4-in-1 RO Remineralization Post Filter — Tourmaline, Bioceramic, Maifan & Alkaline/Calcite Media, 1/4″ or 3/8″ QC — SKU MINERAL4IN1

$25.00

4-in-1 Remineralization filter cartridge, SKU# Mineral4in1

<1
$25.00
1
$25.00 each
2 - 4
$22.00 each
5 - 9
$20.00 each
10 - 19
$10.00 each
20 - 24
$18.00 each
25+
$17.00 each

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Description

RO remineralization & final-stage treatment

Restore selected minerals and gently raise pH after reverse osmosis with a four-media mineral blend

MINERAL4IN1 is a final-stage remineralization cartridge for compatible RO systems. It combines tourmaline stone, bioceramic mineral media, maifan stone, and an alkaline/calcite blend. The practical purpose is to add selected soluble minerals back to low-TDS RO water, slightly increase pH, and create a fuller mineral taste.

MINERAL4IN1MyAquaFilter SKU
Final stageRecommended RO position
Cold waterPoint-of-use filtration
Mineral media

What the media contributes to finished RO water

Tourmaline stone; bioceramic mineral media; maifan stone; alkaline/calcite blend. These media are intended to add selected soluble minerals and gently adjust pH. The supplier lists potential release of calcium, magnesium, sodium, potassium, phosphorus, zinc, and other trace minerals.

Minerals & wellness context

Useful mineral information without overstating health effects

Source targets approximately pH 7.5–8.2. Calcium, magnesium, potassium, phosphorus, and zinc are essential nutrients, but the presence of these elements in the media does not establish a specific concentration in finished water. Mineral release varies with flow, contact time, pH, and cartridge age.

Tourmaline Media

Tourmaline, also known as the “Magic Stone,” is a semi-precious mineral renowned for its detoxification and health benefits. It helps relieve stress, improve circulation, boost immunity, and enhance mental clarity. It also emits Far Infrared Rays (FIR) and negative ions, which gently heal, stimulate, and detox the body.

FIR waves can penetrate deeply into the body, reaching tissue, muscles, and bones. According to Dr. M. Terman of Columbia University, negative ions—like those produced by tourmaline—can significantly improve mood and energy levels, with studies showing benefits comparable to antidepressants, but without side effects.

Additional benefits include:
– Reduction of water molecule clustering
– Activation of water molecules, enhancing hydration
– Release of over 15 trace minerals, including SiO₂, K₂O, CaO, Na₂O, and MgO

Learn more about the benefits of Tourmaline →


Maifan Stone Media

Maifan stone is highly absorbent and effective at removing heavy metals and contaminants. It also replenishes the water with essential minerals like Calcium, Iron, Zinc, Magnesium, and Selenium.


Bioceramic Infrared Media

A powerful source of Far Infrared Rays (FIR) and negative ions, this media helps improve circulation, boost cellular activity, and promote natural detoxification.

Specifications

Product details

Filter type 4-in-1 remineralization post filter
Listed media Tourmaline stone, bioceramic mineral media, maifan stone, alkaline/calcite blend
Target pH Approx. 7.5–8.2 per source; actual result varies
Size Source description lists 11″ × 2″; product title describes 2″ × 10″
Base connection 1/4″ FPT
Tubing options 2 × 1/4″ QC elbows, 2 × 3/8″ QC elbows, or all 4 elbows
Flow rate 0.50 GPM
Maximum pressure 90 PSI
Temperature 36–100°F
Capacity About 400 gallons or 6–12 months
Alternate source reference MIN4IN1-QC
SKU MINERAL4IN1

Installation & maintenance

  • Install as the final mineral-treatment stage unless your system layout specifies otherwise
  • Use cold, microbiologically safe source water only
  • Flush a new cartridge before drinking-water use
  • Measure pH or TDS after flushing if a specific finished-water profile is important
Compatibility

Confirm tubing size, flow direction, and desired water profile

For compatible countertop and under-sink RO systems. Install as the final stage after the RO membrane; select the fitting set matching 1/4″ or 3/8″ OD tubing.

!
Results vary naturallypH, mineral release, TDS, ORP, and taste depend on incoming water, flow, contact time, and cartridge age.
!
Not a medical treatmentThis is a water-treatment cartridge, not a device for diagnosing, treating, curing, or preventing disease.
Not sure which remineralization filter to choose?Send your system model, tubing size, current pH/TDS, and preferred finished-water profile.

Ask a Water Filter Specialist

Additional information

Weight 20 oz
Dimensions 12 × 3 × 3 in

1 review for 4-in-1 RO Remineralization Post Filter — Tourmaline, Bioceramic, Maifan & Alkaline/Calcite Media, 1/4″ or 3/8″ QC — SKU MINERAL4IN1

  1. 4 out of 5

    Dennis

    I added this 4-in-1 remineralization filter as the final stage to my countertop RO system, and the difference was noticeable right away. The water now tastes smoother and more refreshing, with a slightly alkaline feel that I love. I tested it after a few days of use and got a nice boost in pH and mineral content. I appreciate that it combines tourmaline, FIR media, and maifan stone all in one—very convenient and cost-effective. Highly recommend for anyone who wants to restore healthy minerals to their purified water


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