Acid reflux and GERD: symptoms, causes, treatment and home remedies

Have you ever experienced a burning sensation in your chest after a heavy meal, a sour taste in your mouth when you wake up, or discomfort after lying down shortly after dinner? These symptoms are often associated with acid reflux, a common digestive problem that can affect people of different ages.

Occasional acid reflux is usually harmless. However, when it happens frequently, causes persistent discomfort or begins to interfere with daily life, it may indicate gastroesophageal reflux disease (GERD).

The good news is that many people can manage acid reflux with simple changes to their eating habits, lifestyle and, when necessary, appropriate medication. Understanding what triggers your symptoms can help you make informed decisions about your digestive health.

In this guide, we explain what acid reflux is, how it differs from GERD, which foods may help, what to drink for relief, and which treatments are available.

What is acid reflux?

Acid reflux occurs when stomach contents, including digestive acid, flow backwards into the oesophagus, the tube that carries food from your mouth to your stomach.

A muscular ring called the lower oesophageal sphincter (LES) normally acts as a valve between the oesophagus and the stomach. It opens to allow food to enter the stomach and closes to help prevent stomach contents from flowing back up.

If this valve relaxes at the wrong time or does not close properly, stomach contents can move into the oesophagus. Because the lining of the oesophagus is not designed to withstand repeated exposure to stomach acid, this can cause irritation and discomfort.

Acid reflux may happen occasionally, particularly after a large meal. When reflux becomes persistent or causes repeated symptoms or complications, it may be diagnosed as GERD.

What is gastric reflux?

Gastric reflux is another term used to describe the backward movement of stomach contents into the oesophagus. It is often used interchangeably with acid reflux.

Not every episode of reflux indicates a disease. However, frequent reflux, particularly when it affects sleep, eating or everyday activities, deserves medical attention.

What is the difference between acid reflux and GERD?

Although the terms are closely related, there is an important distinction.

• Acid reflux: An episode in which stomach contents flow backwards into the oesophagus. It can happen occasionally in otherwise healthy individuals.
• GERD: Gastroesophageal reflux disease, a longer-term condition in which reflux causes troublesome symptoms or complications.

GERD may require ongoing lifestyle changes, medication and, in selected cases, specialist procedures or surgery.

Frequent heartburn, repeated regurgitation or symptoms that continue despite lifestyle changes should be discussed with a healthcare professional.

What are the common symptoms of acid reflux?

Acid reflux does not always feel the same for everyone. Some people experience a burning sensation after meals, while others mainly notice a sour taste, throat irritation or coughing.

Common symptoms include:

1. Heartburn

Heartburn is a burning sensation behind the breastbone. It often develops after eating and may become more noticeable when bending over or lying down.

Despite its name, heartburn is related to the digestive system rather than the heart. However, chest discomfort should never automatically be assumed to be caused by acid reflux.

2. Sour taste in the mouth

Stomach contents can travel upwards into the throat or mouth, leaving a sour or bitter taste. Some people also experience food or liquid coming back into their mouths.

3. Regurgitation

Regurgitation refers to the sensation of stomach contents rising into the throat or mouth without the forceful contractions associated with vomiting.

4. Persistent cough or throat irritation

Repeated reflux may irritate the throat and contribute to coughing, throat clearing or a feeling of irritation, particularly at night.

These symptoms can have other causes, so they should not automatically be attributed to GERD.

5. Hoarse voice

Some people develop a hoarse voice or throat discomfort, particularly in the morning, if reflux reaches the upper throat.

6. Bloating and nausea

Bloating, belching and nausea may occur alongside reflux, although they can also be associated with other digestive conditions.

What causes acid reflux?

The main mechanism behind acid reflux is the movement of stomach contents through the lower esophageal sphincter when it relaxes inappropriately or does not close effectively.

Several factors may contribute to this problem or make symptoms worse.

Common causes and contributing factors include:

• Eating large meals that increase stomach fullness.
• Lying down soon after eating.
• Consuming high-fat or fried foods that trigger symptoms.
• Eating spicy or acidic foods when sensitive to them.
• Drinking coffee, tea or other caffeinated beverages if these trigger symptoms.
• Smoking or exposure to tobacco smoke.
• Being overweight, which may increase pressure on the abdomen.
• Pregnancy, because hormonal changes and increased abdominal pressure can promote reflux.
• Having a hiatal hernia, in which part of the stomach moves through the diaphragm.
• Taking certain medicines that may worsen reflux.

