Best Antacids Tablets of 2026

Last updated on 12/06/2026
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1
Rennie Antacids, Spearmint Flavour Heartburn Relief and Indigestion Tablets, Fast and Effective Relief for Acid Reflux, 4 Packs of 96 Tablets
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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

Rennie
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
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9.9
Exceptional
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9.9
Exceptional
Rennie

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
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Value for Money
2
Glaxo Smithkline Consumer B001G7QOU6 Ultra Strength Assorted Berrie Antacid Chewable Tablet for Heartburn Relief, Pack of 160
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Glaxo Smithkline Consumer B001G7QOU6 Ultra Strength Assorted Berrie Antacid Chewable Tablet for Heartburn Relief, Pack of 160

TUMS
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.
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9.9
Exceptional
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9.9
Exceptional
TUMS

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

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.
Show More
3
TUMS 74610 Ultra Strength Assorted Fruit Antacid Chewable Tablet for Heartburn Relief, Pack of 160
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TUMS 74610 Ultra Strength Assorted Fruit Antacid Chewable Tablet for Heartburn Relief, Pack of 160

TUMS
Why we love it
  • Ultra-strength formula for effectiveness.
  • Reliable heartburn relief anytime.
  • Generous pack of 160 tablets.
Main Highlights
  • For Heartburn Relief
  • Ultra Strength
  • Pack of 160
Show More
9.9
Exceptional
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9.9
Exceptional
TUMS

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

Why we love it
  • Ultra-strength formula for effectiveness.
  • Reliable heartburn relief anytime.
  • Generous pack of 160 tablets.
Main Highlights
  • For Heartburn Relief
  • Ultra Strength
  • Pack of 160
Show More
4
Rennie Antacids, Peppermint Flavour Heartburn Relief and Indigestion Tablets, Fast and Effective Relief for Acid Reflux, 4 Packs of 96 (384 total)
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Rennie Antacids, Peppermint Flavour Heartburn Relief and Indigestion Tablets, Fast and Effective Relief for Acid Reflux, 4 Packs of 96 (384 total)

Rennie
Why we love it
  • Fast and effective relief.
  • Convenient on-the-go tablets.
  • Trusted brand with experience.
Main Highlights
  • Fast and effective tablets for heartburn, indigestion and acid reflux
  • Chewable peppermint 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 90 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
  • *Medicines can affect the unborn baby; consult your doctor or pharmacist before taking medicines during pregnancy
Show More
9.7
Exceptional
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9.7
Exceptional
Rennie

Rennie Antacids, Peppermint Flavour Heartburn Relief and Indigestion Tablets, Fast and Effective Relief for Acid Reflux, 4 Packs of 96 (384 total)

Why we love it
  • Fast and effective relief.
  • Convenient on-the-go tablets.
  • Trusted brand with experience.
Main Highlights
  • Fast and effective tablets for heartburn, indigestion and acid reflux
  • Chewable peppermint 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 90 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
  • *Medicines can affect the unborn baby; consult your doctor or pharmacist before taking medicines during pregnancy
Show More
5
Gaviscon Double Action, Chewable tablets, Mint Flavour, flavour, 48 tablets, Heartburn & Indigestion, Fast powerful relief, Gets to work in minutes, Dual relief on the go, instant Relief
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Gaviscon Double Action, Chewable tablets, Mint Flavour, flavour, 48 tablets, Heartburn & Indigestion, Fast powerful relief, Gets to work in minutes, Dual relief on the go, instant Relief

Gaviscon
Why we love it
  • Fast acting relief from discomfort.
  • Long-lasting and effective barrier.
  • Safe for use 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 haffect 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
Show More
9.6
Superb
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9.6
Superb
Gaviscon

Gaviscon Double Action, Chewable tablets, Mint Flavour, flavour, 48 tablets, Heartburn & Indigestion, Fast powerful relief, Gets to work in minutes, Dual relief on the go, instant Relief

Why we love it
  • Fast acting relief from discomfort.
  • Long-lasting and effective barrier.
  • Safe for use 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 haffect 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
Show More
6
TUMS Antacid Chewable Tablets, Extra Strength for Heartburn Relief, Assorted Fruit, 96 count
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TUMS Antacid Chewable Tablets, Extra Strength for Heartburn Relief, Assorted Fruit, 96 count

