Search

*Disclaimer: Tossions earns a commission from qualifying purchases.

The 8 Best laundry additive for hard water of 2024

Are you trying to find laundry additive for hard water among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling laundry additive for hard water on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 22 hours of research and did 28 laundry additive for hard water tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best laundry additive for hard water you can buy today

No. 1
Charlie's Soap Booster & Hard Water Treatment 160 Loads (2.64 Lbs, 1 Pack) Natural Powdered Water Softener and Laundry Booster – Safe and Effective
  • Economical - Environmentally safe phosphate designed to soften water and leave no hard water scale, and at 160 average loads per bag, that is 0.17 cents per load and cheaper than the competition.
  • Boosts cleaning power of laundry detergent: Our laundry softener aids in the removal of tough stains and dirt from clothes and works to boost the cleaning power of your laundry detergent
  • Effective odor and stain removal: Booster formulated to aid in the removal of problem minerals from your water such as calcium, helping rid odors and stains from clothes, leaving them fresh and clean.
  • Safe for the environment: Add to your laundry supplies for a water treatment and laundry booster that and is an eco-friendly product for home use, making it safe for the environment
  • Septic Safe - When used in moderation, formula is safe in septic and municipal water systems. Non-precipitating and will not form scale
No. 2
Rockin' Green Laundry Detergent, Plant Based, All Natural Laundry Detergent Powder, Vegan and Biodegradable Odor Fighter, Safe for Sensitive Skin (Hard Rock 90 Loads - AC/DSea Breeze)
  • Formulated For Hard Water - Get rid of tough stains on stinky clothes with Rockin' Green Hard Rock Laundry Powder, an all-natural laundry soap powder that works best in hard water with high mineral content. It eliminates dirt and prevents residues and mineral deposits, while maintaining the quality of your fabric. No need for water softeners.
  • Plant-Powered Ingredients - Dermatologist-tested and hypoallergenic, our laundry detergent is made with plant-derived ingredients so it's safe even for babies. Unscented, all-natural and ideal for all fabrics, it uses an enzyme-free formula that’s great for delicate clothes and gentle on sensitive skin.
  • Suitable for All Washing Machines - More than just a detergent, this washing machine powder can be used as a pre-soak. Our 45-oz laundry detergent box cleans approximately 90 loads! Just add 1 scoop and run your usual wash cycle. Or add an extra scoop to deep clean. It works really well as an active wear detergent, sport laundry detergent & cloth diaper detergent.
  • Cleaner Clothes, Cleaner Planet - Live a cleaner, greener lifestyle with our 100% biodegradable laundry detergent. Free of bleach, dyes, parabens, phosphates, phthalates, SLS/SLES, optical brighteners, and artificial fragrances, Rockin' Green cleaning products are vegan and cruelty-free.
  • Rock the Green Lifestyle - We are on a mission to create economical, hardworking and biodegradable cleaning products to meet the demands of every family. We’d love for you to join the Rockin’ Green movement and enjoy safe and reliable products! If you are not satisfied with your purchase, contact our customer support and we'll get back to you within 48 hours.
No. 3
Calgon 4-in-1 Water Softener Tablets, Washing Machine Cleaner & Limescale Remover, Removes Odours, Limescale and Residue, Deep Clean, Size: XL (Packaging may vary), 75 Count (Pack of 1)
  • Calgon prevents limescale & rust build-up in your washing machine to protect the heating element, pipes and drum of the machine
  • Washing machine cleaner and limescale remover, removes odours, limescale & residue
  • Protects and cleans your washing machine by helping to prevent the build-up of limescale
  • Allows you to use only the amount of detergent required for soft water
  • Helps your washing machine work better for longer, whilst removing bad odours
  • Please note: 4-in-1 and 3-in-1 are the same product, only the packaging has been updated, you will either receive a 3-in-1 or a 4-in-1 packaging
No. 4
Earthborn Elements Sodium Tripolyphosphate, 1 Gallon Bucket, Powerful Cleaning Agent, Water Softener, Laundry Additive, Resealable Bucket
  • Earthborn Elements Sodium Tripolyphosphate comes in a resealable bucket
  • Powerful industrial cleaning agent
  • Water softener and treatment
  • Pure & Undiluted: Never any additives or fillers
  • Packaged in the USA
No. 5
Charlie's Soap Booster & Hard Water Treatment (2.64 Lbs, 2 Pack) Natural Powdered Water Softener and Laundry Booster – Safe and Effective
  • Economical - Environmentally safe phosphate designed to soften water and leave no hard water scale, and at 160 average loads per bag, that is 0.17 cents per load and cheaper than the competition.
  • Boosts cleaning power of laundry detergent: Our laundry softener aids in the removal of tough stains and dirt from clothes and works to boost the cleaning power of your laundry detergent.
