Best Calcium Carbonate Antacids in 2026

Contents: 1 bottle containing 330 TUMS Extra Strength Antacid Tablets for Chewable Heartburn Relief and Acid Indigestion Relief in easy to take, delicious assorted fruit flavors (orange, cherry, lime and lemon) for immediate heartburn relief

Multi-Symptom Relief: This heartburn medicine treats the four signs of heartburn: burning in the chest, acid indigestion, sour stomach and upset stomach associated with these symptoms

Fast And Powerful Strength: Nothing works faster; These calcium carbonate tablets go to work instantly by starting to neutralize acid on contact

25-count bottle of Pepcid Complete Acid Reducer + Antacid Chewable Tablets with Famotidine in Berry flavor to help provide fast heartburn relief from acid indigestion

Just one acid reducer + antacid chew starts relieving indigestion in seconds for effective heartburn relief that lasts all day or all night (based on 9-hour acid control studies during the day and 12-hour acid control studies during the night)

Each chewable heartburn reliever tablet is specially formulated with 10 milligrams of famotidine, a known acid reducer, plus 800 milligrams of calcium carbonate and 165 milligrams of magnesium hydroxide, which are antacids

Contents: 28 TUMS Chewy Bites Chewable Antacid Tablets with Gas Relief in tasty lemon and strawberry flavors

Multi-symptom relief: Tablets work quickly to relieve heartburn, sour stomach, acid indigestion and upset stomach associated with these symptoms. This product also contains simethicone to relieve gas

Fast and powerful strength: These chewable antacid tablets go to work instantly by starting to neutralize acid on contact, with 50% more acid fighting power per tablet than TUMS Regular Strength for fast relief in every bite

Contents: 1 resealable bag containing 32 individually wrapped TUMS Chewy Delights Ultra Strength Antacid Soft Chews for Chewable Heartburn Relief and Acid Indigestion Relief in an easy to take, delicious Very Cherry flavor

Multi-Symptom Relief: This heartburn medicine treats the four signs of heartburn: burning in the chest, acid indigestion, sour stomach and upset stomach associated with these symptoms

Fast And Powerful Strength: Nothing works faster! These ultra strength antacid soft chews go to work instantly by starting to neutralize acid on contact

Chewy Not Chalky: Fast-acting relief for heartburn, acid indigestion, upset and sour stomach from 750 mg of calcium carbonate in an enjoyable product form

Full of Flavor: Delicious lemon, orange, and strawberry flavors are easily accessible in an easy-to-open flip cap bottle. Adults and children 12 years and up can take 1-2 chewable tablets every 2-4 hours as needed.

Same Benefits, Lower Cost: Amazon Basic Care Antacid Fruit Chews are formulated to include the same active ingredients and provide the same relief as the name brand, but at a lower price to consumers

Contents: 140 TUMS Smoothies Extra Strength Chewable Antacid Tablets for Extra Strength Heartburn Relief and Acid Indigestion Relief, with a smooth taste and delicious Berry Fusion flavor that starts to dissolve the instant it touches your tongue

Multi-Symptom Relief: This heartburn medicine treats the four signs of heartburn: burning in the chest, acid indigestion, sour stomach and upset stomach associated with these symptoms

Fast And Powerful Strength: Nothing works faster! These calcium carbonate tablets go to work instantly by starting to neutralize acid on contact

Contents: 60 TUMS Smoothies Extra Strength Chewable Antacid Tablets for Extra Strength Heartburn Relief and Acid Indigestion Relief, with a smooth taste and delicious Berry Fusion flavor that starts to dissolve the instant it touches your tongue

Multi-Symptom Relief: This heartburn medicine treats the four signs of heartburn: burning in the chest, acid indigestion, sour stomach and upset stomach associated with these symptoms

Fast And Powerful Strength: Nothing works faster! These calcium carbonate tablets go to work instantly by starting to neutralize acid on contact

Sal de Uvas Picot is like a lifesaver when we have overindulged in food or drink. It helps with a quick relief to heartburn symptoms.

Picot Antacid gives fast relief against indigestion. The ingredients in our product are highly alkaline and, they are excellent neutralizers for stomach acid excess.