Stress and anxiety can also influence how digestive symptoms are experienced, although they are not the sole cause of acid reflux.

Not everyone reacts to the same foods. Keeping track of your meals and symptoms can help you identify your individual triggers rather than unnecessarily restricting your diet.

How to make acid reflux go away?

If you are experiencing mild acid reflux, a few practical steps may help reduce discomfort.

1. Stay upright after eating

Avoid lying down immediately after meals. Remaining upright helps reduce the likelihood of stomach contents moving backwards into the oesophagus.

2. Eat smaller meals

Large meals can increase pressure inside the stomach. Eating smaller portions and avoiding overeating may help reduce symptoms.

3. Avoid eating close to bedtime

Try to finish your evening meal at least three hours before going to bed, particularly if you experience nighttime reflux.

4. Identify your food triggers

Notice whether particular foods or drinks consistently worsen your symptoms. Reduce those items rather than eliminating entire food groups without a reason.

5. Raise the head of your bed

If symptoms occur at night, elevating the head of the bed by approximately 15–20 cm may help. A suitable wedge that raises the upper body can be useful.

Simply stacking several pillows may not provide the same benefit.

6. Maintain a healthy weight

If you are overweight, gradual weight loss may help reduce abdominal pressure and improve reflux symptoms.

7. Avoid smoking

Smoking can affect the mechanisms that help prevent reflux. Stopping smoking may improve digestive health and provides many other health benefits.

These measures often help with mild symptoms. However, persistent or severe reflux may require medical treatment.

What foods are good for people with acid reflux?

There is no single diet that works for everyone with acid reflux. The most suitable choices are generally foods that are less likely to trigger symptoms and fit comfortably into a balanced diet.

Consider including the following foods if you tolerate them well.

Oatmeal and other whole grains

Oats, whole-wheat roti and other whole grains provide fibre and can be part of a balanced diet. Oatmeal prepared without excessive fat may be a comfortable breakfast option.

Non-citrus fruits

Bananas, melons, pears and apples are potential options for people who tolerate them. Their effect varies between individuals.

Vegetables

Vegetables such as carrots, beans, bottle gourd, pumpkin, spinach and other leafy greens can be included in a balanced diet.

Steamed, boiled or lightly cooked vegetables may be easier to tolerate than heavily fried preparations.

Lean protein sources

Dal, beans, lentils, tofu, egg whites, fish or skinless poultry may suit different dietary preferences. Choose cooking methods that do not require excessive oil.

Lower-fat dairy products

Some people tolerate low-fat milk or plain yoghurt well. Others notice that dairy products worsen their symptoms, especially when they are high in fat.

Simple, balanced meals

A meal containing vegetables, a moderate portion of rice or roti, and a suitable protein source may be easier to tolerate than a very large, rich meal.

Remember that a food does not need to be avoided simply because it is commonly listed as an acid reflux trigger. Your own symptom pattern matters.

Which foods and drinks can trigger acid reflux?

Some foods and beverages are frequently associated with reflux symptoms, although their effects differ from person to person.

Common triggers include:

• Deep-fried foods and high-fat meals.
• Very spicy dishes.
• Tomatoes and tomato-based gravies.
• Citrus fruits such as oranges and lemons.
• Chocolate.
• Coffee and other caffeinated beverages.
• Peppermint and mint-flavoured products.
• Alcohol.
• Carbonated drinks, if they cause bloating or discomfort.

For example, if tea or coffee consistently causes heartburn, try reducing the amount or changing the timing. If a spicy curry triggers symptoms, a milder preparation may be a better option.

Avoiding every food on this list is not necessary for everyone. The goal is to find a practical eating pattern that minimises symptoms while providing adequate nutrition.

What drink will calm acid reflux?

Water is a sensible first choice when you are experiencing mild reflux. Taking small sips may help clear the unpleasant taste in your mouth, although water does not treat the underlying cause of GERD.

Other options that some people tolerate well include:

• Plain water at a comfortable temperature.
• Non-citrus, non-carbonated drinks.
• Low-fat milk, if dairy does not trigger your symptoms.
• Mild, non-mint herbal infusions, provided their ingredients do not worsen your symptoms.

There is no universally proven drink that stops acid reflux immediately.

Coffee, strong tea, citrus juices, carbonated beverages and very rich drinks may worsen symptoms in some people. Observe how your body responds rather than relying on claims that a particular drink will cure acidity.

Is banana good for acidity?

Bananas are generally a reasonable fruit choice for people with acid reflux because they are not highly acidic and are tolerated by many individuals.

You can eat a ripe banana as a snack or include it in breakfast. However, bananas do not cure GERD, and there is no guarantee that they will relieve symptoms in everyone.

If you notice discomfort after eating bananas, consider the portion size and whether another food eaten at the same time might be responsible.

Is curd good for acidity?

Plain curd or yoghurt may be suitable for some people with acid reflux. Its effect depends on its fat content, portion size and individual tolerance.

Lower-fat, unsweetened curd may be a better option than rich, full-fat dairy preparations for someone whose symptoms are triggered by fatty foods.

However, curd is not a proven treatment for acid reflux. If it causes bloating, discomfort or heartburn, reduce the portion or avoid it.

You do not need to consume curd specifically to treat acidity. A balanced diet can include other foods that suit your digestive system.

What fruit stops acid reflux?

No fruit has been established as a reliable way to stop acid reflux. However, certain fruits are often better tolerated than acidic varieties.

Potential options include:

• Bananas.
• Melons.
• Pears.
• Apples, if tolerated.

Citrus fruits, including oranges, lemons and grapefruit, may trigger symptoms in some individuals because of their acidity.

It is important to distinguish between a food that is less likely to provoke symptoms and a food that treats the condition. Fruit can form part of a balanced diet, but frequent GERD symptoms may require medical assessment and treatment.

What are some natural remedies for acid reflux?

Several non-medicinal measures may help reduce the frequency or severity of reflux symptoms.

Eat smaller portions

Try dividing your daily food intake into moderate-sized meals instead of consuming very large portions at once.

Avoid lying down after meals

Remain upright for at least two to three hours after eating. This is particularly important after dinner.

Elevate your upper body during sleep

If nighttime reflux is a problem, raising the head of your bed or using a suitable wedge may help reduce symptoms.

Identify individual triggers

Maintain a simple food and symptom diary. Record what you eat, when symptoms occur and whether they become worse after certain meals.

Maintain regular physical activity

Regular physical activity supports overall health and may help with weight management. Avoid vigorous exercise immediately after a large meal if it triggers reflux.

Practise relaxation techniques

Breathing exercises, meditation and other stress-management techniques may help with stress-related symptom aggravation. They should complement, rather than replace, appropriate treatment.

Be cautious with home remedies

Apple cider vinegar, lemon water, baking soda and various herbal preparations are often promoted as natural cures for acidity. However, evidence supporting many of these approaches is limited, and some may worsen symptoms or cause side effects.

Do not use baking soda or other home remedies regularly as a substitute for medical advice. If reflux keeps returning, seek an appropriate assessment.

What is the best medicine for acid reflux?

The best medicine depends on how often symptoms occur, their severity, other health conditions and the medicines you already take.

Several types of medicines are used to manage acid reflux.

Antacids

Antacids neutralise stomach acid and may provide relatively quick, short-term relief from occasional heartburn.

They are not intended to be a long-term solution for frequent symptoms. Some antacids may also interfere with the absorption of other medicines.

Alginates

Alginates form a protective barrier that helps reduce the movement of stomach contents into the oesophagus. They may be useful for symptoms that occur after meals.

Some products combine alginates with antacids.

H2 receptor blockers

H2 blockers reduce the amount of acid produced by the stomach. They may be recommended for certain people with reflux symptoms.

Proton pump inhibitors (PPIs)

Proton pump inhibitors, including medicines such as omeprazole and pantoprazole, reduce stomach acid production. They are commonly used to treat GERD and allow irritation of the oesophageal lining to heal.

The appropriate medicine, dose and duration depend on your circumstances. A healthcare professional can advise you on the most suitable option, especially if symptoms occur frequently or you need medication regularly.

Do not repeatedly self-medicate or continue over-the-counter medicines for prolonged periods without professional advice.