  • Effective odor and stain removal: Booster formulated to aid in the removal of problem minerals from your water such as calcium, helping rid odors and stains from clothes, leaving them fresh and clean.
  • Safe for the environment: Add to your laundry supplies for a water treatment and laundry booster that and is an eco-friendly product for home use, making it safe for the environment
  • SEPTIC SAFE - When used in moderation, formula is safe in septic and municipal water systems. Non-precipitating and will not form scale.
No. 6
Calgon Liquid Water Softener, 32 Oz (Pack of 2)
  • Get clothes cleaner, whiter, and brighter vs detergent alone
  • Removes limescale and mineral build-up
  • Two Pack of 32 Fl Oz bottles
No. 7
Charlie's Soap - Laundry Booster and Hard Water Treatment 2.64 lbs (3 Pack)
  • SIMPLE INGREDIENT - Environmentally safe phosphate designed to soften water and leave no hard water scale
  • RINSES CLEAN - Rinses completely from fabric, leaving behind no residue on your clothes that can irritate sensitive skin
  • HARD WATER TREATMENT - Removes problem minerals from your water such as calcium that keep detergents from working
  • NON-TOXIC - Water softener for hard water and well water that aids in natural biodegradation in the environment
  • SEPTIC SAFE - When used in moderation, formula is safe in septic and municipal water systems. Non-precipitating and will not form scale
No. 8
Harris Borax Powder Laundry Booster and Multipurpose Cleaner, 1.5lb (Eucalyptus Mint)
  • Ultra Laundry Booster - Borax neutralizes the negative effects of hard water and allows your detergent to clean your clothing as it was intended
  • Multipurpose - Use for cleaning projects around the house on glass, countertops, dishwashers, carpet, toilets, grout/tile, and much more
  • Resealable Bag - Zipper allows the bag to be easily resealed for ongoing use and to preserve the freshness of the eucalyptus and mint essential oils
  • Scoop Included - Easy measure scoop makes adding a consistent amount to loads of laundry a breeze
  • Eucalyptus Mint Scented - Includes pure eucalyptus and peppermint essential oil, no artificial fragrances of any kind
No. 9
Micro Balance EC3 Liquid Laundry Additive
  • Environmentally Safe
  • No Harmful Chemicals
  • Safe for All Machines and Washable Fabrics
  • Use during wash cycles to rinse away mold from clothing, towels, linens, and athletic wear
No. 10
Mrs. Stewart's Concentrated liquid bluing , 8 ounce
  • Whitens white clothes safely
  • liquid-laundry-detergent
No. 11
Dirty Labs, Laundry Booster Bio Fragrance Free, 16 Ounce
  • GENTLE: Our formula is consciously formulated with 100% bio and mineral-based ingredients. We left out all the harsh chemicals, fillers, toxins, and pollutants commonly found in other boosters to create a hyperefficient, nontoxic, biodegradable formula. We only use the good stuff so your body and the environment are left as clean as your detergent.
  • EFFECTIVE: Our advanced 4-in-1 formula is the first laundry product in the US to feature a groundbreaking bioenzyme that breaks down tough-to-remove “biological” stains and odors caused by sweat, body grime, and blood. (Think ring around the collar, yellow pit stains, weird grey or yellow stains on your favorite white sheets, and other stains.)
  • ENVIRONMENTALLY FRIENDLY: At Dirty Labs - Less is More. By creating hyper-concentrated formulas, we greatly reduce our package sizes (and thus, our carbon footprint). Our packaging is made of recyclable cardboard. Our scoop is made from responsibly sourced schima superba wood. Our materials are responsibly sourced and extracted directly from nature. We examine every aspect of our product life cycles in order to achieve the safest, most sustainable solutions.
  • DIRECTIONS: Follow your washer and garment care label instructions. For best results, use with Dirty Labs Bio Laundry Detergents. For standard and HE machines. Septic Safe. 1) Use laundry detergent as you normally would. 2) Add Bio Laundry Booster to wash drum before adding clothes.
  • SPECS: 480 g = 48 loads. Free & Clear (Scent Free). Compatible with traditional and HE washers. Optimized for cold water. No synthetic ingredients. Biodegradable formula. Hypoallergenic and safe for sensitive skin. Safe for babies and pets. Cruelty-free. Vegan. No sulfates. No dyes. No parabens and preservatives. No optical brighteners. No chlorine bleach. No 1,4-dioxane. No fragrance. No CA Prop. 65 chemicals. Packaging and formula are BPA-free.