Sal de Uvas Picot, effervescent powder, dissolves very fast in the water. It helps adjust stomach pH and provide you with efficient and fast relief, reducing the stomach's heaviness.

Contents: 1 bottle containing 72 TUMS Ultra Strength Chewable Antacid Tablets for Heartburn Relief and Acid Indigestion Relief in easy to take, delicious Assorted Berry flavors - Strawberry and Raspberry

Multi-Symptom Relief: TUMS antacid tablets treat the four signs of heartburn: burning in the chest, acid indigestion, sour stomach and upset stomach associated with these symptoms

Fast And Powerful Strength: Nothing works faster! This TUMS Assorted Berries 1000 mg antacid tablets go to work instantly by starting to neutralize acid on contact

One pill per day: get 24-hour relief from frequent heartburn in just 1 easy pill each day.* Zegerid OTC Proton pump inhibitor medication treats frequent heartburn.

Zero heartburn:* Use as directed for 14 days for treating frequent heartburn. Zegerid OTC may take 1-4 days for full effect, although some people might get complete relief within 24 hours.

Leading prescription acid reducing ingredient: This over the counter PPI (Proton pump inhibitor) contains Omeprazole, a leading Proton pump inhibitor used to fight frequent heartburn.

Contents: 42 Nexium 24HR Acid Reducer Capsules and 32 TUMS Chewy Bites Antacid Tablets Bundle to relieve heartburn and acid indigestion and provide upset stomach relief associated with those symptoms

Nexium 24HR for Protection From Heartburn: Just one a day, for 14 days provides all-day, all-night relief from frequent heartburn (occurs 2 or more days a week)

Nexium 24HR Stops Acid Before It Starts: Proton Pump Inhibitors (PPIs) like Nexium 24HR acid reducers block the problem at the source, turning your body’s acid pumps from on to off and giving you protection from frequent heartburn

CONTAINS: One (1) 72-count bottle of Rolaids Ultra Strength Antacid Chewable Tablets, Assorted Fruit flavors

ROLAIDS ULTIMATE ACID-NEUTRALIZING HEARTBURN RELIEF: Rolaids Ultra Strength antacid tablets neutralize more than 100 times their own weight in stomach acid*

GOES TO WORK INSTANTLY: Chewable antacid tablets with calcium carbonate and magnesium hydroxide start to work immediately to help relieve heartburn, acid indigestion, and sour stomach

CONTAINS: twelve (12) 30-count packs of Rolaids Extra Strength Antacid Chewable Tablets, Assorted Fruit flavor

EXTRA STRENGTH ANTACID: Rolaids Extra Strength antacid neutralizes stomach acid immediately upon contact*. *acid neutralization does not correlate to symptom relief

CHEWABLE ANTACID TABLETS: calcium carbonate and magnesium hydroxide start to work immediately to help relieve heartburn, acid indigestion, and sour stomach

Gaviscon provides fast acting, long lasting heartburn relief and is an acid reflux remedy (when used as directed)

Relieves heartburn, sour stomach, acid indigestion, and upset stomach associated with these symptoms

Quickly neutralizes stomach acid and helps keep acid down for hours (when used as directed)

Neutralizes acid fast on contact!

Get powerful relief of heartburn, upset stomach, and acid indigestion with headache or body aches

Our flagship form effervescent tablets dissolve in water to bring you fast, fizzy relief. Hear it, see it, and feel it working.

Fast relief for an upset stomach and heartburn

Also relieves acid indigestion

Assorted berry flavor

Sugar Free

Relieves heartburn, sour stomach, acid indigestion and upset stomach associated with these symptoms

Provides fast-acting, extra strength heartburn relief

Number 1 Rescue Treatment for Immediate Heartburn Relief: Gelusil helps bring immediate, temporary relief for the pain of heartburn or acid indigestion, for periodic heartburn or breakthrough heartburn between doses of other heartburn medicine

Fast Acting Multi Symptom Relief: Neutralizes acid fast and relieves symptoms related to heartburn, acid reflux, GERD, indigestion, upset stomach, sour stomach, bloating and gas

Refreshing Mint Flavor: Gelusil's refreshingly cool, mint flavored chewable antacid tablets are easy to consume and come in a convenient 100 count package

Big relief for your kids' little tummies

Kid's Pepto Antacid Chewable Tablets relieves: heartburn, acid indigestion, sour stomach and upset stomach

Calcium Carbonate

Chewable

Rich in calcium

Relief of acid indigestion & heartburn

CONTAINS: One (1) 60-count bottle of Rolaids Advanced Antacid Plus Anti-Gas Chewable Tablets, Assorted Berry

KICKS ACID & MORE: Rolaids Advanced Antacids plus Anti-Gas offer multi-symptom relief

GOES TO WORK INSTANTLY: Chewable antacid tablets start working immediately to help relieve heartburn, acid indigestion, pressure and bloating commonly referred to as gas

Powerful all-in-one tablet: Mylanta ONE combines 3 powerful antacid and anti-gas ingredients - Calcium carbonate, magnesium hydroxide, and simethicone - In a single fast-acting chewable tablet - Say goodbye to handfuls of chalky antacids

Multi-symptom relief: each tablet relieves 5 symptoms: heartburn, acid indigestion, sour stomach, upset stomach from these symptoms, bloating and painful pressure from gas

Fights everyday acid indigestion

Fights upset stomach fast

Contains calcium carbonate.

Soothing & effective heartburn relief for kids: Our physician formulated chewable antacid heartburn medicine temporarily relieves heartburn symptoms including acid indigestion, upset stomach, and nausea so your little ones (ages 2+) can get back to playing.

Safe when used as directed: Genexa’s Kids' Tummy Relief helps relieve your child's heartburn symptoms every day.

Effective active ingredient: Made with 500mg of calcium carbonate, Kids' Tummy Relief provides soothing relief your child need.

Contents: 190 TUMS Naturals Ultra Strength Antacid Chews Black Cherry & Watermelon, provides fast-acting, ultra strength heartburn relief. Great tasting with no artificial flavors or dyes

Multi-symptom relief: Tablets work quickly to relieve heartburn, sour stomach, acid indigestion and upset stomach associated with these symptoms

Fast and powerful strength: Nothing works faster! These 1000mg antacid tablets go to work instantly by starting to neutralize acid on contact, with 33 percent more acid-fighting power per tablet than TUMS Extra Strength

Compare to Tums Ultra Active Ingredient.

Calcium Rich Antacid/Calcium Supplement.

For Fast Relief of: Heartburn, Acid Indigestion, Sour Stomach.

RESPONSIBLY MADE - Certified Gluten-Free, Vegan, Kosher and Non-GMO Verified. Made with recyclable packaging and the manufacturing of this product supports wind power. This product does not contain wheat, yeast, soy, milk, salt, sugar or preservatives, artificial colors, flavors, or sweeteners.

RESPONSIBLY MADE - Certified Gluten-Free, Vegan, Kosher and Non-GMO Verified. Made with recyclable packaging and the manufacturing of this product supports wind power. This product does not contain wheat, yeast, soy, milk, salt, sugar or preservatives, artificial colors, flavors, or sweeteners.

PLEDGE OF INTEGRITY - For decades, Country Life Vitamins has been a leading source for wellness education and a trusted shop for natural products that are ethically made with the highest quality raw ingredients and proud to be backed by the B-Corp standard.

Effective & soothing acid reflux relief: Our chewable antacid heartburn medicine temporarily relieves heartburn symptoms including acid indigestion, upset stomach, and nausea.

Safe when used as directed: Genexa’s Antacid Maximum Strength helps relieve heartburn symptoms every day.

Maximum strength relief: Made with 1000mg of calcium carbonate, Antacid Maximum Strength provides the maximum relief you need.

Compare to tums ultra active ingredient

Calcium rich antacid/calcium supplement

For fast relief of: Heartburn, acid indigestion, sour stomach

A homeopathic medicine that works naturally

Fast-acting when taken at the onset of symptoms

Quick-dissolving tablets. Carbo vegetablilis 4C HPUS - relieves stomach bloating with gas