Tums Extra Strength Antacid for Heartburn Relief centered front view of the 100-count box and open bottle with assorted-berries chewable tablets; packaging shows TUMS branding and 'Extra Strength' and lists 750 mg calcium carbonate per tablet (300 mg elemental calcium) for heartburn, acid indigestion and sour stomach.

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Tums Extra Strength Antacid for Heartburn Relief

Key item features

Each tablet of Extra Strength TUMS® contains 750 mg of calcium carbonate/tablet (equivalent to 300 mg of elemental calcium).

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