TUMS
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
Show More
9.6
Superb
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9.6
Superb
TUMS

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

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
Show More
7
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
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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
27% Off
Why we love it
  • Fast and lasting relief.
  • Convenient for busy lifestyles.
  • 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 haffect 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.
Show More
9.4
Superb
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9.4
Superb
Gaviscon

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

27% Off
Why we love it
  • Fast and lasting relief.
  • Convenient for busy lifestyles.
  • 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 haffect 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.
Show More
8
TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72
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TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72

TUMS
Why we love it
  • Sincere apologies, but I am unable to generate the points without having a specific product description provided. Could you please provide more details about the product?
Main Highlights
  • Brand: TUMS
  • TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72
  • Size: 72 Count (Pack of 1)
Show More
9.2
Superb
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9.2
Superb
TUMS

TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72

Why we love it
  • Sincere apologies, but I am unable to generate the points without having a specific product description provided. Could you please provide more details about the product?
Main Highlights
  • Brand: TUMS
  • TUMS Ultra Maximum Strength Chewable Tablets, Assorted Fruit - 72
  • Size: 72 Count (Pack of 1)
Show More
9
Esomeprazole 20mg Heartburn & Acid Reflux Control 14 Capsules - 24 Hour Relief with Pill Box
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Esomeprazole 20mg Heartburn & Acid Reflux Control 14 Capsules - 24 Hour Relief with Pill Box

BIOVITA
Why we love it
  • Provides heartburn relief quickly.
  • Easy-to-swallow capsules.
  • Convenient 14-capsule box.
Main Highlights
  • Provides short term relief from acid- reflux symptoms.
  • Esomeprazole Treats heartburn.
  • Easy to swallow Capsules
  • Package includes - 1 Box of 14 Capsules and 1 box of Pill Box
  • If you are not sure , talk to your doctor or pharmacist before taking this medicine.
Show More
9.1
Superb
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9.1
Superb
BIOVITA

Esomeprazole 20mg Heartburn & Acid Reflux Control 14 Capsules - 24 Hour Relief with Pill Box

Why we love it
  • Provides heartburn relief quickly.
  • Easy-to-swallow capsules.
  • Convenient 14-capsule box.
Main Highlights
  • Provides short term relief from acid- reflux symptoms.
  • Esomeprazole Treats heartburn.
  • Easy to swallow Capsules
  • Package includes - 1 Box of 14 Capsules and 1 box of Pill Box
  • If you are not sure , talk to your doctor or pharmacist before taking this medicine.
Show More
10
Nexium Control Heartburn & Indigestion Tablets for Acid Reflux Relief, Gastro-Resistant Esomeprazole Tablets, 20mg, 14 Count
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Nexium Control Heartburn & Indigestion Tablets for Acid Reflux Relief, Gastro-Resistant Esomeprazole Tablets, 20mg, 14 Count

Nexium
37% Off
Why we love it
  • Long-lasting relief.
  • Prevents recurring heartburn.
  • Top UK brand.
Main Highlights
  • Nexium Control gastro-resistant tablets contain esomeprazole, Always read the label
  • Just one Nexium Control tablet a day helps to prevent heartburn from recurring, by reducing stomach acid at the source
  • Nexium Control Heartburn & Indigestion tablets 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 tablets, They work by reducing the amount of acid produced by your stomach
Show More
8.9
Excellent
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8.9
Excellent
Nexium

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

37% Off
Why we love it
  • Long-lasting relief.
  • Prevents recurring heartburn.
  • Top UK brand.
Main Highlights
  • Nexium Control gastro-resistant tablets contain esomeprazole, Always read the label
  • Just one Nexium Control tablet a day helps to prevent heartburn from recurring, by reducing stomach acid at the source
  • Nexium Control Heartburn & Indigestion tablets 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 tablets, They work by reducing the amount of acid produced by your stomach
Show More

We scanned 1108 products

We reviewed these offers relevant to the Antacids Tablets 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, BIOVITA, Nexium, 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 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: