Tums Ultra Strength 1000 Assorted Fruit Chewable Antacid Tablets bottle

Tums Ultra Strength 1000 Assorted Fruit Chewable Antacid Tablets Review

TUMS Ultra Strength Chewable Antacid Tablets provide fast-acting relief for heartburn, sour stomach, and acid indigestion. The active ingredient, calcium carbonate, quickly neutralizes stomach acid on contact to relieve symptoms.

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Product Focus: Occasional Heartburn: Fast ReliefAlso graded for:Bone Health Blood SugarAlso covers:Digestion

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Members see this product's tier and why. Tiers run from 1, the strongest evidence, to 5. How we grade →

Evidence ⓘ

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How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.

Positive Reviews

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Biohacker Mentions

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Study, Trial or Testing Result Summary

MembersHuman studies

Each serving gives 1000 milligrams of calcium carbonate, which is than the 420 milligram single dose that heartburn in studies. In 26 people with meal-triggered heartburn, one 420 milligram dose acid in the gullet and heartburn compared with placebo. …

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Review Totals and Summary

Members27,469 reviews

27,469 reviews · CVS 9,505 · Target 5,202 · Samsclub 4,779 · Fsastore 4,220 · Hsastore 3,763

Reviews for TUMS Ultra Strength 1000 Assorted Fruit Chewable Antacid Tablets are , with users highlighting the product’s effectiveness in rapidly heartburn, sour stomach, and acid indigestion. people mention that these chewable tablets quickly, often providing noticeable within minutes—something that seems to set them apart in daily use. …

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Biohacker Summary

MembersWhat our biohacker panel says

Those who it say it supports bones, nerves, muscles and the heart, and one suggests 1,000 to 1,200 milligrams a day, which can come from calcium carbonate or calcium citrate. The one who lists calcium carbonate among synthetic supplements to avoid, while the voices point to food sources such as sardines, dairy and kale, and one is weighing whether he needs a supplement at . …

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RAL Summary

MembersThe tier and why

Calcium carbonate at a dose beat placebo for fast heartburn in controlled trials, the largest with 83 people, and of a very number of reviews are .

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More Details

MembersBody systems · Combine with · Possible side effects

Body systems: Digestive system. Combine with and possible side are for members.

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Supplement Facts

Calcium carbonate USP 1000 mg · elemental calcium 410 mg · magnesium 5 mg

Supplement Facts

Serving Size 1 tablet

Servings Per Container none

Amount Per Serving% Daily Value

Calcium carbonate USP	1,000 mg	†
elemental calcium	410 mg	†
magnesium	5 mg
sodium	2 mg

† Daily Value not established.

Other ingredients: Adipic acid, corn starch, FD&C blue #1 lake, FD&C red #40 lake, FD&C yellow #5 (tartrazine) lake, FD&C yellow #6 lake, flavors, mineral oil, sodium polyphosphate, sucrose, talc.

Directions: Adults and children 12 years of age and over: chew 2-3 tablets as symptoms occur, or as directed by a doctor. Chew or crush tablets completely before swallowing. Do not take for symptoms that persist for more than 2 weeks unless advised by a doctor.

Label source: Tums · Report a label change

Where to Buy

Tums · Amazon · Walmart

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Graded October 24, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.