MXL ionizer filters for safe, fresh, and great-tasting water every day

Genuine MX & MXL Replacement Filters – Engineered for Peak Performance

Keep your Life Ionizer MX or MXL Series producing premium alkaline water with genuine replacement filters. Our complete lineup includes Filter #1 for first-stage sediment and chlorine removal, Filter #2 with CleanTech™ multi-stage filtration for heavy metal protection, and Citric Acid Cleaning Cartridge to maintain plate efficiency. Compatible with MXL-5, MXL-7, MXL-9, MXL-11, MXL-13, MXL-15, and all MX/M-Series models. 
Pre-filters for your Life Ionizer are further down the page - click here
Skip to results list
Availability
Price
to
The highest price is $69.97
Clear
12 items

Filter

Availability
Price
to
The highest price is $69.97

Pre-filters that remove the chemicals that are in your City water source.

The EPA has a database of 86,173 toxins that can be in your City water They only monitor 90 & the rest are classified as “no legal limit” The high quality filters below will remove these chemicals.
Life Super Filter Set water filtration system with NSF certified media
Sale

Super Filter Set NSF Certified Remove Fluoride Lead Heavy Metal

Super Filter Set NSF Certified Remove Fluoride Lead Heavy Metal
$169.94 $179.94
LF100 filter set removes 99 percent VOCs heavy metals

LF100 Super Filter 99% NSF Certified Contaminant Removal

LF100 Super Filter 99% NSF Certified Contaminant Removal
$79.97
5 micron carbon block prefilter for Life Ionizers chlorine removal

5 Micron Carbon Block Filter Chlorine VOC Removal

5 Micron Carbon Block Filter Chlorine VOC Removal
$39.97
LF100F filter removes fluoride 99 percent VOCs heavy metals"

LF100F Filter 99% VOC Fluoride Heavy Metal Removal

LF100F Filter 99% VOC Fluoride Heavy Metal Removal
$99.97
Arsenic lead fluoride removal cartridge for water ionizers

Arsenic Lead Fluoride Filter Heavy Metal Removal

Arsenic Lead Fluoride Filter Heavy Metal Removal
$79.95
Coral calcium remineralizer cartridge adds minerals to water

Coral Calcium Remineralizer Add Minerals to Water

Coral Calcium Remineralizer Add Minerals to Water
$79.97
Life Ionizer Scale Block™ – Hard Water Scale Prevention & Removal Cartridge

Scale Block Filter Hard Water Scale Prevention

Scale Block Filter Hard Water Scale Prevention
$99.97
KDF-55 heavy metal removal cartridge granular activated carbon"

Granular Carbon KDF 55 Heavy Metal Filter Copper Zinc

Granular Carbon KDF 55 Heavy Metal Filter Copper Zinc
$99.97
White cylindrical water filter on a white background

Single Pre-Filter Housing for Water Ionizers

Single Pre-Filter Housing for Water Ionizers
$39.97
White dual filter housing with a beige mounting bracket on a white background

Double Pre Filter Housing Two Stage with Mounting Bracket

Double Pre Filter Housing Two Stage with Mounting Bracket
$99.97
Three white cylindrical filters with a beige top section on a white background

Triple Pre Filter Housing Three Stage Maximum Protection

Triple Pre Filter Housing Three Stage Maximum Protection
$99.95
Two white Fluoride Reduction water filters with a chrome faucet on a white background

Fluoride Reduction System Removes 90 to 99 Percent

Fluoride Reduction System Removes 90 to 99 Percent
$197.00
KDF-85 sulfur iron removal cartridge well water filter

Granular Carbon KDF-85 Sulfur Iron Removal Well Water Filter

Granular Carbon KDF-85 Sulfur Iron Removal Well Water Filter
$99.97
Life Ionizer Nitrate Cartridge – Anion Exchange Resin for Nitrate Removal & Well Water Treatment

Life Ionizer Nitrate Removal Cartridge Anion Exchange Well Water

Life Ionizer Nitrate Removal Cartridge Anion Exchange Well Water
$79.95
5 micron sediment filter for Life Ionizers removes rust sand dirt
Sold out

5 Micron Sediment Filter Rust Sand Dirt Removal

5 Micron Sediment Filter Rust Sand Dirt Removal
$56.00
5 micron string wound sediment filter high capacity
Sold out

5 Micron String Wound Sediment Filter High Capacity

5 Micron String Wound Sediment Filter High Capacity
$43.00
Use genuine MXL replacement filters for optimal performance and long-lasting ionizer efficiency

Why Your MXL Deserves Genuine Filters

Your Life Ionizer MXL is a precision-engineered water ionization system with platinum-titanium electrode plates designed to last 15-20+ years. But its performance depends entirely on the quality of your filters.

Genuine MXL filters feature technologies you won't find in aftermarket alternatives:

CleanTech™ Multi-Stage Filtration – Combines sediment removal, solid carbon block, granular activated carbon, and advanced media for maximum contaminant removal.