When should you seek medical advice for acid reflux?

Occasional heartburn may improve with lifestyle changes. However, persistent symptoms should not be ignored.

Consult a healthcare professional if you experience:

• Heartburn on most days or symptoms that repeatedly return.
• Difficulty swallowing or pain when swallowing.
• Food getting stuck in your throat or chest.
• Frequent vomiting.
• Unexplained weight loss.
• Persistent symptoms despite lifestyle changes or medication.
• Blood in vomit or black, tarry stools.

Seek urgent medical attention for chest pain that is severe, new, persistent or unexplained, particularly if it occurs with breathlessness, sweating, dizziness, nausea or pain spreading to the arm, back, neck or jaw. These symptoms can indicate a heart attack or another serious condition. Do not assume that chest pain is caused by acidity.

How is GERD diagnosed?

A healthcare professional will usually begin by reviewing your symptoms, medical history, current medicines and lifestyle factors.

If your symptoms are typical, an initial treatment plan may be recommended without extensive testing. If symptoms persist, are unusual or suggest complications, further investigations may be necessary.

Depending on the clinical situation, these may include:

• Upper gastrointestinal endoscopy: A thin, flexible tube with a camera is used to examine the oesophagus and stomach.
• Oesophageal pH monitoring: Measures acid exposure in the oesophagus over a period of time.
• Oesophageal manometry: Assesses pressure and muscle function in the oesophagus.
• Other investigations: Selected according to symptoms and the need to exclude other conditions.

Not everyone with heartburn requires these tests. The appropriate approach depends on the clinical assessment.

Can acid reflux cause complications?

Occasional reflux does not usually cause lasting harm. However, untreated or poorly controlled GERD can sometimes lead to complications.

These may include:

• Esophagitis: Inflammation of the oesophageal lining.
• Esophageal stricture: Narrowing of the oesophagus caused by scar tissue, which may make swallowing difficult.
• Barrett’s esophagus: Changes in the cells lining the lower oesophagus that can increase the risk of oesophageal cancer.
• Persistent throat symptoms: Ongoing irritation, cough or hoarseness in some people.

Not everyone with GERD develops complications. Appropriate assessment and treatment can help manage symptoms and reduce the risk of ongoing damage.

How to prevent frequent acid reflux

Although acid reflux cannot always be prevented, a few consistent habits may reduce how often symptoms occur.

• Eat moderate-sized meals.
• Avoid lying down for at least three hours after dinner.
• Identify and limit foods that reliably trigger your symptoms.
• Maintain a healthy weight.
• Avoid smoking.
• Raise the head of the bed if nighttime symptoms occur.
• Take prescribed medication as directed.
• Seek medical advice if symptoms persist or worsen.

The most effective approach is one that fits your routine and addresses your particular triggers. If lifestyle changes are not enough, medical treatment can provide additional relief.

Acid reflux is common and often manageable, but frequent symptoms may indicate gastroesophageal reflux disease (GERD). Understanding the causes, recognising food triggers and making practical lifestyle changes can help reduce discomfort and improve everyday life.

Foods such as bananas, oatmeal, vegetables and lower-fat meals may suit many people, while coffee, fried foods, spicy dishes and acidic foods can trigger symptoms in some individuals. Water may be a sensible drink choice, but no particular food or beverage is a guaranteed cure.

Medicines such as antacids, alginates, H2 blockers and proton pump inhibitors can help, depending on the situation. Persistent symptoms, swallowing difficulties, unexplained weight loss or repeated vomiting warrant medical assessment. Chest pain accompanied by warning signs requires urgent attention.

Taking symptoms seriously and seeking appropriate advice when needed can help you manage reflux safely and protect your digestive health.

Frequently asked questions about acid reflux

1. What is the main cause of acid reflux?

Acid reflux occurs when stomach contents flow backwards into the oesophagus, often because the lower oesophageal sphincter relaxes inappropriately or does not close effectively. Large meals, lying down after eating, pregnancy, excess abdominal pressure and a hiatal hernia may contribute.

2. How do I get rid of acid reflux quickly?

For mild symptoms, stay upright, loosen tight clothing, avoid further food temporarily if you have just eaten a large meal, and take small sips of water. An appropriate antacid or alginate may provide short-term relief. Seek medical advice if symptoms are frequent or severe.

