10 Best Water Purification Tablets For Drinking in The UK

Last updated on 12/09/2025
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1
9.8
Exceptional
Biocool Water Purification Tablets | 1 tablet treats 5 litres | For Clean Drinking Water in Caravans, Camping, Hiking and Emergencies - 250 Tablets Pack treats up to 1,250 litres
Biocool
Biocool Water Purification Tablets | 1 tablet treats 5 litres | For Clean Drinking Water in Caravans, Camping, Hiking and Emergencies - 250 Tablets Pack treats up to 1,250 litres
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Why We Love It
  • Ensures safe drinking water.
  • Fresh water up to 3 months.
  • Perfect for outdoor adventures.
Main Highlights
  • CLEAN DRINKING WATER FOR 3 MONTHS: These water purifying tablets keep your drinking water fresh and safe for 3 months, ideal for caravans, boats, motorhomes, and emergency water storage. Treats up to 1,250 litres of water.
  • CHLORINE & SILVER FREE PURIFICATION: Our unique formula uses sodium percarbonate to create oxygen, naturally inhibiting bacterial growth without harsh chemicals. Enjoy great-tasting water that's safe for drinking, cooking, and brushing teeth.
  • VERSATILE WATER TREATMENT: Effective in all types of metal and plastic water tanks. Perfect for outdoor adventures like camping and hiking, as well as home emergency preparedness. One tablet treats 5 litres, ensuring you always have access to clean water.
  • EASY TO USE WATER PURIFYING: Simply add 1 tablet per 5 litres of water. Allow 3 hours before use. Ideal for travellers, campers, and anyone needing a reliable water purification solution on-the-go.
  • EMERGENCY PREPAREDNESS ESSENTIAL: Don't risk your health with contaminated water. These water purifying tablets are a must-have for survival kits, camping gear, and emergency supplies to ensure safe, clean drinking water wherever your adventures take you.
9.8
Exceptional
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Best Value
2
9.7
Exceptional
Oasis 167mg Emergency Water Purification Tablets 500 Tablets - Treats 10,000 Litres
EVAQ8
Oasis 167mg Emergency Water Purification Tablets 500 Tablets - Treats 10,000 Litres
Why We Love It
  • Treats large volume efficiently.
  • Long-lasting emergency resource.
  • Impressive shelf life.
Main Highlights
  • ONE Tablet Treats 20 Litres
  • Fast Dissolving Chlorine Tablets
  • EMERGENCY Water Purification
  • Makes Water Safe to Drink - Fast
  • 4 YEAR Shelf Life
9.7
Exceptional
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3
9.6
Superb
Save 31%
LifeStraw Personal Water Filter, Blue, 1pc
LifeStraw
LifeStraw Personal Water Filter, Blue, 1pc
31% OffFree Shipping
Why We Love It
  • Guarantees almost complete bacteria protection.
  • Incredibly lightweight and durable.
  • Promotes significant social impact.
Main Highlights
  • Protects against 99.999999% of bacteria (including E.coli, Salmonella), 99.999% of parasites (including Giardia and Cryptosporidium), 99.999% of microplastics, silt, sand, and cloudiness
  • Ultralight and durable, the LifeStraw weighs less than 2 ounces (57 g) so you can pack it anywhere
  • Long-lasting membrane microfilter will last up to 1,000 gallons (4,000 L) of water, that’s enough drinking water for an individual for over 5 years
  • Be prepared with the ultimate survival tool, the LifeStraw has an unlimited shelf life and has been tested all over the globe to face the harshest conditions
  • Your purchase has impact: one purchase, one child, one year of safe water
  • Tried and tested in the harshest conditions
  • Removes a minimum 99.9999% of waterborne bacteria and parasites
  • Filters a minimum of 1000 liters (264 gallons)
  • Ultra-light weighs only 56 grams (2 oz)
9.6
Superb
Save 31%
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4
9.6
Superb
Aquatabs Water Purification Tablets - Emergency Water Treatment System - Portable Water Filter for Camping, Travelling, & Home Use (3.5mg, 1 Pack of 50 Tablets)
Aquatabs
Aquatabs Water Purification Tablets - Emergency Water Treatment System - Portable Water Filter for Camping, Travelling, & Home Use (3.5mg, 1 Pack of 50 Tablets)
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Why We Love It
  • Lightweight and highly convenient.
