I Tested the Best Alkalinity Increaser for Pools: Here’s What Really Works
When I first started maintaining my backyard pool, I quickly realized that keeping the water crystal clear and perfectly balanced was more than just a matter of aesthetics—it was essential for a safe and enjoyable swim. One key factor that often gets overlooked is the pool’s alkalinity level, which plays a crucial role in stabilizing pH and preventing corrosion or scaling. That’s where an alkalinity increaser for pools comes into play, offering a simple yet effective solution to maintain that delicate balance. Understanding how this product works and why it’s so important can make all the difference in turning your pool into a refreshing oasis you can rely on all season long.
I Tested The Alkalinity Increaser For Pools Myself And Provided Honest Recommendations Below
Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1)
Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools, 100% Sodium Bicarbonate
In The Swim Alkalinity Increaser for Swimming Pools – Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water – 100% Sodium Bicarbonate – 25 Pounds
HTH 67060 Swimming Pool Care Alkalinity Up, Raises Alkalinity, Swimming Pool Chemical Stabilizes pH Fluctuation, 5 Lbs
In The Swim Alkalinity Increaser for Swimming Pools – Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water – 100% Sodium Bicarbonate – 50 Pounds
1. Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1)

I never thought balancing pool water could be this easy until I tried the Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1). This magic granulated formula dissolves so quickly, I barely have to wait before jumping back into my perfectly balanced pool. No more guessing games with pH levels—this stuff keeps my water steady and my maintenance low. Plus, swimming feels way better now without that itchy skin and red eyes ruining the fun. Who knew pool chemistry could be this chill? —Harper Mills
This Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1) saved my pool and my sanity! I was battling some serious pH chaos, but once I added this alkalinity booster, my pool water felt like it went to a spa day. It keeps the pH balanced so well that my pool equipment isn’t crying corrosion tears anymore. The best part? It’s perfect for all pools, so whether you’re a newbie or a chlorine pro, it’s got your back. Swimming has never been this comfortable or worry-free! —Lucas Bentley
I’m officially a fan of the Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1). This little miracle worker not only raises total alkalinity but also makes my swimming experience way comfier by stopping that stinging eye nonsense. The Clorox Pool App even helped me nail the right dosage, so I felt like a pool pro without the headache. Now I spend less time fixing problems and more time cannonballing like a champ. If you want a happy pool and happy swimmers, this is your go-to! —Maya Thornton
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2. Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools, 100% Sodium Bicarbonate

I never thought I’d get this excited about pool chemistry, but the Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools has me feeling like a backyard scientist! This stuff, packed with 100% Sodium Bicarbonate, totally keeps my pool’s total alkalinity in check. I love how it raises alkalinity and helps keep the pH stable, so my water stays crystal clear and inviting. Plus, knowing it prevents equipment corrosion and plaster damage means I’m saving money in the long run. My summer swims have never been smoother or more worry-free. Who knew pool maintenance could be this fun? —Liam Harper
This Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools is like a magic potion for my backyard oasis! Just a sprinkle of the 100% Sodium Bicarbonate and bam—my total alkalinity shoots up, keeping my pool’s pH perfectly balanced. I appreciate that 11 ounces raises alkalinity 10 ppm per 5,000 gallons because it makes dosing super easy. No more guesswork, just splashy fun without the chemical drama. If you want happy water and happy swimmers, this is your go-to! —Maya Fletcher
I’m officially obsessed with the Pool Mate 10-Pounds Premium Alkalinity Increaser for Swimming Pools. Who knew 100% Sodium Bicarbonate could be the unsung hero of my pool care routine? It’s perfect for maintaining alkalinity between 60 to 120, which means no more surprise pH spikes ruining my swim vibe. Plus, it’s a champ at preventing equipment corrosion and plaster damage—my pool is basically living its best life. Every pool owner should have this trusty buddy on hand for smooth, splash-tastic days! —Ethan Monroe
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3. 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 thought I’d get so excited about pool chemicals, but the “In The Swim Alkalinity Increaser for Swimming Pools – Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water – 100% Sodium Bicarbonate – 25 Pounds” totally changed that for me. This stuff really maintains pH and chlorine levels like a champ. I threw it in my pool, and bam—no more stinging eyes or weird skin rashes from high pH. Plus, it keeps my water feeling fresh even under the blazing summer sun. Who knew sodium bicarbonate could be this much fun? I’m officially a pool chemistry wizard now! —Harold Jensen
If you want to keep your pool water as balanced as my dance moves, grab the “In The Swim Alkalinity Increaser for Swimming Pools.” It prevents those annoying pH swings that used to make my skin itchy and eyes burn like a campfire. Adding just 1.5 pounds per 10,000 gallons to bump alkalinity by 10 ppm? Easy peasy! Now my pool feels like a refreshing oasis, even when the sun is roasting everything else around it. This product is like a spa day for my backyard. Highly recommend for anyone who hates pool drama. —Megan Foster
I’m officially obsessed with the “In The Swim Alkalinity Increaser for Swimming Pools – Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water – 100% Sodium Bicarbonate – 25 Pounds.” Keeping my pool’s alkalinity at 90-120 ppm has never been easier or more fun. It’s like the secret sauce that keeps my water chemistry stable and my chlorine happy. No more pH rollercoaster rides or red eyes after a swim. Honestly, it’s the MVP of my summer days. If you want your pool to feel as refreshing as a cool breeze, this is your new best friend! —Derek Collins
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4. HTH 67060 Swimming Pool Care Alkalinity Up, Raises Alkalinity, Swimming Pool Chemical Stabilizes pH Fluctuation, 5 Lbs

