23% Off)

More Details
Main highlights
- Heartburn Relief
- Fast Long Lasting Relief
- Excellent Source of Calcium
£9.99
£12.99 (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.

Rennie

Rennie Spearmint Flavour Antacid, Heartburn and Indigestion Chewable Tablets, 1 pack of 96 tablets - Gets to work in 60 seconds for fast and effective heartburn relief

Rennie

£7.93

More Details
Main highlights
- This medicine is only for adults and children over 12 years
- 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
- Rennie Spearmint tablets contain two antacids called calcium carbonate and magnesium carbonate which neutralise excess stomach acid by turning it into water and other natural substances
- Containing antacid to neutralise excess stomach acid, Rennie Spearmint tablets work fast to relieve the symptoms of heartburn and indigestion
£7.93
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.

Gaviscon

Gaviscon Heartburn and Indigestion Tablets, Double Action, Mint Flavour, Pack of 48

Gaviscon

£9.04

£9.75
(7% Off)

More Details
Main highlights
- Suitable for use in pregnancy
- Lasts up to 2x longer than antacids
- Gets to work instantly
- For dual relief from heartburn and indigestion
- Convienient on the go format
£9.04
£9.75 (7% Off)

5 Best Antacids of 2025

TUMS 74610 Ultra Strength Assorted Fruit Antacid Chewable Tablet for Heartburn Relief, Pack of 160

TUMS Chewy Bites Antacid Tablets for Chewable Heartburn Relief and Acid Indigestion Relief, Assorted Berries - 60 Count

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

Rennie Spearmint Flavour Antacid, Heartburn and Indigestion Chewable Tablets, 1 pack of 96 tablets - Gets to work in 60 seconds for fast and effective heartburn relief

Gaviscon Heartburn and Indigestion Tablets, Double Action, Mint Flavour, Pack of 48

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