10 Best Alkaline Water Filter in The UK

Last updated on 04/07/2025

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pH Recharge 3F Alkaline Countertop Water Filter Dispenser - 3.3 Gallons Water Jug Dispenser - Removes Fluoride Chlorine & Impurities - Improves Water pH - Clean Healthy Drinking Water - 12.5 litres

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Why We Love It

Elevates water to pH9.
Includes three substantial filters.
Space-saving, anti-slip design.

Main Highlights

ADVANCED ALKALINE FILTER WATER DISPENSER: Our filtration system, featuring pH001 filters, elevates water pH to around pH9, removing unwanted elements while retaining crucial minerals.
THREE FILTERS INCLUDED: Each unit includes a comprehensive filter, capable of purifying up to 288 gallons/over 1090 liters of water, providing substantial filtering capacity.
CONVENIENT, MODERN DESIGN: Our countertop dispenser has a contemporary, space-saving design with anti-slip features, making it suitable for countertops and refrigerator shelves.
A SUSTAINABLE SOLUTION: Our product is crafted from BPA-free, food-grade materials and meets SGS standards. Join us in reducing plastic usage by choosing sustainable hydration solutions.
EVERYTHING INVIGORATED: We aim to provide affordable products. We are dedicated to ensuring that our products meet your needs and are always here to address any concerns regarding your purchase, offering a refund if necessary.

pH Restore Glass Alkaline Water Filter Jug - 3.5L Filter Water Jug with Multi-Stage Filtration, Reduces Fluoride Chlorine & impurities, Water Filter Cartridge Included, Pitcher Jug For High pH

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Why We Love It

Purifies and increases water alkalinity.
Chic design for all occasions.
Substantial filter capacity.

Main Highlights

PITCHER FILTER FOR HIGH PH ALKALINE WATER - ph Restore Alkaline Water Filter Jug is equipped with our unique PH001 filter that offers multi-stage filtration. Its unique filter beads easily filters out harmful materials such as lead & chlorine while letting vital minerals like calcium & magnesium through. Its ionizing system softens water & increases its alkalinity up to ph9 giving you pure, odorless drinking water without an ounce of worry.
CONVENIENT, MODERN DESIGN, EASY TO USE - Built in a modern anti-slip design, our restore glass filter jug is reliable and super easy to use and store. Its innovative anti-mould bamboo lid and sleek shape makes it highly suitable for every occasion, be it a casual family dinner, a social gathering or even an outdoor pool party. Simply fill the pitcher with tap water and enjoy refreshing, great tasting water with utmost ease.
HUGE FILTER CAPACITY - Each pH Restore Glass Alkaline water pitcher filter can filter up to 3.5 litres of water making it ideal for home, office, and outdoor use. Its PH001 filter can purify up to 1500 cups / 96 gallons / 360 litres of water throughout its lifetime and ensuring long lasting filter life and usability. Be it for drinking, cooking, brewing coffee or tea, our restore filter is surely an affordable solution to keeping you and your family healthy!
A SUSTAINABLE SOLUTION - Made from BPA-free food grade materials, our filters are have a backed brand membership of The Water Quality Association. Eliminate packaged plastic water usage while enjoying crystal clear purified water anytime of the day!
EVERYTHING INVIGORATED - We are committed to providing affordable products for you. We put so much thought and care into our products that we are confident in their quality. However, if the product is not to your satisfaction, simply contact us for a resolution.

Biocera Alkaline Water Filter Jug With 2 Filter Cartridges - Produces Alkaline, Antioxidant, Hydrogen Rich Water - BPA-Free - NSF Certified - Cost Effective - Simple To Use - Grey Lid and Handle

5% Off

Why We Love It

Filtered, antioxidant, hydrogen-rich water.
Cost-effective alkaline water solution.
Eco-friendly and BPA-free.