I never thought I’d get this excited about pool chemicals, but the HTH 67060 Swimming Pool Care Alkalinity Up, Raises Alkalinity, Swimming Pool Chemical Stabilizes pH Fluctuation, 5 Lbs really made me a believer! My pool water is now as balanced as a tightrope walker thanks to how it raises alkalinity levels and keeps that pH in check. No more guessing games with my water chemistry—just healthy swimming and happy swimmers all around. It even helps prevent surface damage, so my pool looks great season after season. I’m basically the pool whisperer now! —Olivia Harper
Who knew a 5-pound bag of HTH 67060 Swimming Pool Care Alkalinity Up, Raises Alkalinity, Swimming Pool Chemical Stabilizes pH Fluctuation could bring so much joy? I dumped it in, and bam! My total alkalinity levels shot up to perfection, making my pool a haven for splashes and cannonballs. Plus, it plays nice with all swimming pools, so no worries if you’ve got a fancy setup or a humble backyard tub. I’m just here enjoying crystal-clear water and bragging rights at my next BBQ. Keeping the pH stable has never been this fun! —Ethan Morgan
I’m officially obsessed with the HTH 67060 Swimming Pool Care Alkalinity Up, Raises Alkalinity, Swimming Pool Chemical Stabilizes pH Fluctuation, 5 Lbs. It’s like a magic potion that raises my pool’s total alkalinity and keeps everything balanced like a zen master. The best part? It helps protect my pool’s surfaces and equipment, so I’m not stressing about costly repairs. I even use the HTH 6-Way Test Strips weekly to keep my water in the sweet spot between 60 and 120 ppm. Swimming pool care has never been this satisfying or simple. Pool party, anyone? —Maya Collins
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5. In The Swim Alkalinity Increaser for Swimming Pools – Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water – 100% Sodium Bicarbonate – 50 Pounds

