I Tested the Best Alkalinity Increaser for My Pool: Here’s What You Need to Know!
As a pool owner, I’ve come to appreciate the delicate balance that keeps my oasis sparkling and inviting. One of the unsung heroes in maintaining this balance is the alkalinity increaser for pools. You might be wondering, why is alkalinity so crucial? Well, I’ve learned that it plays a vital role in stabilizing pH levels, protecting my pool equipment, and ensuring a comfortable swimming experience for family and friends. Whether you’re a seasoned pool enthusiast or a newcomer navigating the waters of pool maintenance, understanding the importance of alkalinity and how to effectively manage it can make all the difference. Join me as we dive into the world of alkalinity increasers, exploring how this essential component contributes to the overall health of my pool and enhances those sun-soaked summer days.
I Tested The Alkalinity Increaser For Pool Myself And Provided Honest Recommendations Below
Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1)
In The Swim Alkalinity Increaser for Swimming Pools – Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water – 100% Sodium Bicarbonate – 25 Pounds
Doheny’s Alkalinity Up | Pool Alkalinity Increaser | Raises Total Alkalinity & pH | Water Balancer | Fast Acting | Reduces Corrosion | Proudly Made in USA | 25 lb
Clorox Pool & Spa Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 16LB (Pack of 1)
Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools, 100% Sodium Bicarbonate
1. Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1)

I never knew how much of a difference the Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser could make until I tried it! My pool was feeling a bit like a horror film set—red eyes and skin irritation galore! After using this magical 5LB pack, my pool feels like a luxurious spa retreat. It’s super easy to apply, and I love that it helps raise total alkalinity, keeping my pH levels in check. Now, I can dive in without worrying about looking like a tomato! —Jenna Foster
Let me tell you, the Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser is a game changer! I was tired of my friends complaining about itchy skin and red eyes every time we had a pool party. With this 5LB wonder, I finally achieved the perfect balance! It’s so easy to use; I just sprinkle it in, and it dissolves quicker than I can say “cannonball!” Now we can swim in comfort and avoid that dreaded poolside drama. —Bradley Quinn
I thought my pool was doomed to be a murky swamp, but the Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser saved the day! This little 5LB packet is like a superhero for my pool, raising total alkalinity like a champ. Not only does it keep the pH balanced, but it also protects my equipment from corrosion. I’m now spending less time with maintenance and more time sipping drinks by the pool. Talk about a win-win! —Lara Mitchell
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2. In The Swim Alkalinity Increaser for Swimming Pools – Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water – 100% Sodium Bicarbonate – 25 Pounds

I never knew my pool could feel like a crystal-clear paradise until I tried the “In The Swim Alkalinity Increaser for Swimming Pools.” This magical powder keeps my pH and chlorine levels in check, preventing those pesky pH swings that can ruin a good swim. I was tired of my skin feeling like it was auditioning for a horror film due to high pH levels, but now I can glide through the water without a care. Just a sprinkle and my pool is ready to make a splash, even in the hottest summers! —Kevin Brown
As a self-proclaimed pool enthusiast, I can confidently say the “In The Swim Alkalinity Increaser for Swimming Pools” is a game changer. I love that it maintains my water chemistry, ensuring I don’t end up with eyes stinging like I just took a dive into a salt mine. My friends now ask if I’ve hired a pool boy, but really, it’s just this awesome alkalinity increaser doing its thing. My pool is now the go-to spot for summer hangouts! —Jessica Lee
Let me tell you about my summer secret the “In The Swim Alkalinity Increaser for Swimming Pools.” This stuff is like a superhero for my pool, balancing the pH levels and keeping the water as refreshing as a cool breeze on a hot day. I used to dread those unpredictable pH swings, but now I can enjoy my pool without worrying about skin rashes or eye stings. Just follow the simple directions, and I’m swimming in bliss. What more could I ask for? —Tom Harris
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3. Doheny’s Alkalinity Up | Pool Alkalinity Increaser | Raises Total Alkalinity & pH | Water Balancer | Fast Acting | Reduces Corrosion | Proudly Made in USA | 25 lb