Main Highlights

FILTERED, ALKALINE, ANTIOXIDANT AND HYDROGEN RICH WATER: The Biocera Alkaline Water Filter Jug produces filtered alkaline water - alkaline water which is both antioxidant and hydrogen-rich. Restructures the water for easier absorption into the body
COST EFFECTIVE: The Biocera Water Jug is a cost effective and simple way to produce alkaline water
NSF CERTIFIED AND BPA-FREE: The natural minerals in the alkaline water filter are NSF certified. The water filter jug is made from BPA-free plastic. The lid and handle are grey in colour
BIOCERA EXPERTISE: The Biocera Alkaline Jug has been very popular since we introduced it to the UK in 2009. Biocera are one of the leading companies in the use of functional bioceramics for health applications
SUPERIOR TO BOTTLED WATER: The water jug is more environmentally friendly and produces healthier water than bottled water. It has a lid, holds 1.5 litres of filtered water and will fit in most fridge doors

Biocera Alkaline Water Filter Jug Replacement Cartridges - Pack of 3 - Produce Alkaline, Antioxidant, Hydrogen Rich Water - NSF Certified - Cost Effective - 6 Months Supply

Why We Love It

Filtered, antioxidant rich water.
Cost effective and simple.
Environmentally friendly healthier water.

Main Highlights

FILTERED ALKALINE, ANTIOXIDANT AND HYDROGEN RICH WATER: The Biocera Alkaline Water Filter Cartridges produce filtered alkaline water - alkaline water which is both antioxidant and hydrogen-rich. Restructure the water for easier absorption into the body
SIMPLE AND COST EFFECTIVE: The Biocera Alkaline Water Filter Cartridges are a cost effective and simple way to produce alkaline water. Each water filter cartridge lasts for 2 months
NSF CERTIFIED: The natural minerals in the alkaline water filter cartridges are NSF certified
BIOCERA EXPERTISE: The Biocera Alkaline Water Filter Cartridges has been very popular since we introduced it to the UK in 2009. Biocera are one of the leading companies in the use of functional bioceramics for health applications
SUPERIOR TO BOTTLED WATER: Using biocera water filter cartridges in the Biocera water jug is more environmentally friendly and produces healthier water than using bottled water

iSpring RCC7AK 6 Stage Reverse Osmosis Water System Under Sink with Alkaline Remineralization, NSF Certified, 75 GPD, TDS Reduction

26% OffFree Shipping

Why We Love It

Restores natural water alkalinity.
Easy visual maintenance.
Hassle-free DIY installation.

Main Highlights

【Certified to NSF/ANSI 58】: 6-Stage Alkaline Remineralization Layered Filtration - Exclusively designed to restore the natural alkalinity and mineral balance of water; this reliable and ultra-safe Reverse Osmosis (RO) water filtration system converts your water into clean, pure and healthy drinking water by removing up to 99% of over 1,000 harmful contaminants like chlorine, fluoride, lead (removes up to 98%), arsenic, asbestos, calcium, sodium and more.
【GREAT-TASTING MINERAL WATER】：A standard 5 stage RO system produces slightly acidic water with a pH of 7. 0 or below because the RO membrane removes not only harmful pollutants but also a few helpful minerals. The iSpring RCC7AK Reverse Osmosis water filter includes an additional 6th stage - an Alkaline Remineralization filter which restores healthy minerals and produces a balanced alkalinity, which gives your water a more natural taste than regular 5 stage RO water filter.
【LOW MAINTENANCE】：Transparent 1st stage housing for easy visual inspection. Three extra long life pre-filters to remove large contaminants and protect RO membrane. Ultra fine (RO) filter to remove contaminants down to 0. 0001 microns; fine GAC filter to provide final polishing to the purified water and (AK) filter to finally restore just the right proportion of healthy minerals and a natural alkaline balance. The end result is great-tasting bottled-water quality.
【EASY TO INSTALL & NO LEAKS】: The water purifier is designed for do-it-yourself installation and all necessary parts for installation are included. Backed by clear installation manual, instructional videos, and access to life-time technical support. The entire alkaline water filter fits nicely under a kitchen sink. For leak-free installation, simply push tubing ½ inch deep into quick-fitting connectors and lock; no threading pipes needed.
【100% SATISFIED CUSTOMERS】: RCC7AK from America’s favorite brand of under sink water filter is the highly rated reverse osmosis systems. Comes with 1-year limited manufacturer warranty upon registration and lifetime personalized support from GA, USA, combined with premium quality components, this water filter is to deliver endless bottled quality drinking water right in your home for many years to come, eliminating plastic waste.