No. 12
Pure Original Ingredients Sodium Tripolyphosphate (5 lb), Powerful Cleaning Agent, Water Softener, Laundry Additive
  • Pure Original Ingredients Sodium Tripolyphosphate NSF/ANSI Standard 60 Certified
  • Use as a water softener and cleaning agent
  • Add to laundry detergent
  • Always pure ingredients with no additives
  • Packaged in Utah, USA
SaleNo. 13
4 Pack of 200g Naturally Activated Bamboo Charcoal Air Purifying Bags | Natural Home Deodorizer Bags | Charcoal Bags Odor Absorber For Pets | Odor Eliminator & Moisture Absorber Air Freshener Bags
7,119 Consomer Reviews
4 Pack of 200g Naturally Activated Bamboo Charcoal Air Purifying Bags | Natural Home Deodorizer Bags | Charcoal Bags Odor Absorber For Pets | Odor Eliminator & Moisture Absorber Air Freshener Bags
  • NATURALLY PURIFY YOUR LIVING SPACES - Remove odors from your home, office, garage, car, and anywhere else with our natural Bamboo charcoal bags. Forget those chemical-crammed air fresheners that fill your home and lungs with harmful chemicals. Enjoy clean, fresh air the natural way with our natural deodorizer bags! With each purchase, receive a bonus e-book featuring different tips and tricks to get the most out of your purifying bags.
  • POWERFUL AIR CLEANSING ACTION - The bamboo charcoal in our bags is 4 times better than regular charcoal as each natural air purifier bag contains activated charcoal from sustainable bamboo processed with high temperature oxygen-free carbonization. Don’t just mask those bad smells - eliminate odors and harmful air particles entirely with these bamboo charcoal bags odor absorber!
  • COMPLETELY ECO-FRIENDLY - By ‘recharging’ your bamboo charcoal bags for an hour in sunlight every month, each bag can give you up to 2 years of air-purifying action. After 2 years of use, the bamboo charcoal in our air purifying bags make a wonderful addition to your garden, helping plants absorb moisture and nutrients. This completes its lifecycle as a product that comes from the earth and ultimately gives back to the earth.
  • SAFE FOR YOUR FAMILY - These bamboo charcoal bags are 100% organic and chemical-free. This makes them ideal for homes with pets and young children. So ditch those dangerous regular air fresheners that contain harmful chemicals and choose an air purifying solution that gives your family a safe living environment instead. Get the peace of mind you desire!
No. 14
Reshoevn8r Shoe Cleaner Sneakers Kit, Starter Kit - Sneaker Cleaner for Canvas, Mesh, Knit, Leather, Nubuck, Plastic, & Rubber Shoes - 2oz Cleaning Solution, 1 Medium Bristle Brush, & Microfiber Towel
230 Consomer Reviews
Reshoevn8r Shoe Cleaner Sneakers Kit, Starter Kit - Sneaker Cleaner for Canvas, Mesh, Knit, Leather, Nubuck, Plastic, & Rubber Shoes - 2oz Cleaning Solution, 1 Medium Bristle Brush, & Microfiber Towel
  • RESHOEVN8R Starter Shoe Cleaning Kit: Our Starter Kit is the perfect on-the-go cleaning kit for your favorite kicks, with just enough gear to complete the job.
  • Everything You Need for an Effective Clean: Our Starter Kit includes a 2 oz. bottle of our Cleaning Solution, a Medium Bristle Brush, and a Microfiber Towel.
  • Directions: Fill a bowl with 4 oz of water and add 2 squirts of Cleaning Solution. Dip the Brush into the mixture and scrub your shoes clean. Pat your shoes dry with the Microfiber Towel and set them aside to air dry the rest of the way.
  • Only The Best: Our Cleaning Solution is made with 100% natural ingredients and is safe to use on almost any material. No harmful additives, chemicals, or dyes just concentrated clean.
  • Elevate Your Shoe Care: Established in Arizona in 2010, Reshoevn8r has become the leader in shoe care innovation, delivering the most extensive and effective shoe care products on the market. Our mission is to help people look and feel their best by providing that new shoe feeling after every clean.
