Hard water is a common problem in many households. It is among the leading cause of soap and energy wastage. In addition to increasing the usage of soap, hard water also affects your digestive system by leaving salt deposits. To get rid of this menace, you need to use the best water softener salt.

But if you don’t have time to go through the whole article, and just want to know what the best water softener salt is, then our recommendation is the Mortons Salt 1501.

Why use water softening salts?

If your community relies on water supply from a hard water source, the water at your house probably contains unwanted minerals such as calcium, magnesium, sulfates, chlorides, and a variety of carbonates.

But wait a minute. If minerals are good for our bodies, then why is hard water bad for your pocket, health, and eventually the environment? Read on to discover more information about hard water, its disadvantages, and how to make your water soft.

A Quick View of Our Rating

Our #1 rated – Mortons Salt 1501

Our #2 rated – Compass minerals NASC Sm-1931

Our #3 rated – Cargill Salt 7304

Our #4 rated – True value Extra Coarse

Our #5 rated – Diamond Crystal Sun Gems

Disadvantages of using hard water

First, hard water makes household cleaning harder. If you prefer not to spend loads of time on mundane household tasks such as cleaning, you should know that hard water steals time from you because it does not lather easily.

The salts in the water react with the mineral compounds in the soap. This reaction results in a sticky, insoluble compound that leaves stains on surfaces. To prevent this kind of stains, you should use water softener salts to reduce the formation of precipitates.

This precipitate creates a sticky scum that coats the soap particles and reduces the cleaning ability of your soap, thus leading to wastage.

As you cook, water hardening salts increase the boiling point of water. At higher altitudes, this worsens the situation by making it harder to bring your water to a boil. You, therefore, end up expending more energy and time. Not to mention the extra effort required to scrub your pots after using them to boil the water.

Even after consuming the much-needed resources to boil it, hard water will still affect your health negatively. Prolonged consumption of hard water exposes you to a urinary tract problem. Drinking or cooking with hard water could lead to the formation of calcium oxalate crystals in the urinary tract.

Moreover, hard water is injurious to your looks. It also leaves marks on utensils and surfaces. When ingested, these deposits cause skin dryness and a pale sheen on your hair.

Hard water forms scales on taps, pipes, and water heating equipment. The lifespan reduces dramatically since it is difficult to descale some of these items. Moreover, more scales mean you have to replace this equipment frequently, which poses a threat to the environment. Over time, this frequent replacement also builds up to significant expenditure.

So, how do you get rid of hard water?

The internet is awash with articles advising people on how to combat the hard water problem. Whilst there are many ways to make water soft, but the most cost-effective and easy to use method is by using the best water softener salt. The following is a review of the leading water softening salts.

What is the best water softener salt?

Diamond Crystal Sun Gems

Softening hard water is a necessary part of your home improvement program. What better way exists than to use a versatile water softener salt?

It is manufactured from sea salt to give it a distinctive extra coarse texture.

The manufacturer adds no anti-caking agents or conditioners, thus giving the salt a white appearance. This salt contains no additives, something that gives it a 99 % purity. At such a high concentration level, the salt dissolves fast and holds lesser impurities. At such high levels of purity, the salt is similar to table salt.

This salt is packaged in pellet form for easier handling and faster dissolution inside the water tank.


  • 99.8% purity
  • Uses a patented two-handle bag for easier carrying


  • Debris buildup over time
  • Purified water is not ideal for plants

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True value Extra Coarse

Salt crystals are usually finer than water softening pellets are. True value Extra Course goes against the grain by making the crystals larger and rougher. The rough edges increase the solubility rate since more surface is exposed to the water.

At 99% purity, this salt is edible, thus increasing the value you get with each purchase. The smaller salt particles dissolve faster to enhance the performance of your softener, thus slashing the time and energy you spend using it.


  • Delivers faster results as compared to salt pellets
  • Suitable for most water softeners
  • High purity is ideal for consumption


  • Easier to spill due to its small particles

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Morton Salt 1501

When choosing a quality hard water softener, it is easier to choose a known brand. Morton is popular worldwide for its expertise in salt manufacturing. The manufacturer made this salt in pellet form to make it easy to use.

The salt uses a chemical formula that prevents the buildup of limescale in your water supply system. It works by catalyzing the regeneration of resin beads in the water storage system. Faster resin build up reduces the amount of salt needed and the speed of water softening without leaving residue in the tank.

Morton strives to transfer value to you through innovative packaging. A bag of this salt weighs 50 pounds, which is slightly above the monthly consumption of an average household.


  • Patented formula assures users of quality
  • Handy re-sealable tab on the pack
  • Easy to use


  • Some resellers overprice the product
  • 50-pound bag could be heavy for some buyers

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Compass minerals NASC Sm-1931

Compass sources its salts from evaporated seawater. The water is left on an open space to dry. Being a natural product, the NASC boasts of 99% purity. The one percent is taken up by useful additives and insoluble natural salts.

This gives the salt an added edge since it eliminates odors in addition to preventing rust and grime from forming. To make your work easier, the firm packages the salt in the form of water-soluble pellets. The sun-drying combines with plastic packaging make this salt relatively cheap.

For convenience, the salt can be used on any water softener. The plastic packaging with polythene inserts is easy to carry and protects your salt from damage both in transit and in storage.


  • Water-soluble pellets
  • Good and useful packaging


  • Additives don’t dissolve fully

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Cargill Salt 7304

This water softener has a distinctive advantage over rock salts. More and more people are shifting from traditional rock salts to crystallized salts. Why? Crystallized salts are cleaner and dissolve in water faster.

The crystalline form of the salt particles means the salt has smaller flakes. A smaller particle dissolves faster, thus reducing the chances of salt debris buildup.

On the downside, the smaller crystals could spill easily.


  • Variety of packaging options
  • Smaller particles are easier to use


  • High pricing

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Our Choice

In any household, hard water is an enemy. It makes it hard to shower, clean, and cook. It deters the formation of lather and causes stains and films of scum on bathroom surfaces. It is necessary, therefore, to make the water from your tap soft before you start using it.

The best water softener salt neutralizes magnesium and calcium in the hard water and supports the retention of sodium. This changes the flavor and chemical composition of the water. Whether you choose a crystallized water softener or a pelletized softener, the benefits to your health, appearance, and budget are integral.

This article aimed to review some of the best water softener salts. Through an analysis of these salts, it is clear that the Mortons Salt 1501 takes the day. Their softener is of high quality and easy to carry. The brand’s long presence in the market also gives it a competitive edge.