20% off £40 or 15% off £30

Antacids & Gastrointestinal

33 items

Sort by: Popular

Milk of Magnesia 200ml

(15)

£6.99

£3.50/100 ml

Image 1 for for IBS Symptoms and Gastrointestinal Disorders 12x15ml Sachets

Image 2 for for IBS Symptoms and Gastrointestinal Disorders 12x15ml Sachets

Image 3 for for IBS Symptoms and Gastrointestinal Disorders 12x15ml Sachets

Image 4 for for IBS Symptoms and Gastrointestinal Disorders 12x15ml Sachets

16+

Silicolgel

for IBS Symptoms and Gastrointestinal Disorders 12x15ml Sachets

Peppermint Oil 0.2ml Gastro-Resistant 24 Capsules

Image 3 for -Bismol 17.5 Mg/Ml Oral Suspension 240ml

Image 4 for -Bismol 17.5 Mg/Ml Oral Suspension 240ml

Pepto

-Bismol 17.5 Mg/Ml Oral Suspension 240ml

Control 20mg Gastro-Resistant 14 Tablets

(8)

£12.99

£0.93/1 tablet

Image 1 for Double Action Mint Liquid 150ml

Image 2 for Double Action Mint Liquid 150ml

Image 3 for Double Action Mint Liquid 150ml

18+

Gaviscon

Double Action Mint Liquid 150ml

IBS Relief 20 Tablets

Plus Duel Action Relief 6 Tablets

Sugar Free 36 Tablets

Hydration Lemon 24 Tablets

Adult Pico Liquid 5mg/5ml Oral Solution 100ml

£5.69

£5.69/100 ml

Image 1 for Adult 5mg Gastro-resistant 20 Tablets

Dulcolax

Adult 5mg Gastro-resistant 20 Tablets

Senna 7.5mg Adult 20 Tablets

(16)

£2.99

£0.15/1 tablet

Image 1 for Spearmint 36 Chewable Tablets

Image 2 for Spearmint 36 Chewable Tablets

Image 3 for Spearmint 36 Chewable Tablets

Image 4 for Spearmint 36 Chewable Tablets

Image 5 for Spearmint 36 Chewable Tablets

16+

Rennie

Spearmint 36 Chewable Tablets

Original 2mg 6 Capsules

1 - 20 of 33 products

Shop Antacids, Stomach & Indigestion Medicine at Holland & Barrett

Support your digestive comfort with our range of antacids, stomach and indigestion relief options. From heartburn and acid reflux to general tummy discomfort, you’ll find products designed to help you feel more at ease, day or night. Browse gentle formulations, fast-acting options and convenient formats to suit your lifestyle and preferences.

Explore antacids, stomach and indigestion medicines alongside soothing digestive aids and gut health support, to help you care for your whole digestive system. Whether you’re looking for everyday support or something to keep on hand when symptoms strike, you can compare strengths, formats and ingredients to find your ideal fit. Discover more options to help you feel comfortable, supported and ready to get on with your day.