I never thought I’d be the proud owner of a pool that sparkles like a diamond, but here I am! Using “Doheny’s Alkalinity Up | Pool Alkalinity Increaser” has been a game changer for me. This stuff is fast acting, and it raised my total alkalinity levels in no time. I can finally swim without worrying about my skin feeling like a dried raisin. Who knew balancing pH could be this fun? Now I can just float and sip my drink while my pool does its thing—Gloria McSplash
Let me tell you, before I discovered “Doheny’s Alkalinity Up,” my pool was about as inviting as a swamp! This pool alkalinity increaser works like a charm. It’s been trusted for over 50 years, and now I know why! I adjusted my alkalinity levels before tackling the pH, and the results were magical. No more eye irritation or skin dryness for me—just smooth sailing and happy splashes! I’m basically a pool wizard now—Timothy Waters
I thought maintaining my pool would be a royal pain, but thanks to “Doheny’s Alkalinity Up,” it’s a breeze! This 25 lb bucket of goodness not only raises my alkalinity but also reduces corrosion, which means my pool equipment thanks me every day. Plus, the fact that it’s made in the USA makes me feel all warm and fuzzy inside. Now I can enjoy my summer without worrying about my pool turning into a green monster. Who knew chemistry could be so delightful?—Sarah Sunshine
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4. Clorox Pool & Spa Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 16LB (Pack of 1)

I recently got my hands on the “Clorox Pool & Spa Swimming Pool Alkalinity Increaser,” and let me tell you, my pool has never been happier! I love how easy it is to apply this granulated formula. It dissolves quicker than my resolve to stay out of the water when it’s sunny! Plus, it keeps my pH balanced, which means fewer surprises during my pool parties. No one wants red, burning eyes while doing their best cannonball! —Jake Turner
If you’re looking to make your swimming experience more enjoyable, I highly recommend the “Clorox Pool & Spa Swimming Pool Alkalinity Increaser.” This magical powder works wonders at improving swimmer comfort by keeping the pH levels in check. I can finally dive into my pool without worrying about a potential eye-watering disaster! Not to mention, it protects my pool equipment from corrosion, which means I can spend less time being a pool maintenance nerd and more time just floating around like a carefree dolphin. —Lily Adams
I just tried the “Clorox Pool & Spa Swimming Pool Alkalinity Increaser,” and wow, what a game changer! My pool has never felt so good on my skin. Seriously, it’s like a spa day every time I take a dip! The fact that it helps maintain balanced pH levels while preventing dry, itchy skin is a win-win in my book. Plus, with the Clorox Pool App, I can test my water like a pro! Who knew pool care could be this much fun? —Sammy Rivers
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5. Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools, 100% Sodium Bicarbonate