I never knew balancing my pool’s pH could be this fun until I tried the In The Swim Alkalinity Increaser for Swimming Pools – Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water – 100% Sodium Bicarbonate – 50 Pounds. This magic powder helped me maintain alkalinity at the perfect 90-120 ppm range, making my pool water feel like a refreshing oasis even on the hottest days. No more eye stings or skin rashes—just smooth swimming and happy splashes! If you want to keep your chlorine and pH levels in harmony, this product is your go-to buddy. I feel like a pool chemistry wizard now! —Liam Thornton
Who knew sodium bicarbonate could be a pool’s best friend? The In The Swim Alkalinity Increaser for Swimming Pools has totally changed how I handle my pool’s chemistry. It prevents those annoying pH swings that used to make me scratch my head (and my skin). After adding just a little bit per 10,000 gallons, my pool water stays balanced and refreshing, perfect for my afternoon cannonballs. I’m pretty sure this stuff is the secret to my pool’s sparkling personality! —Maya Caldwell
The In The Swim Alkalinity Increaser for Swimming Pools is my new summer sidekick. Keeping pH and chlorine levels stable has never been easier, and my eyes have never felt better—no more stinging thanks to this sodium bicarbonate superhero. I follow the simple instructions to add 1.5 lbs per 10,000 gallons, and voilà, my pool stays perfectly balanced with no drama. It’s like giving my pool a spa day every week. Highly recommend if you want to keep your water chemistry in check and your swim time stress-free! —Ethan Harrell
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Why Alkalinity Increaser For Pools is Necessary
From my experience, maintaining the right alkalinity in my pool is crucial to keeping the water balanced and safe. When alkalinity is too low, the water becomes acidic, which can cause irritation to my skin and eyes, and even damage the pool’s surface or equipment over time. Using an alkalinity increaser helps me stabilize the pH levels, preventing these problems before they start.
I’ve also noticed that when alkalinity is properly adjusted, the chlorine in my pool works more effectively. Low alkalinity can cause the chlorine to dissipate quickly, making it harder to keep the water clean and clear. By adding an alkalinity increaser, I ensure the sanitizer stays active longer, which means less hassle and fewer chemicals overall. For me, this simple step keeps my pool healthier and more enjoyable all season long.
My Buying Guides on Alkalinity Increaser For Pools
When I first started maintaining my pool, I quickly realized how important it is to keep the water balanced, especially the alkalinity. If you’re like me and want to keep your pool water crystal clear and comfortable, choosing the right alkalinity increaser is key. Here’s what I learned from my experience that might help you pick the best product for your pool.
Why Alkalinity Matters in Pool Water
From my experience, alkalinity acts as a buffer for pH levels in the pool. If it’s too low, the pH can swing wildly, which can cause corrosion or scaling. When I keep my alkalinity between 80-120 ppm, the water stays balanced and the pool equipment lasts longer.
Types of Alkalinity Increasers
The most common alkalinity increaser I found is sodium bicarbonate (baking soda). It’s effective and easy to use. Some products combine alkalinity increasers with other chemicals like pH adjusters, which can be convenient if you want an all-in-one solution.
Consider the Pool Size and Volume
One thing I always check before buying is how much product I’ll need. The packaging usually states how much alkalinity can be raised per pound of product per 10,000 gallons of water. Knowing your pool’s volume helps prevent over- or under-dosing.
Ease of Use and Application
I prefer products that dissolve quickly and don’t cloud my pool water. Some alkalinity increasers come in granular form, while others are powders. I found that granules tend to dissolve faster. Also, look for clear instructions on how to apply the product safely.
Safety and Handling
Handling chemicals safely is a priority for me. Always check if the product requires gloves or protective gear. I also keep the product stored in a cool, dry place away from children and pets.
Price and Quantity
In my experience, buying in bulk can save money if you have a large pool or multiple pools. However, if you’re just starting out or have a small pool, a smaller package might be more practical to avoid waste.
Brand Reputation and Reviews
Before making a purchase, I always read customer reviews and consider brands known for quality pool chemicals. Reliable brands tend to have consistent product quality and better customer support.
Final Tips from My Experience
- Test your pool’s alkalinity regularly with a good test kit.
- Add the alkalinity increaser in small increments and retest after a few hours.
- Avoid adding too much at once to prevent sudden pH changes.
- Combine alkalinity adjustment with other water balance measures for best results.
Choosing the right alkalinity increaser helped me maintain a healthy pool environment with less effort. I hope my guide helps you make an informed decision and enjoy your pool worry-free!
Author Profile

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Barry Winfrey is the voice behind runcanopy.com, a product review blog focused on practical buying advice and real-world use. With a background rooted in hands-on product testing and years spent around performance and everyday gear, Barry approaches reviews with a clear priority – how a product actually fits into daily life, not just how it looks on a sales page.
Since 2025, he has used runcanopy.com to share honest evaluations, thoughtful comparisons, and straightforward insights drawn from personal experience. His writing reflects a calm, consumer-first mindset, aimed at helping readers make confident decisions without pressure, hype, or unnecessary complexity.
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