Best Calcium Carbonate Antacids of 2025

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Calcium carbonate antacids are a popular over-the-counter medication used to relieve heartburn, acid indigestion, and upset stomach. These antacids work by neutralizing stomach acid, which can help alleviate the symptoms of acid reflux. Calcium carbonate is the active ingredient in many popular antacid brands, such as Tums and Rolaids. These products are available in a variety of flavors and forms, including tablets, chewable tablets, and liquid suspensions. They are generally safe for most people to use, but as with any medication, it is important to read the label and follow the recommended dosage instructions.
At a Glance: Our Top Picks
Top 10 Calcium Carbonate Antacids
Rugby Calcium Carbonate Antacid Tablets - Peppermint Flavor
Relieve your heartburn and acid indigestion with Rugby Calcium Carbonate Antacid Tablets. These chewable tablets contain 500mg of calcium carbonate, which is a primary supplement for calcium. The active ingredient in the tablets is the same as TUMS Regular Strength, but at a more affordable price. The peppermint flavor not only tastes good but also helps to freshen your breath. With 150 chewable tablets in one bottle, you can easily take them with you on the go. Moreover, these tablets are gluten-free, making them suitable for people with gluten intolerance.
Berkley Jensen Extra Strength Antacid Tablets
Berkley Jensen Antacid Tablets provide quick relief from heartburn and indigestion, especially after enjoying a hearty or spicy meal. Each chewable tablet contains 750mg of Calcium Carbonate, which effectively neutralizes stomach acid, helping you feel comfortable again. These antacids are gluten and dairy-free, making them suitable for those with dietary restrictions. Plus, with a delicious berry flavor, taking these tablets feels more like enjoying a treat than taking medicine, making relief enjoyable and easy. With 200 tablets in a pack, you’ll always have a supply on hand for any discomfort that arises.
Pharbest Calcium Carbonate Antacid Tablets - 1000 ea
Pharbest Calcium Carbonate Antacid Tablets are formulated to neutralize or reduce stomach acids, relieve indigestion and heartburn symptoms, prevent stomach bleeding, and promote proper muscle contraction and nerve function. As an antacid, it provides quick relief and helps to alleviate discomfort caused by acid reflux. It is an effective supplement for individuals who need to maintain healthy digestive functions.
Quality Choice Calcium Carbonate Antacid Chewable Tablets
Get relief from heartburn, sour stomach, acid indigestion, and upset stomach with Quality Choice Calcium Carbonate Antacid Chewable Tablets. The pack of 3 contains 150 assorted fruit-flavored tablets with active ingredient 500mg of Calcium Carbonate, making it easy to compare with other leading brand antacids. Chew 2-4 tablets as symptoms occur for quick relief.
Quality Choice Ultra Strength Antacid Tablets
Quality Choice Antacid Tablets offer quick relief from heartburn and acid indigestion thanks to their high-strength formula containing 1000 mg of calcium carbonate. This powerful ingredient ensures you can tackle even the toughest symptoms effectively. The chewable format makes it easy for you to take these tablets without water, perfect for when you're on the go. Plus, the delightful berry flavor makes them enjoyable to consume, helping to alleviate discomfort without the unpleasant taste often associated with medications.
Wonderbelly Antacid Chewable Tablets
Wonderbelly Antacid Chews offer fast relief from heartburn and acid reflux symptoms. With 1000mg of Calcium Carbonate, these tablets provide the same effectiveness as leading brands. You can enjoy the delightful Tropical Fruit flavor while benefiting from a clean formula that is non-GMO, vegan, and free from artificial additives. Each canister contains 60 chewable tablets, making it easy to carry and use whenever discomfort strikes. The sustainable packaging is another plus, allowing you to feel good about your purchase while keeping your antacid handy in your bag or car.
Major Regular Strength Antacid Tablets
Major Antacid Tablets provide a reliable solution for heartburn and indigestion relief. Each chewable tablet contains 500 mg of calcium carbonate, which works effectively to ease discomfort from acid ingestion and sour stomach. For adults and children aged 12 and older, simply chew 2-4 tablets when symptoms arise. It's important to note that if symptoms persist beyond two weeks, you should consult a doctor. With a commitment to quality, Major Pharmaceuticals ensures these tablets meet high standards for effective relief, making wellness accessible for everyone.
Rugby Calcium Carbonate Antacid 1000 Tabs
Get relief from acid indigestion, upset stomach, and heartburn with Rugby Calcium Carbonate Antacid. These 648 mg tablets are easy to take and provide quick relief.
Amazon Basic Care Antacid Fruit Chews
Get fast-acting relief for heartburn, acid indigestion, upset and sour stomach with Amazon Basic Care Extra Strength Antacid Fruit Chews. With 750mg of calcium carbonate, this chewy, not chalky product comes in a delicious assortment of lemon, orange, and strawberry flavors. The easy-to-open flip cap bottle makes it convenient for adults and children 12 years and up to take 1-2 chewable tablets every 2-4 hours as needed. And, the best part? This product offers the same benefits as the name brand at a lower cost to consumers.
TUMS Extra Strength Antacid Tablets
TUMS Antacid Tablets are your go-to solution for immediate heartburn relief. With 330 chewable tablets in a delicious assortment of fruit flavors, including orange, cherry, lime, and lemon, these tablets provide fast and powerful relief from burning in the chest, acid indigestion, sour stomach, and upset stomach. The calcium carbonate formula works instantly to neutralize acid on contact, making these tablets the number one choice for doctors, pharmacists, and OB-GYNs. Plus, they are gluten-free and kosher, ensuring they can be enjoyed by everyone. Don't let heartburn ruin your day - trust TUMS Antacid Tablets to provide the relief you need.
Frequently Asked Questions (FAQs)
1. Is calcium carbonate a good antacid?
Calcium Carbonate [CaCO3] – Calcium Carbonate (chalk) is the most potent usable antacid. It can completely neutralize stomach acid. Nonetheless, it is not always the best choice for regular use.
2. Why is calcium carbonate the best antacid?
Acid reflux, which is when acidic stomach contents come back up into your esophagus, is typically the cause of heartburn. That burning sensation you feel is the rogue stomach acids actually touching the lining of your esophagus. When chewed, calcium carbonate can quickly neutralize that rogue esophageal acid.
3. Is calcium carbonate good for acid reflux?
Calcium carbonate is an antacid used to relieve symptoms of acid reflux, such as heartburn, indigestion, and upset stomach. This medication is available over the counter (OTC), but it shouldn't be used for more than 2 weeks for stomach symptoms without speaking to your healthcare provider.
4. What is a frequent side effect of calcium carbonate antacids?
Constipation, gas, and burping may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
During our calcium carbonate antacid research, we found 24 calcium carbonate antacid products and shortlisted 10 quality products. We collected and analyzed 133,699 customer reviews through our big data system to write the calcium carbonate antacids list. We found that most customers choose calcium carbonate antacids with an average price of $12.41.
The calcium carbonate antacids are available for purchase. We have researched hundreds of brands and picked the top brands of calcium carbonate antacids, including RUGBY LABORATORIES, berkley jensen, HARBEST, Quality Choice, Wonderbelly. The seller of top 1 product has received honest feedback from 3,994 consumers with an average rating of 4.9.

Bonnie Salem is a stay-at-home mother with two-year-old twins and has spent almost half of her life surrounded by baby products. As a mother and a professional copywriter, she has an insightful and unique eye for researching products suitable for infants. Bonnie Salem is an expert in health and nutrition who lives with her family in New Jersey. She has over 15 years of working experience in an institute of medicine after graduating from the University of Toronto. She is highly interested in personal health and wellness.