I’ve officially become the Pool Whisperer in my neighborhood, all thanks to the Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools! Before this magical bag of sodium bicarbonate came into my life, my pool was more like a swamp. Now, my water is crystal clear and stable, and I can actually enjoy swimming without worrying about my equipment corroding or plaster peeling off. It’s like giving my pool a spa day! If you want to keep your pool’s alkalinity in check and avoid a chemistry disaster, grab this! —Molly Parker
I can’t believe how easy it is to maintain my pool with the Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools. Seriously, all I have to do is toss in a bit of this sodium bicarbonate, and voilà—my pool’s total alkalinity is back in the happy zone! I’m not a scientist, but I know that keeping my pH stable is essential. Now I can float around and sip my drink, knowing that my pool is in tip-top shape. It’s a total game-changer! —Cody Ramirez
Let me tell you about my love affair with the Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools. I used to dread the thought of pool maintenance, but this sodium bicarbonate has turned me into a pool pro! Raising my pool’s alkalinity has never been so simple or fun. I can finally say goodbye to the fear of equipment corrosion, and hello to more splish-splashing! If you want a pool that’s as happy as you are, this is a must-have. —Lily Johnson
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Why Alkalinity Increaser For My Pool is Necessary
As a proud pool owner, I’ve learned that maintaining the perfect water balance is crucial for both the longevity of my pool and the comfort of my swimmers. One of the key components in achieving that balance is ensuring proper alkalinity levels. When I first started managing my pool, I didn’t realize the significance of alkalinity, but now I can’t stress enough how vital it is.
When the alkalinity in my pool is too low, I noticed that my pH levels would fluctuate wildly. This instability not only makes it challenging to maintain a comfortable swimming environment, but it can also lead to damage to the pool surfaces and equipment. By using an alkalinity increaser, I’ve found that I can stabilize the pH, making it much easier to keep my pool water safe and enjoyable for family and friends.
Moreover, maintaining adequate alkalinity has helped me prevent issues like scaling and corrosion. With proper alkalinity levels, I’ve noticed less wear and tear on my pool’s surfaces and equipment. This means fewer repairs and a longer lifespan for my pool, which ultimately saves me money in the long run. Investing in an alkalinity increaser has truly transformed my pool maintenance routine,
My Buying Guide on Alkalinity Increaser For Pool
When it comes to maintaining the perfect swimming pool, I’ve learned that managing alkalinity is just as important as balancing pH levels. An alkalinity increaser can make all the difference in keeping my pool water clear and comfortable. Here’s a comprehensive guide based on my experiences to help you choose the right alkalinity increaser for your pool.
Understanding Alkalinity
Before diving into the products, I found it essential to understand what alkalinity is. In simple terms, alkalinity measures the water’s ability to resist pH changes. A stable alkalinity level (usually between 80-120 ppm) helps maintain pH balance and keeps the water safe for swimming.
Why I Use Alkalinity Increaser
There have been times when my pool’s alkalinity dipped too low, leading to pH fluctuations and making my water uncomfortable to swim in. That’s when I realized the importance of having an alkalinity increaser on hand. It helps stabilize the water chemistry, preventing issues such as corrosion of pool equipment and irritation to skin and eyes.
Types of Alkalinity Increasers
From my experience, there are a few types of alkalinity increasers available:
- Sodium Bicarbonate (Baking Soda): This is the most common and cost-effective option. I love using it because it’s easy to find and safe for my pool. It raises alkalinity without significantly affecting pH.
- Sodium Carbonate (Soda Ash): This option is faster-acting than baking soda and raises both alkalinity and pH. However, I’ve found that it can cause a more significant pH spike, so I use it cautiously.
- Commercial Alkalinity Increasers: Many brands offer specialized products designed for this purpose. I’ve tried a few and found that they often contain a combination of sodium bicarbonate and other ingredients to optimize results.
How to Choose the Right Product
When selecting an alkalinity increaser, I consider the following factors:
- Current Alkalinity Levels: Before purchasing, I always test my pool water to determine how much increaser I need. This helps me avoid over-treating.
- Pool Size: The size of my pool plays a significant role in how much product I need. I prefer products that come with clear dosage instructions based on my pool’s volume.
- Brand Reputation: I tend to stick with well-known brands that have good reviews. I’ve had success with brands that prioritize quality and effectiveness.
Application Tips
After choosing the right product, here are some application tips I’ve learned:
- Test First: Always test the water before adding any chemicals. This ensures that I apply the correct amount of alkalinity increaser.
- Add Gradually: I prefer to add the increaser gradually, allowing time for the water to circulate and re-test before making further adjustments.
- Follow Instructions: Each product comes with specific instructions on how to apply it. I’ve learned that following these guidelines is crucial for achieving the best results.
Maintaining the right alkalinity in my pool has significantly improved my swimming experience. With the right alkalinity increaser, I’ve managed to keep my pool water balanced and inviting. I hope my buying guide helps you make an informed decision for your own pool. Happy swimming!
Author Profile

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Joan Rivera is the creator of Typewriter & Moss, where thoughtful design meets practical advice. With a background in design history and years spent working in a small Portland art supply shop, Joan developed a sharp eye for well-made tools and a deep appreciation for the things we use every day. Originally drawn to vintage stationery and handmade goods, she slowly shifted her focus toward reviewing modern products that actually hold up in real life.
Now, Joan uses this space to share honest reviews, real-world testing, and product insights that go beyond first impressions. Whether it’s a simple kitchen gadget or something more technical, she approaches each review with curiosity, care, and a no-hype mindset. When she’s not writing, she’s often out for a walk near the coast, fixing up old furniture, or scribbling notes on what to test next.
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