Vitamin C Ceramic Block® – Our proprietary technology neutralizes both chlorine AND chloramines that standard carbon filters miss.

KDF-55 Heavy Metal Reduction – Copper-zinc media reduces lead, mercury, arsenic, and other dangerous metals to nearly untraceable levels.

Aftermarket filters may look similar, but imprecise fit causes water bypass, inferior media misses contaminants, and cheap seals can damage your ionizer. The small savings aren't worth risking your family's water quality or your expensive ionizer.

Choose genuine. Protect your investment. Taste the difference.

Everything Your MXL Needs – All in One Place

Keep your Life Ionizer running at peak performance with our complete MXL maintenance system:
MX water ionizer filter 1 – genuine replacement for clean and healthy drinking water

Filter #1

Your first line of defense. Removes sediment, chlorine, chloramines, and chemicals using solid carbon block and Vitamin C Ceramic Block® technology. Replace every 6-12 months.
MX ionizer filter 2 for safe, fresh, and great-tasting water every day

Filter #2

Advanced second-stage protection. Multi-stage media & KDF-55 reduces heavy metals like lead, mercury, and arsenic to nearly untraceable levels. Replace every 6-12 months.
MX water ionizer citric acid filter for removing scale and maintaining clean water

Citric Acid Cleaner

Essential plate maintenance. Dissolves calcium scale and mineral deposits that build up on your ionization plates. Restores optimal pH, ORP, and water flow. Use every 3-4 months.

Inside Your MXL Filter: 4 Stages of Protection

Every genuine MXL filter packs four advanced filtration stages into a single cartridge. Here's what happens when water flows through:

Stage 1: Ultra-Fine Sediment Capture: The outer layer catches particles as small as 5 microns – including rust, sand, dirt, and pipe debris. This protects the inner filtration media and prevents sediment from reaching your ionization plates.

Stage 2: Solid Carbon Block Filtration: High-density activated carbon removes chlorine, volatile organic compounds (VOCs), pesticides, herbicides, and industrial chemicals. The solid block design provides more surface area than granular carbon for superior absorption.

Stage 3: Vitamin C Ceramic Block®: Our proprietary ceramic technology neutralizes chlorine AND chloramines. This matters because many cities now use chloramines instead of chlorine – and standard carbon filters can't remove them. Vitamin C Ceramic Block® can.

Stage 4: KDF-55 Heavy Metal Reduction: Copper-zinc alloy media reduces dangerous heavy metals to nearly untraceable levels:

  • Lead (critical for older plumbing)
  • Mercury (industrial contamination)
  • Arsenic (common in well water)
  • Chromium and cadmium

The Result: Water that's clean enough to maximize your ionizer's hydrogen production and antioxidant power.
Three solid carbon block filtration filters on a stand with blue labels.

Genuine vs. Aftermarket: Know the Difference

See why thousands of MXL owners choose genuine Life Ionizer filters over cheap alternatives.

Feature Genuine Life Ionizer ✓ Aftermarket Filters ✗
Filtration Technology CleanTech™ multi-stage with 4+ filtration layers Basic single-layer carbon
Vitamin C Ceramic Block® ✓ Removes chlorine & chloramines ✗ Cannot remove chloramines
Heavy Metal Reduction ✓ KDF-55 reduces lead, mercury, arsenic, chromium ⚠️ Limited or no protection
Contaminants Removed 200+ verified contaminants Unknown / unverified claims
Fit & Seal Quality ✓ Precision-engineered for MXL systems ⚠️ Imprecise fit causes bypass
Flow Rate Calibration ✓ Optimized for ionization efficiency ⚠️ May stress pumps
Material Quality NSF-certified, BPA-free, food-grade Unknown materials
Quality Control ✓ Individually tested ✗ Inconsistent batches
Warranty Protection ✓ Maintains full warranty ⚠️ May void warranty
Ionizer Plate Protection ✓ Protects platinum-titanium plates ⚠️ Risk of plate contamination
Product Support ✓ Expert support at 844-335-2174 ✗ No manufacturer support
Verified Authenticity ✓ Genuine sealed packaging ⚠️ Counterfeit risk
Subscribe and save – convenient delivery of water ionizer products at special prices
Life Ionizer Filters Autoship

Never Run Out of Filters – Subscribe
& Save 13%

  • Life gets busy — and filter changes often get forgotten.
  • When filters expire, the health benefits run out as well. Keep those contaminants out of your Family’s water.
  • Our Subscribe & Save Program makes it effortless to stay protected:
  • Fresh filters delivered automatically on your chosen schedule.
  • Save 13% on every shipment — no promo codes or reminders needed.
  • We cover your State Sales Tax, saving you an average of 8% more.
  • No more guessing when it’s time to reorder.
  • No more running out of health water while waiting for filters to arrive.
  • Just pure, great-tasting healthy water with 40 Health Benefits— don’t run out!

