Best Rennie Antacids of 2025

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Antacids are a type of medication that helps to relieve symptoms of heartburn and indigestion. Rennie is a well-known brand that produces a range of antacid products. These products work by neutralising stomach acid, which can help to reduce discomfort and pain. Rennie antacids are available in a variety of flavours and formats, including tablets and liquid sachets. They are a popular choice for those who suffer from occasional acid reflux or indigestion and are looking for a quick and effective way to alleviate their symptoms.
At a Glance: Our Top Picks
Top 10 Rennie Antacids
Rennie Peppermint Antacids for Heartburn Relief
Rennie Peppermint Antacids are designed to quickly relieve the discomfort of heartburn and indigestion. By containing calcium carbonate and magnesium carbonate, these tablets effectively neutralise excess stomach acid, turning it into harmless substances. You can easily take 1 to 2 tablets initially, with the option to repeat this up to 3-4 times a day. This product is also suitable for those who are pregnant or breastfeeding, provided you consult your doctor or pharmacist beforehand. With Rennie, you can enjoy relief from stomach discomfort with ease.
Rennie Peppermint Antacids for Heartburn Relief
Rennie Peppermint Antacids provide fast and effective relief for heartburn, indigestion, and acid reflux. These chewable tablets are perfect for on-the-go use, allowing you to tackle discomfort whenever it strikes. With their unique formula, Rennie antacids convert excess stomach acid into harmless substances, bringing you quick relief. With over 90 years of experience, you can trust that these tablets are a reliable choice for managing your symptoms, day or night.
Rennie Antacids for Heartburn Relief
Rennie Antacids are designed to quickly alleviate heartburn and indigestion symptoms. They contain two effective antacids, calcium carbonate and magnesium carbonate, which work by neutralising excess stomach acid, turning it into water and other natural substances. You can take 1 to 2 tablets at a time, up to four times a day, providing you with convenient relief whenever needed. Additionally, these tablets are suitable for use during pregnancy and breastfeeding, although it is advisable to consult with a healthcare professional first.
Rennie Antacids for Heartburn Relief
Rennie Antacids offer fast and effective relief from heartburn, indigestion, and acid reflux, helping you neutralise excess stomach acid. These chewable spearmint tablets are perfect for on-the-go use, providing convenience when you need it most. They work by converting excess stomach acid into water and other natural substances, making them a gentle option for your digestive issues. Additionally, these tablets are suitable for vegans and children aged 12 and over, ensuring that more people can benefit from their soothing effects.
Rennie Spearmint Antacids for Heartburn Relief
Rennie Antacids offer fast and effective relief from heartburn, indigestion, and acid reflux. These chewable spearmint tablets are perfect for on-the-go relief, allowing you to tackle discomfort anytime, anywhere. With the ability to neutralise excess stomach acid, you can trust that one to two tablets can ease your symptoms throughout the day. With over 86 years of experience, Rennie is a leading brand in the UK for heartburn relief, ensuring you receive a reliable solution. Plus, they are suitable for vegans and can be used during pregnancy and breastfeeding.
Rennie Orange Antacids for Heartburn Relief
Rennie Orange Antacids provide swift relief from heartburn, indigestion, and acid reflux. With their fast-acting formula, you can experience comfort within minutes, making them ideal for those busy moments. Each tablet contains calcium carbonate, which effectively neutralises excess stomach acid, helping to alleviate discomfort. These tablets are specifically formulated to tackle common digestive issues, ensuring you feel at ease throughout your day.
Rennie Orange Indigestion Relief Pack of 48
Rennie Indigestion Relief offers effective relief from heartburn and indigestion. This convenient 2 x 24 pack ensures that you have plenty of tablets on hand whenever discomfort strikes. With its orange flavour, taking these antacids becomes a more pleasant experience. Each tablet works quickly to neutralise stomach acid, providing you with fast-acting relief when you need it most. Whether at home or on the go, this product helps you manage your symptoms effectively.
Rennie Deflatine for Bloating and Heartburn
Rennie Deflatine Tablets offer fast and effective relief for heartburn, indigestion, and acid reflux. These chewable, sugar-free tablets are perfect for on-the-go convenience, allowing you to tackle discomfort anytime. With over 90 years of expertise, you can trust their ability to neutralise excess stomach acid effectively. Suitable for pregnant women and vegans, these tablets can be taken day or night, making them a versatile choice for those seeking quick relief from digestive issues.
Rennie Sugar Free Antacid Tablets for Relief
Rennie Sugar Free Tablets provide rapid relief from heartburn, indigestion, and acid reflux, with effects noticeable within minutes. Their dual antacid formula, featuring calcium carbonate and magnesium carbonate, works effectively to neutralise excess stomach acid, helping you feel comfortable again. Designed specifically for digestive discomfort, these tablets offer a convenient on-the-go solution, allowing you to manage symptoms anytime, anywhere. With trusted relief, you can rely on Rennie Sugar Free Tablets to deliver consistent comfort whenever you need it.
Rennie Dual Action Antacids for Heartburn Relief
Rennie Dual Action provides quick relief from heartburn and acid indigestion, taking effect in just two minutes. The powerful formula not only neutralises excess stomach acid but also creates a protective barrier to prevent acid from rising. This dual action means you can find comfort from painful symptoms efficiently. For best results, simply chew two tablets after meals or before bed, ensuring you have the relief you need when it matters most.
During our Rennie antacid research, we found 29 Rennie antacid products and shortlisted 10 quality products. We collected and analyzed 90,505 customer reviews through our big data system to write the Rennie antacids list. We found that most customers choose Rennie antacids with an average price of £12.66.
The Rennie antacids are available for purchase. The top 10 picks range in price from a low of £5.00 to a high of £23.00, find the one that fits your budget.

In 2000, Phoebe Cooper graduated from the University of London as a Pharmacist. She practiced as a Pharmacist for the better part of 2 decades. Phoebe says she has worked in the majority of health sectors and has sufficient accumulated knowledge and experience. In her practice, Phoebe published a series of eBooks, one of which is titled "Good Health Good Living."