3. What is the best medicine for acid reflux?

There is no single best medicine for everyone. Antacids and alginates may help occasional symptoms, while H2 blockers and proton pump inhibitors reduce acid production. A healthcare professional can help determine which treatment is suitable.

4. Is banana good for acidity?

Bananas are generally tolerated by many people with acid reflux because they are not highly acidic. However, they do not cure GERD, and individual responses may vary.

5. Is curd good for acidity?

Plain, lower-fat curd may suit some people. Full-fat dairy can aggravate symptoms in others, so choose according to your tolerance.

6. Which fruits are suitable for acid reflux?

Bananas, melons, pears and apples may be suitable choices. Citrus fruits can trigger symptoms in some people. No fruit is proven to stop acid reflux completely.

7. What should I drink when I have acid reflux?

Water is a sensible option. Some people also tolerate non-citrus, non-carbonated drinks and lower-fat milk. Avoid beverages that consistently worsen your symptoms.

8. Can acid reflux occur without heartburn?

Yes. Some people experience regurgitation, cough, throat irritation, hoarseness or other symptoms without typical heartburn. These symptoms can have several causes and may need medical assessment.

9. Does drinking milk relieve acid reflux?

Milk may temporarily soothe symptoms for some people, but it is not a reliable treatment. High-fat milk may worsen reflux in certain individuals, making lower-fat options more suitable if tolerated.

10. Is acid reflux the same as GERD?

No. Acid reflux describes the backward movement of stomach contents into the oesophagus. GERD is a condition in which reflux causes troublesome, recurrent symptoms or complications.

11. When should I worry about acid reflux?

Seek medical advice for frequent heartburn, difficulty swallowing, repeated vomiting, unexplained weight loss or symptoms that do not improve. Chest pain with breathlessness, sweating, dizziness or pain spreading to the arm or jaw requires urgent medical assessment.

12. Can acid reflux be cured permanently?

Some people experience long periods without symptoms after making lifestyle changes or receiving treatment. Others need ongoing management. The outcome depends on the cause, severity and individual response to treatment.

To consult a Gastroenterologist at Sparsh for acid reflux, call our helpline helpline numbers +91 98301 17733 and +91 83350 49501.

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Disclaimer:

No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.

Sources and further reading

The following medical resources were consulted to support the general medical information in this article:

1. Cleveland Clinic — Acid reflux and GERD: symptoms, causes and treatment.
   https://my.clevelandclinic.org/health/diseases/17019-acid-reflux-gerd
2. Mayo Clinic — Gastroesophageal reflux disease (GERD): symptoms and causes.
   https://www.mayoclinic.org/diseases-conditions/gerd/symptoms-causes/syc-20361940
3. National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) — Acid reflux (GER and GERD) in adults.
   https://www.niddk.nih.gov/health-information/digestive-diseases/acid-reflux-ger-gerd-adults
4. NIDDK — Eating, diet and nutrition for GER and GERD.
   https://www.niddk.nih.gov/health-information/digestive-diseases/acid-reflux-ger-gerd-adults/eating-diet-nutrition
5. NHS — Heartburn and acid reflux.
   https://www.nhs.uk/conditions/heartburn-and-acid-reflux/
6. Medical News Today — Acid reflux: symptoms, causes and treatment.
   https://www.medicalnewstoday.com/articles/146619
7. WebMD — Acid reflux disease and GERD.
   https://www.webmd.com/heartburn-gerd/what-is-acid-reflux-disease

Medical disclaimer: This article is intended for general health education and does not replace a consultation with a qualified healthcare professional. Diagnosis and treatment should be based on individual symptoms and clinical assessment.

Medical review

This article on acid reflux and gastroesophageal reflux disease (GERD) has been medically reviewed by Dr. Shubhayu Som to support the accuracy and reliability of the health information presented.

Medical reviewer: Dr. Shubhayu Som
Qualification: MBBS
Specialisation: General Physician
WBMC registration number: 81060
Medical registration: West Bengal Medical Council
Date medically reviewed: 31st October 2026

This article is intended for general health education and does not replace professional medical advice, diagnosis or treatment. Consult a qualified healthcare professional for personalised medical guidance.