How It Works (3 Steps)

Step 1: Choose Your Filters: Select the replacement filters for your Life Ionizer model. We carry filters for every series 7000, 7500, 9000, MX, MXL, and more.
Step 2: Set Your Schedule: Choose delivery every 6, 9, or 12 months based on your water usage and quality. Change or pause your schedule anytime – no commitments.
Step 3: Save & Relax: Save 13% on every subscription order. Filters arrive before you need them. Your ionizer keeps producing healthy, clean, optimized alkaline drinking water.

 Start Your Subscription & Save 13% →
WHY BUY FROM US

Why Customers Choose Life Ionizer For Filters

Multi-stage water filtration system ensuring optimal performance and safe drinking water

Advanced Multi-Stage Filtration

Each Life Ionizer filter combines activated carbon, KDF media, and ceramic technology to reduce chlorine, heavy metals, and unwanted contaminants while preserving essential minerals for optimal hydration.
Person using a UV water sterilizer in a kitchen setting

Perfect Compatibility

Precision-engineered for Life Ionizer models 7700, 9000, and the Next Generation series, these genuine replacement filters ensure a perfect fit and consistent, high-performance operation.
NSF certification labels on a blurred laboratory background

NSF/ANSI Certified Materials

Life Ionizer filters are made with NSF/ANSI-certified media, the industry standard for safety and performance, providing laboratory-verified reduction of fluoride, arsenic, and other contaminants.
Long-lasting performance water filtration for reliable clean drinking water

Long-Lasting Performance

Built for durability and reliability, each filter delivers months of dependable use, helping protect internal ionizer plates and maintain strong, consistent water output.
Eco-friendly product with leaves and recycling symbols on a white background

Eco-Friendly & Cost-Effective

Reduce plastic waste and bottled water dependence with long-life filters designed to save money while supporting a more sustainable, environmentally responsible lifestyle.
Trusted health benefits of Life Ionizer water – clean, safe, and balanced drinking water

Trusted Health Benefits

Enjoy cleaner, better-tasting water that supports daily hydration, natural detoxification, and overall wellness—empowering a healthier lifestyle with every glass.
Gradient background transitioning from light blue to white

Frequently Asked Questions
Q: Which Life Ionizer models are compatible with these filters?

A: These filters fit all Life Ionizer MXL series including MXL-5, MXL-7, MXL-9, MXL-11, MXL-13, and MXL-15 in both countertop and under-counter configurations. They also work with all MX series and M-series ionizers. Not sure which model you have? Check the label on your ionizer.
Q: How often should I replace my MXL filters?

A: We recommend replacing Filter #1 and Filter #2 every 6-12 months depending on your water quality and daily usage. Households with hard water or 4+ people should replace closer to 6 months. Run the Citric Acid Cleaner every 3-4 months regardless of filter schedule.
Q: What's the difference between Filter #1 and Filter #2?

A: Filter #1 handles first-stage filtration – it removes sediment, chlorine, and chemicals using solid carbon block and Vitamin C Ceramic Block® technology. Filter #2 provides second-stage protection with CleanTech™ media and KDF-55 copper-zinc alloy that reduces heavy metals like lead, mercury, and arsenic. Both filters work together for complete water purification.
Q: Why should I choose genuine filters over aftermarket?

A: Genuine Life Ionizer filters use premium materials including CleanTech™ media, Vitamin C Ceramic Block®, and KDF-55 for heavy metal reduction. They're precision-manufactured for exact fit and optimal flow. Aftermarket filters often have imprecise sizing causing water bypass, inferior filtration media, and poor seals that can damage your ionizer. Genuine filters also maintain your warranty coverage.
Q: What does the Citric Acid Cleaner do?

A: The Citric Acid Cleaner dissolves calcium scale and mineral deposits that build up on your ionization plates over time. This buildup reduces pH output, weakens ORP readings, and slows water flow. Running the cleaning cycle every 3-4 months restores peak performance and extends your ionizer's lifespan.
Q: How do I install the replacement filters?

A: Filter replacement takes about 5 minutes. Turn off water supply, open the filter compartment, twist out the old filters, insert new filters, and twist to lock. Run water for 2-3 minutes to flush before drinking. Your ionizer manual has specific instructions, or contact us for guidance.
Q: Can I extend my filter life?

A: Yes! Adding an exterior pre-filter system removes sediment and contaminants before they reach your internal filters, extending their life by 2-3x. Pre-filters are especially recommended for hard water, well water, or high-usage households. Browse our pre-filter collection for options.
Q: Will using aftermarket filters void my warranty?

A: Using non-genuine filters can void your Life Ionizer warranty if they cause damage to your system. Genuine filters are designed to work perfectly with your ionizer and maintain full warranty coverage. Protect your investment by always using authentic Life Ionizer products.
Woman holding a water bottle with a display of Life Ionizer Filters on a white background

Genuine Filters. Pure Water. Peace of Mind.

Join thousands of MXL owners who trust only authentic Life Ionizer filters. 100% genuine products, fast shipping, and expert support – everything you need to keep your ionizer running perfectly.

 SHOP YOUR FILTER TODAY!