  • Easy, effective purification.
  • Quality assured ingredients.
Main Highlights
  • CONVENIENT: Our lightweight water purification blister packs are ideal for carrying. This water filtration system gives you access to potable water wherever you go.
  • EASY TO USE: Just drop one of the water purification tablets in 1 litre water & drink with confidence. It's a perfect choice for emergency water. The water cleaning tablets are a must for purifying water in survival situations & a reliable option for water purification.
  • QUALITY ASSURED: NSF & US EPA active ingredients. Our Aquatabs water purification tablets are made with quality ingredients you can trust. A great alternative to a traditional water filter pitcher or other water filtration system.
  • EASY TO STORE: With a 5-year shelf life, Aquatabs can be safely stored in your first aid kit. Keep with your hiking gear for access to purified water while camping, hiking, or when venturing to distant countries with minimal water treatment facilities.
  • SAFE: Water cleaning tablets effectively & consistently kill microorganisms including viruses & bacteria to ensure you have clean & safe, potable water wherever you go. Rest easy knowing you are drinking safe, filtered water.
9.6
Superb
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5
9.6
Superb
Aquatabs Water Purification Tablets World's #1 Water Purification Treatment Tablets 8.5 MG x 100, 1 Tablet Purifies 1-2 litre
BLUE AHEAD
Aquatabs Water Purification Tablets World's #1 Water Purification Treatment Tablets 8.5 MG x 100, 1 Tablet Purifies 1-2 litre
Why We Love It
  • Efficient water purification tablets.
  • Ideal for outdoor activities.
  • Promotes safe drinking water.
Main Highlights
  • ONE TABLET TREATS 1 -2 litres of WATER
  • Aquatabs are the world's leading water purification method, used worldwide by NGO's, Governments, Philanthropists and the Military. Great for camping, hiking, survival, prepping, boating and international travel.
  • When used as recommended they lead to a 99.9999% reduction in bacteria, a 99.99% reduction in viruses and a 99.9% reduction of Cysts (Giardia) 30 minutes after mixing water.
  • Aquatabs are ideal for use in areas where safe drinking water is not readily available. They've been used for over 20 years in emergency situations in households that do not have access to safe drinking water.
  • The World's Favourite Way to Make Water Safe.They are effervescent (self-dissolving) tablets, the US EPA approved active ingredient is NaDCC which is also known as Sodium Dichloroisocyanurate or Troclosene Sodium
9.6
Superb
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6
9.4
Superb
Water Purification Units - 100 Tablets, 1 tablet treats 1 liter of water, 8.5mg, Product shelf life 5 years
Generic
Water Purification Units - 100 Tablets, 1 tablet treats 1 liter of water, 8.5mg, Product shelf life 5 years
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Why We Love It
  • Effective against harmful pathogens.
  • Easily purify water anywhere.
  • Compact and travel-friendly design.
Main Highlights
  • 1 litre clean water =1 tablet
  • British Army NATO Issue Travel, survival & Camping
  • Tablets are effective against bacteria, spores, viruses and water borne diseases
  • If the water is cloudy or muddy, filter it until it's clear. You can use a cloth, a filter etc.
  • Add the correct number of Oasis tablets to the water. The instructions on the packaging or product information should specify how many tablets are needed per liter of water.
  • Allow the water to sit for a minimum of 30 minutes after adding the tablet(s). This is crucial for the tablet to effectively purify the water.
  • After 30 minutes, the water should be safe to drink.
9.4
Superb
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7
9.4
Superb
Generic Water Purification Unit - 100 Tablets, 1 tablet treats 5 liters of water, 33mg each, Product shelf life 5 years
Generic
Generic Water Purification Unit - 100 Tablets, 1 tablet treats 5 liters of water, 33mg each, Product shelf life 5 years
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Why We Love It
  • Made in the UK.
  • Destroys harmful bacteria effectively.
  • Ensures safe drinking water.
Main Highlights
  • Made in UK
  • "Oasis tablets destroy harmful bacteria found in contaminated water and protect against illness caused by water borne diseases."
