




Heartburn, acidity, and acid reflux are common issues that can disrupt daily life. Choosing the right antacid can make a big difference, whether you need fast relief after meals or longer-lasting control throughout the day. With so many options available online, it can be tricky to know which product works best for your needs.
Shopping for antacids on Shopee, Lazada, or other Philippine e-commerce sites gives you access to a wide range of tablets, liquids, chewables, and dual-action formulas. This guide will help you navigate these options, highlighting the most effective types, formats, and features to ensure safe and convenient relief.
Quick List - Top Antacids
Reckitt Benckiser

Gentle Yet Effective Acid Relief That Works Fast Without Harsh Side Effects
Unilab

Mint-Flavored Chewable Tablet That Relieves Post-Meal Acidity
Reckitt Benckiser

A Foaming Barrier Fruit-Flavored Chewable for Fast Acid Relief

David is a law graduate (LL.B) who has a sharp eye for details and a strong passion for helping others make smarter decisions. Since he joined mybest in 2020, he’s been working on buying guides that make it easier to find the best products—whether they’re everyday essentials or unique finds. Apart from his work at mybest, David has also written for Grotto Network, a digital platform from the University of Notre Dame, and has experience as a special educational needs assistant. These roles have helped him hone his ability to connect with people and make complex topics more relatable and easy to understand. His love for nature and moments of reflection keep him grounded, and this thoughtful perspective shines through in every article he writes for mybest.
Every mybest article is crafted with hours of in-depth research and interviews with experts. Each month, we are continually expanding our database of products based on our research. By emphasizing user insight and reliable information, we deliver trustworthy content to readers.
Finding the right antacid helps you get fast and effective relief from heartburn or acidity. This guide shows how to choose based on your symptoms and lifestyle.
Before buying, always check if the antacid is FDA-registered. This ensures the product meets safety and quality standards. On Philippine e-commerce sites, trusted listings often display the FDA registration number or clearly state “FDA-approved.”
This is especially important when buying online, as it helps avoid counterfeit or unverified products. For new users, choosing FDA-registered products adds peace of mind and ensures consistent quality.
Choosing the right type of antacid depends on what exactly you want to treat. Each formula works differently, so identifying your symptoms helps you pick the most effective product.
These antacids work by neutralizing excess stomach acid on contact, providing fast relief from burning sensations in the chest or stomach. They are most effective for occasional episodes of heartburn, such as after a large meal, spicy food, or caffeine. Using this type can help calm sudden discomfort quickly, making it easier to continue your day without interruption.
If your symptoms include both acidity and trapped gas, combination antacids offer dual relief. They not only neutralize stomach acid but also break down gas bubbles, reducing bloating and the feeling of fullness.
This makes them ideal after heavy or oily meals and helps you feel lighter and more comfortable. Checking product descriptions for gas-relieving ingredients ensures you pick a formula suited to your needs.
Alginates provide relief by creating a protective barrier over stomach contents, which prevents acid from rising into the esophagus. This approach is especially useful for acid reflux or nighttime heartburn, which can disrupt sleep.
When shopping online, look for terms like “alginate” or “acid barrier formula” in product descriptions. Choosing the right type ensures the antacid targets reflux effectively rather than just temporarily neutralizing acid.
Dual-action antacids combine fast-acting acid neutralizers with famotidine, which helps reduce acid production for several hours. This provides both immediate relief and longer-lasting control, making it suitable for people who experience frequent or recurring heartburn.
Following the recommended dosage ensures that you get the best results safely. Different antacid types have different dosing guidelines, so it helps to be aware of the typical ranges:
Always read the product label carefully and follow the instructions provided. For persistent or frequent symptoms, consult a healthcare professional before increasing your dose.
The form of the antacid affects how quickly it works and how convenient it is to use.
