Spa Mineral Sanitizers for a Hot Tub

Keep reading our guide to learn which one of the Spa Mineral Sanitizers is perfect for you.

The role of a good hot tub sanitizer is imperative and your choice of sanitizers is one of the most important decisions you will make as a spa owner.

With the wide range of products available in the market, it is difficult to choose the best one to suffice your sanitizing needs. For your convenience, we’ve done the hard work for you and found 6 of the best spa sanitizers on the market.


1. Jacuzzi ProClear Mineral Spa Sanitizer, 2890-185


The ProClear Spa Sanitizer delivers a more efficiently sanitized, easily maintained, and odor-free hot tub. ProClear also significantly improves the look and feel of your water by providing a more consistent PH balance. Using trace elements of silver, ProClear kills bacteria more effectively than chlorine alone. It does this through an interaction with your regular dose of spa shock. When the special mixture of silver and minerals come in contact with MPS Spa Shock, a mild sanitizer is released into your spas water. This lowers the demand for chlorine and your spa water is not only brilliantly clear and soft, but gives you an alternative to chlorine-intensive treatments.


- Exclusively designed to work in your Jacuzzi Hot Tub. Simply drops right into your filter

- Works with your existing filtration system

- Hassle-free maintenance

- Leaves water softer and clearer

- Controlled Release Technology (CRT) ensures optimal mineral levels and no staining


2. Shulemin 2Pcs Pool Filter Mineral Sticks,Spa Hot Tub Cartridge Sanitizer Sticks Replacement for Hot Tub Purifier Disinfectant


The abundant minerals in the pool can maintain the water quality of the swimming pool for 4 months clear and up to the standard. It can be used as a gift to relatives and friends.


- The principle is simple-Food-grade mineral materials can fully absorb heavy metals and non-ferrous harmful substances, remove chloroform and other odorous substances in water and purify water.

- Wide range of applications-The product can be used in hot spring, swimming pool, bathtub and other water purification, providing safe and reliable water quality for your life.

- Simple operation-The item is easy to install and operate, it comes with instructions that you can follow quickly, and it is not affected by heat, bringing different experience to your life.

- Use at ease-Nature spa mineral stick can automatically add minerals to the hot springs, reducing impurities in the hot springs to create clearer and cleaner water.

3. Zodiac W20750 Nature2 SPA Stick Mineral Sanitizer


Spa naturally using the proven power of minerals. Nature2 Spa is a low-maintenance alternative to chlorine* that uses the antimicrobial power of minerals to give you cleaner, clearer water while providing round the clock algae control* — even when your pump is not running**. A convenient and simple sanitizing solution, Nature2 Spa drastically reduces chemical use, helping to keep pH in a neutral range and prolonging the life of your equipment. Guaranteed not to stain surfaces, Nature2 Spa installs in seconds and is easy to maintain — so you can simply sit back, relax and enjoy your spa without feeling, smelling, or being affected by harsh chemicals.


- chlorineEco-friendly way to keep your spa free from harmful bacteria

- Reduces need for harsh chemicals; less skin irritation

- Works with chlorine or Cense


4. FreshWater Mineral Spa Sanitizer


The Silver Ion Cartridge is a necessary part of keeping your hot tub clean and healthy. It works in conjunction with your hot tub’s ozone system to keep the water clean while also minimizing the need for constant dosing of Chlorine. This cartridge is specifically designed to work with all Hot Spring spas and will not fall into the plumbing like off-brand cartridges.


- It’s easy to install.

- Keeps spa water clean and crystal clear.

- Silver kills bacteria and lowers chlorine usage.

- A difference you can see, feel and smell.


5. Hot Tub Mineral Sanitizer SpaPurity For Hot Tubs, Cleans and Clarifies


SunPurity by Sundance Spas provides the ultimate in water purification for your spa for four months. Mineral purification is a natural process that carries out 3 functions: disinfection, algae prevention and clarification. Nature2 considerably reduces the amount of chlorine required in the water. Nature2 is a system, which protects and prolongs the clarity of the water without the usual chlorine constraints. Sundance Spas' mineral spa cleaner leaves water clean, clear and soft. An alternative to chlorine when used in combination with MPS (monopersulfate), the SunPurity cartridge fits into the bromine dispenser of the filter bays of 880 and 780 Series hot tubs. It reduces the potential for unpleasant odors and residue lines, and can be used with your hot tub ozone system. Lasts up to four months. Note: The SunPurity requires only a small maintenance dose of non-chlorine oxidizer and should not be mixed with bromine and bromides. The SunPurity cartridge is not compatible with biguanides such as SoftSoak or Baqua.


- Sundance Sunpurity Mineral Sanitizer Cartridge for Sundance Spas

- Mineral purification is a natural process that carries out 3 functions: disinfection, algae prevention and clarification

- Sundance Spas mineral spa cleaner leaves water clean, clear and soft

- Helps reduce the potential for unpleasant odors and residue lines, and can be used with your hot tub ozone system.

- Original Sundance Spa Parts


6. SPA Frog Mineral Sanitizer Filter Frog


Spa Frog Filter Mate mineral sanitizer cleans and clears hot tub water inside your cartridge. By adding half the usual amount of dichlor or bromine, you'll kill bacteria two ways.


- Spa frog filter frog mineral sanitizer

- Spa frog offers another approach to mineral spa care that fits in your filter

- Unique design draws water in through the openings in the cap and the scooped louvers at the top and circulates it through our mineral formula

- Lasts 4 months

 If you have any other questions about pool and spa products please do let us know - we are here to help! 

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