No. 15
OUT White Brite Laundry Whitener, 1 lb. 12 oz. Bottle
  • Laundry whitener that brightens and removes dinghies bleach and ox i's can't
  • Removes yellowing and rust stains caused by iron and other water impurities
  • Eliminates stubborn red clay or red dirt stains: Works great on white baseball pants and other white sports uniforms
  • Reverses unfortunate color bleeds
  • Safer on white and colorfast fabrics than bleach
  • Use for cleaner, brighter, fresher laundry
  • Ideal for regions with high iron and red clay
  • Safe for use in all washing machines, including he, and with septic systems
  • Made in the USA
  • Laundry Additive and Booster
  • Laundry Additive and Booster
  • Removes Dingies Bleach and Oxis Can't
  • Removes Stain Caused by Rust, Red Clay, Color Bleeds, Baby Formula and More
  • Unlike Bleach, It Will Not Harm Fabrics
No. 16
Zero Odor – Laundry Odor Eliminator - Permanently Eliminate laundry Odor – Patented Molecular Technology Best For Clothes, Towels & Linens, Shoes, Bags, Etc. - Smell Great Again, 16oz
  • ELIMINATE ODOR IN ALL YOUR LAUNDRY - Perfect for Athletic Clothes and Active and gym wear, pet bedding, blankets, smoke smell, etc
  • CLEANS YOUR WASHING MACHINE - Eliminate Tough Laundry Odors and clean & deodorize your washing machine at the same tim
  • SAFE FOR YOU & YOUR WASHING MACHINE - Use in Traditional and HE Washing Machines, Safe to use with All Detergents. Nontoxic, Biodegradable, Safe for Human and Pet Bedding & Clothing
  • HOW TO USE: Add two (2) ounces of Zero Odor Laundry to wash load at the same time (and same location) that you add your favorite detergent.
  • Made in the USA
No. 17
Lemi Shine Dish Detergent Booster, Hard Water Stain Remover, Multi-Use Citric Acid Cleaner (24 oz Container, 2 Pack Bundle)
  • 100% GUARANTEED HARD WATER CLEANER: So long hard water spots! Our powerful booster solution is here to save your favorite glassware and dishes. Just add to your dishwasher load and watch those hard water spots, film, and other mineral deposits like calcium, lime, and iron disappear!
  • BOOSTED BY CITRIC ACID: Looking for a mighty, yet eco-friendly dishwashing solution? We got you! Thanks to our best friend citric acid, this booster is one of the toughest around to get rid of all the stains and spots on your dishes, leaving a sparkly clean finish. You're welcome!
  • POWERFUL FORMULAS, SAFER PRODUCTS: Clean your dishes with confidence! We’ve figured out how to power up better household supplies for dishwashing without compromising on safety. This plant-based detergent booster is completely free of dyes, phosphates, and bleach.
  • UNSTOPPABLE DISHWASHER DUO: Dirty dishes don’t stand a chance with Lemi Shine Dish Detergent Booster! Pair it with Lemi Shine Dish Detergent Pods to give all your dishes a deep clean and wipe away even the hardest stains and stuck-on food.
  • PROUD EPA SAFER CHOICE PARTNER: We’re proud to be named a Safer Choice Partner by The United States Environmental Protection Agency (EPA). At Lemi Shine, it’s not just about a spotless home for household cleaning products—it’s about keeping you, your family, and the planet safe. We got your back!
SaleNo. 18
Finish: Give Yourself the Gift of Done
  • Audible Audiobook
  • Jon Acuff (Author) - Jon Acuff (Narrator)
  • English (Publication Language)
  • 09/12/2017 (Publication Date) - Penguin Audio (Publisher)
SaleNo. 19
Calgon Liquid Water Softener, Laundry Detergent Booster, 32 Ounce (Pack of 1)
  • Add Calgon Water Softener to your laundry wash for whiter, brighter clothes
  • Removes limescale and mineral build-up
  • Removes detergent build-up and soap scum that cause clothing to appear dull and faded
No. 20
EnviroKlenz Liquid Laundry Enhancer Additive (20 loads) | Removes Chemical, Musty, Sweat and Body, Smoke, Fragrance, Pet Odors, And More | Non-Toxic & Fragrance-Free
  • ELIMINATE ODORS COMPLETELY: Remove odors and fragrances with our easy-to-use (no pre-mixing) Laundry Liquid Additive. It works on all laundry such as fabrics from your clothes, bedding, and towels.
  • SAFE AND GENTLE: Our laundry additive is hypoallergenic, unscented, non-bleaching, and non-dying. It’s perfect for sensitive skin, babies, and pets. A great addition to your laundry supplies!
  • REDUCING WASTE: this product is sustainable from conception to disposal. Our packaging is made with corrugated cardboard and can - and should!-be recycled, reducing plastic waste by 86%.
  • OUR PATENTED FORMULA has been tested and validated to capture and neutralize odors by using non-toxic ingredients without chemical fillers, additives, or masking agents. Clean, safe and odorless!
  • MADE IN THE USA: All Enviroklenz products undergo extensive testing before getting to your home. Proven to be safe, effective, and eco-friendly - get unmatched results and stop worrying about odors!

How to choose a good laundry additive for hard water

Does the idea of finding a fantastic laundry additive for hard water make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in laundry additive for hard water. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top laundry additive for hard water products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top laundry additive for hard water on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top laundry additive for hard water brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top laundry additive for hard water based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the laundry additive for hard water were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good laundry additive for hard water, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your laundry additive for hard water.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting laundry additive for hard water for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our laundry additive for hard water. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what laundry additive for hard water should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on laundry additive for hard water.