Invigorated Water Alkaline Water Filter Jug - Long-Life Filtration System - Purifies and Restores pH Balance - Invigorated Living with Alkaline Water Filter Pitcher - Fluoride Water Filter - 3.5L

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Why We Love It

Enhances water with vital minerals.
Modern, user-friendly design.
Sustainable and health-conscious.

Main Highlights

PITCHER FILTER FOR HIGH PH ALKALINE WATER: Made with premium quality BPA-free plastic, our ph Restore Alkaline Water Filter Jug is equipped with our unique PH001 filter that offers multi-stage filtration. Its unique filter beads easily filters out harmful materials such as lead and chlorine while letting vital minerals like calcium and magnesium through. Its ionizing system softens water and increases its alkalinity up to ph9 giving you pure, odorless drinking water without an ounce of worry.
CONVENIENT, MODERN DESIGN, EASY TO USE: Built in a modern anti-slip design, our restore filter jug is reliable and super easy to use and store. Its innovative easy grip handle and sleek shape makes it highly suitable for every occassion, be it a casual family dinner, a social gathering or even an outdoor pool party. Simply fill the pitcher with tap water and enjoy refreshing, great-tasting water with utmost ease.
HUGE FILTER CAPACITY: Each pH Restore Alkaline water pitcher filter can filter up to 3.5 litres of water making it ideal for home, office, and outdoor use. Its PH001 filter can purify up to 1500 cups / 96 gallons / 360 litres of water throughout its lifetime and ensuring long-lasting filter life and usability. Be it for drinking, cooking, brewing coffee or tea, our restore filter is surely an affordable solution to keeping you and your family healthy!
A SUSTAINABLE SOLUTION - Made from quality BPA-free food grade materials, our filters are TUV and SGS Tested with a backed brand membership of The Water Quality Association. Save the planet by eliminating packaged plastic water usage while enjoying crystal clear purified water anytime of the day!
EVERYTHING INVIGORATED: We are committed to providing affordable products for you. We put so much thought and care into our products that we are confident you will love them.

PH001 3-Pack Alkaline Water Filter Cartridges – Replacement Cartridge for Invigorated Water Jug – Water Purifier, Filtration System for Pure Drinking Water – 1.136 Liters Capacity

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Why We Love It

Long-lasting, cost-effective filter.
Advanced alkaline water purification.
Promotes sustainable living.

Main Highlights

LONG-LASTING FILTER: Our PH001 alkaline water filter can process up to 360 liters of waterand helps you replace plastic water bottles. A greener, cost-effective choice for purified water.
ADVANCED ALKALINE WATER FILTER: Our multi-stage filtration process filters harmful substances out, while essential minerals are retained. It amplifies alkalinity up to pH 9.
PURE, REFRESHING WATER: Our water filter alkaline system delivers a fresh & rejuvenating water taste, ensuring your loved ones have access to clean, clear, and healthy water!
A SUSTAINABLE SOLUTION: Decrease your reliance on plastic bottled water and protect our Earth! Our alkaline water filters are made from BPA-free, food-grade materials.
INVIGORATE YOUR LIFESTYLE: Combine our alkaline water filter cartridges with products like the pH Recharge countertop pitcher. Our product range offers a money-back guarantee.

Fluoride Water filter Pitcher 3.5L – Removes Fluoride, Lead, Microplastics, PFOA, PFAS, Pesticides - Alkaline PH by Klar Water

10% OffFree Shipping

Why We Love It

Secure from harmful chemicals.
Transforms water alkalinity.
Long-lasting, efficient filters.