  • If the water is cloudy or muddy, filter it until it's clear. You can use a cloth, a filter etc.
  • Add the correct number of tablets to the filtered water. The instructions on the packaging or product information should specify how many tablets are needed per liter of water.
  • Allow the water to sit for a minimum of 30 minutes after adding the tablet(s). This is crucial for the tablet to effectively purify the water.
  • After 30 minutes, the water should be safe to drink.
9.4
Superb
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8
9.4
Superb
Aquatabs Water Purification Tablets 3.5 MG x 50, Water Filter System for Drinking While Hiking, Backpacking, Camping, Emergencies, Survival Kits, and Home-Use.1 Tablet Cleans 500ml - 1 litre (1)
BLUE AHEAD
Aquatabs Water Purification Tablets 3.5 MG x 50, Water Filter System for Drinking While Hiking, Backpacking, Camping, Emergencies, Survival Kits, and Home-Use.1 Tablet Cleans 500ml - 1 litre (1)
Why We Love It
  • Removes most bacteria and viruses.
  • No unpleasant taste or odor.
  • Great for outdoor and emergency.
Main Highlights
  • DRINKING WATER, ANYTIME, ANYWHERE - Aquatabs are the world's most popular tablet and the ultimate choice for portable water treatment tablets. Removes 99.9999% of Bacteria, 99.99% of Viruses, and 99.9% of Cysts (Giardia).
  • ENJOY GREAT TASTING WATER EVERY TIME - Aquatabs-treated water has no unpleasant taste, color, or odor unlike iodine-based products. Pair Aquatabs water purifying tablets with a water filtration system to treat water from sediment heavy sources or suspected contaminated such as viruses and micro organsims.
  • TAKE ON THE WILDERNESS - Backpackers and campers who drink untreated backcountry water are at a higher risk of ingesting parasites and bacteria risking health. When hiking outdoors, it's best to come prepared. Trust in Aquatabs for all of your safe water needs!
  • FEEL SAFE OUT THERE - Aquatabs are an excellent solution for purifying water while backpacking, camping, hiking, traveling, or in emergency survival situations to be included in survival gear Simply add one 3.5 MG Aquatabs tablet into 0.5 - 1 litre of water and wait 30 minutes.
  • BE BETTER PREPARED - These drinking water purification tablets are small and ultralight making them easy to store in a disaster kit or bugout bag. They are individually sealed in foil strips designed to ensure longevity and dependibilty when needed most.
9.4
Superb
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9
9.3
Superb
Save 6%
Aqua Midi Tabs 32 Water Purifying Tablets Motorhome Caravan Tank
Aqua Midi
Aqua Midi Tabs 32 Water Purifying Tablets Motorhome Caravan Tank
6% Off
Why We Love It
  • Promotes healthy water consumption.
  • Convenient 32 tablet pack.
  • Effective dosage guidelines provided.
Main Highlights
  • Genuine Aqua Midi Tabs
  • Guard against common illness from stored water.
  • 32 Tablet Pack.
  • Add one tablet to every 25 litres of water.
  • Read package before use.
9.3
Superb
Save 6%
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10
9.2
Superb
Save 5%
Pyramid Biox Aqua Chlorine Dioxide Water Treatment Drops for Travellers Camping Backpackers - treats 60 litres
PYRAMID
Pyramid Biox Aqua Chlorine Dioxide Water Treatment Drops for Travellers Camping Backpackers - treats 60 litres
5% OffFree Shipping
Why We Love It
  • Extremely easy to use.
  • No nasty after taste.
  • Perfect for wild camping.
Main Highlights
  • 💧 Effective Water Purification – Kills bacteria, viruses & parasites including Giardia & Cryptosporidium
  • 🧳 Travel & Trekking Essential – Perfect for travel, camping, hiking, and backpacking in remote areas
  • 🚱 Neutral Taste & Odour – No chlorine aftertaste or unpleasant smell
  • 📦 Compact & Long-Lasting – Treats up to 60 litres and fits easily in any kit or backpack
  • 🕒 Quick & Easy to Use – Two-part activation system ensures safe, ready to drink after 10 minutes
9.2
Superb
Save 5%
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