Chewables are easy to carry in a bag or pocket and can be taken without water, making them ideal for commuters, students, or office workers. They are also discreet and quick to use anywhere. Many chewable antacids come in mint, tutti-frutti, or other flavors, which makes them more pleasant to take and improves overall palatability.
Liquid antacids coat the stomach lining quickly, providing immediate relief from heartburn or acidity. Single-serve liquid sachets are perfect for after meals or when traveling, and they can help calm discomfort faster than chewables in some cases.
Effervescent tablets dissolve in water and are gentle on the stomach. They are suitable for home or office use where water is available. This format can also be easier for those who have trouble swallowing tablets and provides a refreshing, easy-to-drink experience.
Products | Image | Click to purchase | Key features | Details | |||||
|---|---|---|---|---|---|---|---|---|---|
FDA Registered | Antacid Ingredients | Form | Dosage per Serving | Net Content | |||||
1 | Reckitt Benckiser Gaviscon Double Action Antacid Liquid Sachet | ![]() | Gentle Yet Effective Acid Relief That Works Fast Without Harsh Side Effects | Sodium Alginate、Sodium Bicarbonate、 Calcium Carbonate | Oral Suspension | 500mg Sodium Alginate、213mg Sodium Bicarbonate、325mg Calcium Carbonate | 10 mL | ||
2 | Unilab United Home Supracid |Extra Strength | ![]() | Mint-Flavored Chewable Tablet That Relieves Post-Meal Acidity | Sodium Bicarbonate | Chewable Tablet | 650mg Sodium Bicarbonate | 100 Chewable Tablets | ||
3 | Reckitt Benckiser Gaviscon Extra Strength|Fruit Blend | ![]() | A Foaming Barrier Fruit-Flavored Chewable for Fast Acid Relief | Alginic Acid、Magnesium Carbonate | Chewable Tablet | 313mg Alginic Acid、63mg Magnesium Carbonate | 120 Tablets | ||
4 | Unilab Kremil-S | ![]() | Relieve Hyperacidity and Bloating With Triple-Action Formula | Aluminum Hydroxide、Magnesium Hydroxide、Simeticone | Chewable Tablet | 178mg Aluminum Hydroxide、233mg Magnesium Hydroxide、30mg Simeticone | 4 Tablets | ||
5 | Sanofi Maalox Plus | ![]() | Neutralize Hyperacidity Using a Fast-Acting Antacid Combo | Aluminum Hydroxide、Magnesium Hydroxide、Simeticone | Chewable Tablet | 200mg Aluminum Hydroxide、200mg Magnesium Hydroxide、25mg Simeticone | Sold Per Chewable Tablet | ||
6 | TGP Maxcid | ![]() | Budget-Friendly Antacid That Works Very Fast | Aluminum Hydroxide、Magnesium Hydroxide | Chewable Tablet | 200mg Aluminum Hydroxide、100mg Magnesium Hydroxide | 10 Tablets | ||
7 | Tums Antacid Chewy Bites |Assorted Berries | ![]() | Quickly Neutralize Acid with Tasty, Candy-Like Relief | Calcium Carbonate | Chewable Tablet | 750mg Calcium Carbonate | 32 Tablets | ||
8 | Unilab Algina | ![]() | Get Fast Relief from Acid Reflux With Minty Liquid Antacid | Sodium Alginate、Sodium Bicarbonate、 Calcium Carbonate | Oral Suspension | 500mg Sodium Alginate、213mg Sodium Bicarbonate、325mg Calcium Carbonate | 10 mL | ||
9 | Unilab Kremil-S Liquid Cool Relief Sachet | ![]() | Mint-Flavored Liquid Antacid for Heartburn and Indigestion | Sodium Alginate、Sodium Bicarbonate、 Calcium Carbonate | Oral Suspension | 500mg Sodium Alginate、213mg Sodium Bicarbonate、325mg Calcium Carbonate | 10 mL | ||
10 | Centurion Laboratories Zilgam | ![]() | Dual Aluminum Hydroxide and Magnesium Hydroxide Formula Gently Treats Acid Discomfort | Aluminum Hydroxide、Magnesium Hydroxide | Chewable Tablet | 200mg Aluminum Hydroxide、200mg Magnesium Hydroxide | 10 Tablets | ||
Many appreciate the sachet format for its convenience, saying it’s easy to carry and use whenever heartburn or indigestion strikes. Users also highlight how quickly it calms the burning sensation and relieves discomfort, without causing harsh side effects. It’s often described as a reliable choice for managing acid reflux symptoms, trusted by both adults and parents for family use.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Sodium Alginate、Sodium Bicarbonate、 Calcium Carbonate |
| Form | Oral Suspension |
| Dosage per Serving | 500mg Sodium Alginate、213mg Sodium Bicarbonate、325mg Calcium Carbonate |
| Net Content | 10 mL |
Features and benefits:
Reviews mention:
Users highlight the fast relief this antacid tablet provides for heartburn and acid reflux. They also note it is effective for managing GERD. Many find it reliable for quick relief from stomach acidity and indigestion.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Sodium Bicarbonate |
| Form | Chewable Tablet |
| Dosage per Serving | 650mg Sodium Bicarbonate |
| Net Content | 100 Chewable Tablets |
Customers who suffer from acid reflux often say this is their go-to product because it works quickly for them. They appreciate that the fruit blend flavor makes the chewable tablets taste much better than chalky antacids.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Alginic Acid、Magnesium Carbonate |
| Form | Chewable Tablet |