Main Highlights

Filters 95% of fluoride in tap and bottled water – Independently tested in the UK.
Filters 99% of PFOA and PFAS (Forever Chemicals) and Pharmaceuticals.
Filters microplastics – Will filter microplastics from tap and bottled water.
Alkaline water – Changes the PH of water to Alkaline.
Long lasting filter 60 days /350 litres lifespan for each filter – Fast filtration with a long lifespan.
BPA and Phthalate free– Pitcher made without any BPA and Phhaltes.

SmartPH Alkaline Water Purifier Filter Jug - 3.8L, Midnight Blue, BPA Free, Includes 2 BRITA Compatible Filter Cartridges | Fast Filtering Model

Cleaner, better-tasting water.
Reduces harmful chemicals.
Adds essential healthy minerals.

Main Highlights

【9 CUP MINERALIZED WATER FILTERING PITCHER】Enjoy cleaner, better-tasting water with the Santevia MINA Alkaline Water Filter Pitcher, the leading water filter pitcher for drinking water and home water purification. With the Santevia water filter jug, every glass of water you drink is mineralized, as our alkaline water filter first reduces impurities from water and then adds back healthy essential minerals like calcium, magnesium, and potassium.
【REDUCE LEAD AND CHLORINE】With our water purification pitcher, you can reduce harmful chemicals and heavy metals like chlorine and lead and ensure that every glass of water you drink contains essential minerals that support your health. Our water purification jug is optimized for taste, making water taste so good that you'll drink more of it and stay better hydrated. Our water filter pitcher with spout is designed to make it easy for you to enjoy clean and mineralized water at home.
【THE ALKALINE DIFFERENCE】Our alkaline water filter pitcher is the leading water filter pitcher for alkaline water filtration. Our home water purifier jug raises the pH of your water by up to +2.0 units, creating a smooth and silky taste. Increasing the alkalinity (resistance to acid) of your water helps to support your body's ability to fight unhealthy acidity. Our alkaline water pitcher is designed to provide alkaline water filtration that's healthier than regular tap water.
【OPTIMIZED FOR TASTE】Stay hydrated and healthy. Santevia’s MINA water filter pitchers are the leading water filter pitchers for drinking water. Santevia’s unique two-stage filtration and mineralization process makeswater taste fresh and delicious. Santevia’s water filter pitchers are the best water filter pitchers for home use, providing you and your family with clean and healthy water every day.
【MINERALS IN EVERY GLASS】 Choose the Santevia MINA water purifier, for a high-quality home water purifier that creates clean, mineralized andalkaline water. Santevia’s water purifiers for home ensure that you and your family always have access to clean and healthy water. The MINA alkaline pitcher is a water purifier pitcher that reduces impurities and adds essential minerals like calcium, magnesium and potassium to create mineralized water.

8.8

Excellent

We scanned 240 products

We reviewed these offers relevant to the Alkaline Water Filter 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 INVIGORATED WATER, BIO CERA, iSpring, Klar Water, SmartPH, Santevia, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Alkaline Water Filter in the market, we considered we took a deep dive into 1201 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:

The clear winner of our analysis is pH Recharge 3F Alkaline Countertop Water Filter Dispenser - 3.3 Gallons Water Jug Dispenser - Removes Fluoride Chlorine & Impurities - Improves Water pH - Clean Healthy Drinking Water - 12.5 litres. We love many things about this product by INVIGORATED WATER. What sets it apart from the competition is Elevates water to pH9, Includes three substantial filters, Space-saving, anti-slip design.
The best value product for most shoppers and where user satisfaction is continuously the highest is pH Restore Glass Alkaline Water Filter Jug - 3.5L Filter Water Jug with Multi-Stage Filtration, Reduces Fluoride Chlorine & impurities, Water Filter Cartridge Included, Pitcher Jug For High pH by INVIGORATED WATER based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Alkaline Water Filter and the best cost-to-value ratio is iSpring RCC7AK 6 Stage Reverse Osmosis Water System Under Sink with Alkaline Remineralization, NSF Certified, 75 GPD, TDS Reductionat iSpring with a 26% discount.
Our list of the best Alkaline Water Filter is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Alkaline Water Filter in The UK

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We scanned 240 products

We concluded that: