What You Should Eat During and After Antibiotics (2024)

Taking probiotics after antibiotics may help support your digestion and reduce side effects, including diarrhea. Eating high fiber and prebiotic foods may also help.

Antibiotics are a powerful line of defense against bacterial infections. However, they can sometimes cause side effects, such as diarrhea and liver damage.

Some foods can reduce these side effects, while others may make them worse. This article explains what you should and shouldn’t eat during and after antibiotics.

Antibiotics are a type of medication used to treat bacterial infections. They work by stopping the infection or preventing it from spreading.

There are many different types of antibiotics. Some are broad-spectrum, meaning they act on a wide range of disease-causing bacteria. Others are designed to kill certain species of bacteria.

That said, antibiotics can come with some side effects, including negatively affecting your gut microbiome.

There are a number of changes you can make to your diet both while you are taking antibiotics and after.

1. Take probiotics

Taking antibiotics can alter the gut microbiota, which can lead to antibiotic-associated diarrhea, especially in children. That’s where probiotics may be able to help.

Should you eat probiotics while taking antibiotics?

However, research shows that taking probiotics while or after you’re taking antibiotics can help preserve the bacterial diversity of your gut. It also seems to reduce the amount of antibiotic-resistant genes (ARGs) in your gut, which can help offset antibiotic resistance.

How long after antibiotics should you take probiotics?

However, given that probiotics are usually bacteria themselves, they can also be killed by antibiotics if taken together. So if you’re taking these simultaneously, some doctors recommend waiting 4-6 hours after taking a dose of an antibiotic before taking probiotics.

Summary

Taking probiotics during antibiotic treatment can reduce the risk of diarrhea, although the two should be taken a few hours apart. Probiotics can also help restore the gut bacteria after antibiotics

2. Eat fermented foods

Certain foods can also help restore the gut microbiota after damage caused by antibiotics.

Fermented foods are produced by microbes and include yogurt, cheese, sauerkraut, kombucha and kimchi, among others.

They contain a number of healthy bacterial species, such as Lactobacilli, which can help restore the gut microbiota to a healthy state after antibiotics.

Therefore, eating fermented foods may help improve gut health after taking antibiotics.

Summary

Fermented foods contain healthy bacteria, including Lactobacilli, which can help restore damage to the microbiota caused by antibiotics. Yogurt may also reduce the risk of antibiotic-associated diarrhea

3. Eat high fiber foods

Fiber can’t be digested by your body, but it can be digested by your gut bacteria, which helps stimulate their growth.

As a result, high fiber foods may help restore healthy gut bacteria after a course of antibiotics. In fact, research from 2022 found that consuming soluble fiber daily may help reduce ARGs in your gut.

That said, it’s best to eat high fiber foods after you finish your antibiotic course because fiber can reduce antibiotic absorption.

Summary

High fiber foods like whole grains, beans, fruits, and vegetables can help the growth of healthy bacteria in the gut. There’s no need to avoid these healthy, nutrient-rich foods while taking antibiotics. Just time your consumption to a few hours before or after taking antibiotics.

4. Eat prebiotic foods

Unlike probiotics, which are live microbes, prebiotics are foods that feed the good bacteria in your gut.

However, other foods are not high in fiber but act as prebiotics by helping the growth of healthy bacteria like Bifidobacteria.

For example, red wine contains antioxidant polyphenols, which are not digested by human cells but are digested by gut bacteria.

Similarly, cocoa contains antioxidant polyphenols that have beneficial prebiotic effects on the gut microbiota.

Thus, eating prebiotic foods after antibiotics may help the growth of beneficial gut bacteria that have been damaged by antibiotics.

Summary

Prebiotics are foods that help the growth of healthy bacteria in the gut and may help restore the gut microbiota after taking antibiotics.

While many foods are beneficial during and after antibiotics, some should be avoided.

For example, you should avoid eating grapefruit or drinking grapefruit juice because this can prevent the body from breaking down medications properly.

Research shows that grapefruit juice can also affect the effectiveness of some antibiotics.

Foods supplemented with calcium, such as calcium-fortified orange juice, as well as calcium supplements can decrease the absorption of some antibiotics

Summary

Both grapefruit and calcium-fortified foods may affect how some antibiotics are absorbed in the body. It’s a good idea to speak with your doctor about what foods or supplements to avoid while you’re taking antibiotics.

Antibiotics are important when you have a bacterial infection.

However, they can sometimes cause side effects, including diarrhea, liver disease, and changes to the gut microbiota.

Taking probiotics during and after a course of antibiotics can help reduce the risk of diarrhea and restore your gut microbiota to a healthy state.

What’s more, eating high fiber foods, fermented foods, and prebiotic foods after taking antibiotics may also help reestablish a healthy gut microbiota.

However, it is best to avoid grapefruit and calcium-fortified foods while taking certain antibiotics, as these can affect the absorption of antibiotics. Ask your doctor whether this applies to the specific antibiotic they have prescribed to you.

What You Should Eat During and After Antibiotics (2024)

FAQs

What You Should Eat During and After Antibiotics? ›

Taking probiotics during and after a course of antibiotics can help reduce the risk of diarrhea and restore your gut microbiota to a healthy state. What's more, eating high fiber foods, fermented foods, and prebiotic foods after taking antibiotics may also help reestablish a healthy gut microbiota.

Can you eat bananas while on antibiotics? ›

Bananas are effective against any stomach acid and are astringent in the intestine, which helps when antibiotics cause real episodes of acute occasional diarrhea. Also, bananas have the characteristics of a natural supplement: they are very rich in potassium, as well as other vitamins and minerals.

What should you not do while on antibiotics? ›

The Do's and Don'ts of Taking Antibiotics
  1. Don't: Drink Alcohol. ...
  2. Do: Take your prescription at the same time every day. ...
  3. Don't: Take antibiotics with milk or fruit juice. ...
  4. Do: Protect yourself from the sun. ...
  5. Don't: Hesitate to talk to your doctor about your concerns.
Oct 9, 2019

Should I eat yogurt while on antibiotics? ›

Though yogurt may not be the gastrointestinal cure-all we've been told it is, it does relieve some antibiotic-causing abdominal and gastrointestinal discomfort. To minimize discomfort caused by antibiotic use, consider a probiotic supplement in addition to the antibiotics.

Can I eat eggs while taking antibiotics? ›

In the past, medical experts recommended following the BRAT diet (bananas, rice, applesauce and toast) when taking amoxicillin. They now include the following food options in their recommendations as well: Bland but protein-rich foods like plain baked chicken, scrambled eggs and yogurt.

What is the best food to eat while on antibiotics? ›

Fermented foods – Sauerkraut, kimchi, miso, fermented vegetables and kombucha contain beneficial probiotics that can support your gut and can help offset some of the unpleasant side effects of antibiotics. Yogurt and kefir can also be helpful, particularly the Nancy's brand.

What foods do not mix with antibiotics? ›

Dairy products include milk, butter, yogurt, and cheese. After taking an antibiotic you may need to wait for up to three hours before eating or drinking any dairy products. Grapefruit juice and dietary supplements containing minerals like calcium may also lessen the effect of antibiotics.

How can I boost my immune system while on antibiotics? ›

Take probiotics during and after treatment

So it's important to take antibiotics and probiotics a few hours apart. Probiotics should also be taken after a course of antibiotics to restore some of the healthy bacteria in the gut that may have been destroyed.

How can I help my body while taking antibiotics? ›

Taking probiotics during and after a course of antibiotics can help reduce the risk of diarrhea and restore your gut microbiota to a healthy state. What's more, eating high fiber foods, fermented foods, and prebiotic foods after taking antibiotics may also help reestablish a healthy gut microbiota.

What can mess up antibiotics? ›

Some interactions with antibiotics can cause negative side effects or change their effectiveness. For example, some birth control pills may be less effective when taken with certain antibiotics. Avoid alcohol, as it can interact negatively with some antibiotics. Don't save or share any doses of the antibiotic.

Can I drink coffee while taking antibiotics? ›

Coffee contains caffeine. The body breaks down caffeine to get rid of it. Some antibiotics might decrease how quickly the body breaks down caffeine. Taking these antibiotics along with coffee might increase the risk of side effects including jitteriness, headache, increased heart rate, and other side effects.

Is it better to eat before or after antibiotics? ›

In some instances, taking antibiotics with food may help to reduce stomach issues. These include antibiotics such as amoxicillin and doxycycline. Nevertheless, this approach won't work for all antibiotic treatments. Some antibiotics, such as tetracycline or flucloxacillin, should be taken on an empty stomach.

How to make antibiotics more effective? ›

Take your antibiotics in the right way.
  1. Take the antibiotic exactly as the doctor prescribes, even if you start to feel better. ...
  2. Only take antibiotics prescribed for you; do not share or use leftover antibiotics. ...
  3. Do not save antibiotics for the next illness or infection.
Feb 6, 2023

Can I eat chicken with antibiotics? ›

Over time, exposure to antibiotic-raised meat may contribute to antibiotic resistance, meaning illnesses are harder to treat. It can also impact your gut. To reduce these risks, you can opt for grass-fed, free-range meat that has been raised without antibiotics instead.

Should you rest when taking antibiotics? ›

Fatigue may affect up to 1 in 20 people who take a specific antibiotic called vancomycin. But in most cases, you feel tired because you're sick and your body is trying to recover. Getting plenty of rest and staying hydrated can help you regain your energy and feel better.

What foods should I avoid with a bacterial infection? ›

Don't have these foods: aged or ripened cheeses, such as blue, feta, or brie; eggs with cracked shells or eggs that are not cooked all the way; nuts or trail mix; pickled fish; raw eggs or homemade eggnog; raw fish, lox, or sushi; raw, rare, or undercooked meats and poultry; raw or fresh-ground peanut butter; or tofu, ...

What fruit cant you have on antibiotics? ›

Highly acidic foods repel absorption of drugs in our body. Whenever we eat citrus fruits, chocolate, and tomato-based products while on antibiotics, we prevent these antibiotics to get absorbed in our system.

Do bananas interfere with any medications? ›

Bananas are a great source of potassium and can be used as an excellent natural supplement. However, when combined with certain types of medication, the potassium in bananas can have serious adverse effects. In particular, potassium can interfere with diuretics and ACE inhibitors, two commonly prescribed medications.

Is banana good for food infection? ›

Treating food poisoning

You will need to replace any fluids lost through vomiting and diarrhoea. You should also: rest as much as possible. eat when you feel up to it – sticking to small, light and non-fatty meals at first (bland foods such as toast, crackers, rice and bananas are good choices)

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