Best Antacids Under $100 (2026)
We ranked antacids under $100 by a value score combining active ingredient type and dose, customer ratings, formulation (delayed-release vs immediate), and price-to-count ratio
This roundup covers over-the-counter antacid and acid-reducer options under $100, emphasizing value, sustained symptom relief, and safety for typical heartburn and reflux. Selections were ranked by a combined value score that factors product formulation (PPI vs H2 blocker), dosage strength, customer rating, and price
Top Picks
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1
Prilosec OTC Omeprazole 20mg delayed-release
Omeprazole delayed-release 20mg treats frequent heartburn with 24-hour relief. One pill each morning provides prolonged acid reduction. Customers report quick relief and long-lasting effectiveness
- delayed-release 20mg
- 24-hour heartburn relief
- once-daily dosing
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2
Pepcid AC Maximum Strength 2-pack 100 tablets
Pepcid AC maximum strength acid reducer. Prevents and relieves heartburn with famotidine 20 mg per tablet. Customers note good value and convenience
- acid reducer with 20 mg famotidine
- 2-pack total 100 tablets
- customer-approved value and convenience
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3
Lansoprazole 15 mg Delayed Release Disintegrating Tablets (Acid Reducer) – 42 Count
Lansoprazole 15 mg PPI acid reducer in orally disintegrating tablets with strawberry flavor. Provides heartburn relief for up to 24 hours; daily dose for 14-day course. Customer insight notes fast-acting relief and pleasant taste, with mixed opinions on dissolving speed and pill breakability
- lantoprazole 15 mg PPI
- up to 24-hour relief
- orally disintegrating tablet
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4
Omeprazole Delayed Release 42-count (pack of 2)
Acid reducer for frequent heartburn with 24-hour relief. Customers report effective relief and easy daily use
- acid reducer for frequent heartburn
- delayed-release formula
- pack of 2 counts
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5
Prilosec OTC Acid Reducer Delayed-Release Tablets 2 Pack-84 Count
Acid reducer for heartburn with 24-hour relief. One pill in the morning supports flare-ups 2+ times weekly. Customers note effective control and quality value
- one-a-day dosing
- delayed-release formulation
- multi-pill pack option
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6
Zantac 360 Maximum Strength Heartburn Prevention and Relief Tablets
Zantac 360 provides heartburn relief and prevention with 20 mg famotidine. Fast-acting, targets acid production for up to 12 hours; easy-to-swallow tablets. Customers note effectiveness and value, with mixed opinions on pill size
- 20 mg famotidine active ingredient
- prevents heartburn when taken before eating or drinking
- up to 12 hours acid reduction
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7
Acid Rescue On-The-Go Chewable Tablets (Calcium & Magnesium) 400mg, Berry
Fast-acting chewable antacid for heartburn and indigestion with calcium and magnesium for bone support. Consumers note quick relief and a sugar-free, natural formula with pleasant taste
- calcium and magnesium for bone support
- fast-acting relief
- sugar-free, vegan & non-GMO
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8
Pepcid AC Maximum Strength Acid Reducer 125 Tablets
Pepcid AC provides fast-acting famotidine-based relief and prevention of heartburn. Customers note quick relief and good value alongside convenience
- 20 mg famotidine per tablet
- maximum strength relief
- prevention with 10–60 minute pre-meal dosing
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9
Natural heartburn relief supplement for reflux and indigestion
All-natural heartburn relief supplement designed for GERD/LPR and indigestion. Uses alginate therapy with single-serve mint chocolate/vanilla caramel flavors; helps with reflux after meals. Customer note: effective relief and flavorful, though some report side effects
- all-natural reflux support
- immediate relief potential
- palatable mint-chocolate/vanilla-caramel
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10
Prilosec OTC 3 Pack 42 tabs
OTC antacid tablets that block acid production for frequent heartburn. Customers report effective relief and value for money
- 42-count tablets per pack
- 3-pack for multiple periods
- directly blocks acid production