| Dosage per Serving | 313mg Alginic Acid、63mg Magnesium Carbonate |
| Net Content | 120 Tablets |
Features and benefits:
Reviews mention:
Users praise the fast-acting formula of this antacid, noting it provides relief from heartburn in minutes. They also appreciate how it eases bloating and gassiness for everyday comfort. It's no wonder many consider it their go-to brand for managing acid reflux.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Aluminum Hydroxide、Magnesium Hydroxide、Simeticone |
| Form | Chewable Tablet |
| Dosage per Serving | 178mg Aluminum Hydroxide、233mg Magnesium Hydroxide、30mg Simeticone |
| Net Content | 4 Tablets |
Features and benefits:
Reviews mention:
Customers find that this chewable antacid provides fast relief from heartburn and indigestion, making it ideal for on-the-go comfort. Some mention that the tablet is large, but many still appreciate its effectiveness in easing bloating and post-operative gas pain.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Aluminum Hydroxide、Magnesium Hydroxide、Simeticone |
| Form | Chewable Tablet |
| Dosage per Serving | 200mg Aluminum Hydroxide、200mg Magnesium Hydroxide、25mg Simeticone |
| Net Content | Sold Per Chewable Tablet |
Plenty of customers appreciate that the generics, including this antacid, from this pharmacy are very light on the wallet. Efficacy-wise, customers who have used it multiple times say it really works wonders on severe hyperacidity attacks.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Aluminum Hydroxide、Magnesium Hydroxide |
| Form | Chewable Tablet |
| Dosage per Serving | 200mg Aluminum Hydroxide、100mg Magnesium Hydroxide |
| Net Content | 10 Tablets |
Customers who dislike the chalky texture of antacids highly recommend these Chewy Bites. They also often mention loving the assorted berry flavors and say it's like eating candy, not medicine. Plus, they confirm that these tasty bites work quickly and effectively when heartburn strikes, even in the middle of the night.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Calcium Carbonate |
| Form | Chewable Tablet |
| Dosage per Serving | 750mg Calcium Carbonate |
| Net Content | 32 Tablets |
Features and benefits:
Reviews mention:
Users love the rapid relief from acid reflux and heartburn. Some say it’s milder than other liquid antacids but still works well. Many also find it convenient for managing reflux on the go.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Sodium Alginate、Sodium Bicarbonate、 Calcium Carbonate |
| Form | Oral Suspension |
| Dosage per Serving | 500mg Sodium Alginate、213mg Sodium Bicarbonate、325mg Calcium Carbonate |
| Net Content | 10 mL |
Features and benefits:
Reviews mention:
Customers agree this antacid provides fast relief from acidity and indigestion. While a few noted it didn’t help with their stomachache, most highlighted its refreshing peppermint flavor and cooling effect.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Sodium Alginate、Sodium Bicarbonate、 Calcium Carbonate |
| Form | Oral Suspension |
| Dosage per Serving | 500mg Sodium Alginate、213mg Sodium Bicarbonate、325mg Calcium Carbonate |
| Net Content | 10 mL |
For those tough days when acid reflux is so bad you can’t eat right, customers report this is what they reach for. Reviewers note it’s a very fast-acting formula for quick relief from their heartburn. They also love that it’s mild and doesn’t cause extra stomach issues.
| FDA Registered | |
|---|---|
| Antacid Ingredients | Aluminum Hydroxide、Magnesium Hydroxide |
| Form | Chewable Tablet |
| Dosage per Serving | 200mg Aluminum Hydroxide、200mg Magnesium Hydroxide |
| Net Content | 10 Tablets |
Below are some of the most asked questions on the web answered by the mybest team.
Take antacids after meals or when symptoms appear. Some people also take them at bedtime to prevent overnight acidity. Follow the instructions on the product for best results.
Occasional use is generally safe, but daily or long-term use should be discussed with a doctor. Frequent heartburn may require different treatment, and overuse can sometimes cause side effects.
Mild acidity is common during pregnancy, and antacids with calcium carbonate or magnesium hydroxide are generally considered safe. Avoid high amounts of sodium bicarbonate, and consult your doctor before using dual-action or famotidine-containing products. Always check the label to confirm the product is pregnancy-friendly.
No. 1: Reckitt Benckiser|Gaviscon Double Action Antacid Liquid Sachet
No. 2: Unilab|United Home Supracid |Extra Strength
No. 3: Reckitt Benckiser|Gaviscon Extra Strength|Fruit Blend
No. 4: Unilab |Kremil-S
No. 5: Sanofi |Maalox Plus
View Full RankingThe descriptions of each product are referenced from content available on manufacturer, brand, and e-commerce sites.

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