A GENEXA Antacid Maximum Strength bottle with a blue cap, berry flavor chewable tablets, is shown with pink tablets, a strawberry, and a raspberry in front. The label highlights heartburn and acid indigestion relief. Drug Facts label for GENEXA Antacid Maximum Strength tablets (calcium carbonate 1000 mg): includes uses, warnings, directions for adults/children 12+, storage instructions, inactive ingredients, and a contact phone number. A comparison image shows leading brands’ heartburn medicine full of artificial ingredients next to GENEXA Antacid Maximum Strength, labeled Effective Medicine, with 0% artificial additives and only calcium carbonate as the ingredient. A hand holds a GENEXA Antacid Maximum Strength bottle against a vibrant background with raspberries. Text highlights its simple ingredients like calcium carbonate, organic beet root, and non-GMO dextrose. A chart compares GENEXA Antacid Maximum Strength and leading brands on additives. GENEXA’s antacid is free from artificial additives, sweeteners, flavors, dyes, non-GMO & gluten-free—standards most supplements don’t meet. A strawberry is shown.
A GENEXA Antacid Maximum Strength bottle with a blue cap, berry flavor chewable tablets, is shown with pink tablets, a strawberry, and a raspberry in front. The label highlights heartburn and acid indigestion relief.

GENEXA Antacid Maximum Strength Chewable Tablets

72 count

Why we love it

  • Free from 3,000+ banned ingredients and meets our EU-informed standards.
  • Provides maximum strength relief from heartburn.
  • A gentle formula for digestive comfort.
  • A natural approach to stomach wellness.
Flavor:
Purchase options

Antacid Maximum Strength Chewable Tablets $11.79

Free carbon neutral shipping on orders $29+. Arrives in 3–5 days. Free, easy 30-day returns.

Genexa Antacid Maximum Strength is real medicine, made clean - providing maximum strength relief from heartburn, acid indigestion, sour stomach, and upset stomach associated with these symptoms.

Each chewable tablet has the same active ingredient you need (calcium carbonate), but without the artificial ones you don’t (artificial dyes, common allergens, talc).

We only use ingredients people deserve to make the first gluten-free, non-GMO, certified vegan medicines to help you feel better.

*Note: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Consult your physician before adding a dietary supplement to your diet.

Active Ingredient: Calcium Carbonate. InActive Ingredient: Organic Beet Root, Organic Carnauba Wax, Organic Flavors, Organic Dextrose, Organic Maltodextrin, Organic Rice Bran Extract

*Note: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Consult your physician before adding a dietary supplement to your diet.

Adults and children 12 years of age and older

  • Chew 2 tablets at the onset of symptoms
  • Do not swallow whole
  • Repeat every 6–8 hours as needed

Children 3–11 years of age

  • Chew 1 tablet at the onset of symptoms
  • Do not swallow whole
  • Repeat every 6–8 hours as needed

Children under 3 years of age — Ask a doctor before use

Grove Values

A flat lay of various health supplements on a green background, including multivitamins, hydration drink mix, vitamin gummies, effervescent tablets, and fruit chews, with some items open and a spoon with syrup.
3,000+ BANNED INGREDIENTS

Wellness formulas you can trust.

Every wellness product is reviewed by experts and screened for ingredients and materials that align with Grove’s strict standards — so you can feel good about what you and your family rely on to feel your best.

A bottle of SmartyPants Kids Multi & Omegas gummy vitamins lies on its side with colorful gummies spilling out, against a pastel green circular background.

Vetted for ingredient integrity

No artificial colors, flavors, or phthalates — all common in mainstream products

A bottle labeled Fast Forward with supplements spilling out, a wooden lid beside it, all placed on a green circular background.

No unnecessary extras

Free from artificial dyes, talc, titanium dioxide, and magnesium stearate

A box labeled Cabinet Gas Relief Extra Strength and a blue plastic container are displayed on a green circular background. The box shows it contains 75 softgels for gas relief.

Less plastic, fewer microplastics

Prioritized packaging options that reduce plastic waste and microplastic exposure

A close-up of a human fingertip with colorful microplastic particles on the skin, and images of a plastic bag, bottle, and six-pack ring layered in the corner, highlighting plastic pollution.

Go Beyond Plastic™ and microplastics.

Plastic products break down into microplastics that can affect human health.

Grove Co. is on a mission to reduce plastic in home essentials — for both people and for the planet.

Learn more on the Home Planet blog