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Can I eat yogurt while taking antibiotics?

Author

Daniel Moore

Published Jan 18, 2026

Eating yogurt or taking a so-called probiotic when you have to take antibiotics may help prevent the diarrhea that often accompanies antibiotic treatment. That's the conclusion of a study just published in the Journal of the American Medical Association.

How long should you wait to eat yogurt after taking an antibiotic?

Dairy products include milk as well as 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 work dampen the effect of antibiotics.

How much yogurt should you eat while on antibiotics?

Many types of yogurt contain probiotics. Look for “active and live cultures” on the label. Dr. Rabovsky often recommends one or two plain Greek yogurts per day for patients taking antibiotics.

What foods to avoid while on antibiotics?

Foods that must be avoided while on antibiotic treatment include grapefruit, foods rich in calcium, and alcohol. Grapefruit contains compounds known as furanocoumarins, which interfere with how the liver and intestines break down the medicine and filter out toxins.

Do you eat yogurt during or after antibiotics?

Take yogurt at least 2 hours before or 2 hours after antibiotics. For diarrhea: 125 grams of yogurt containing Lactobacillus casei twice daily. For lowering cholesterol: Several different doses have been tried depending on the preparation.

23 related questions found

Is yogurt good for bacterial infections?

Eating yogurt enriched with lactobacillus probiotic, along with taking an antibiotic, might help to get rid of bacterial vaginal infections faster than taking the antibiotic alone. Also, eating yogurt enriched with lactobacillus might decrease the risk of developing a new bacterial vaginal infection.

What to eat when you are taking antibiotics?

What to eat during and after taking antibiotics

  • Probiotics. Probiotics are live microorganisms commonly known as “healthy bacteria.” ...
  • Prebiotics. Prebiotics are food for the beneficial bacteria that live in the gut microbiome. ...
  • Fermented foods. Fermented foods are good sources of beneficial bacteria. ...
  • Vitamin K. ...
  • Fiber.

Can I eat eggs with antibiotics?

Eggs from hens treated with antibiotics cannot enter the food supply until they are totally safe. It's important to know eggs can only be labeled as antibiotic-free if egg farmers choose not to use any antibiotics in feed or water as the pullets (young hens) are growing or when hens are laying eggs.

Does yogurt help with diarrhea caused by antibiotics?

Eating yogurt or taking a so-called probiotic when you have to take antibiotics may help prevent the diarrhea that often accompanies antibiotic treatment. That's the conclusion of a study just published in the Journal of the American Medical Association.

Can I eat yogurt while taking cephalexin?

Interactions between your drugs

No interactions were found between Keflex and yogurt.

Which yogurt is best with antibiotics?

of the yogurt every day for 12 days after starting antibiotics were just as likely to have diarrhea as those who ate no yogurt. In another study, a yogurt that also contained Lactobacillus acidophilus lowered the risk of diarrhea due to antibiotics.

Is Activia yogurt good when taking antibiotics?

Eat some yogurt!

Eating this sometimes-sweet treat is also proven to reduce side effects of antibiotics (like gas and diarrhea) and build up your healthy bacteria count. Be sure to find a brand of “probiotic” yogurt such as Activia to boost your immunities and replenish good bacteria in your body.

What should I eat for breakfast while taking antibiotics?

Eat Fermented Foods

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.

How long after taking antibiotics can I eat dairy?

It's recommended that dairy products such as cheese, milk, butter, and yogurt should not be consumed until 3 hours after a dose of antibiotics is taken. Likewise, juices or supplements containing calcium may also reduce effectiveness.

Can you eat peanut butter on antibiotics?

Eat neutral foods

Crackers, rice, bread, peanut butter, and other neutral foods do a good job coating your stomach and prompting digestion, which helps your body to metabolize your medication efficiently.

Is it OK to mix amoxicillin with yogurt?

No interactions were found between amoxicillin and yogurt.

What yogurt is healthiest?

The healthiest yogurt overall is St Helen's Farm Low Fat Goats Milk Yogurt. As well as having the lowest sugar content of all the yogurts we evaluated, it also has the second lowest calorie count (by only 2 calories). It also scores well in fat and saturated fat as it only has trace amounts.

What happens if you eat too much yogurt?

Eating two to three containers of yogurt every day can add around 500 calories and close to 100 grams of sugar to the daily diet. This can cause unwanted weight gain and increase the risk of diabetes.

How do you use plain yogurt for infection?

To apply yogurt vaginally:

  1. Take a tampon out of its applicator. Fill the applicator with yogurt, and use it to insert yogurt into your vagina.
  2. You can also use an old applicator from an antifungal cream. ...
  3. Freeze the yogurt first. ...
  4. Or you can just use your fingers to get as much into your vagina as you can.

What is the best probiotic to take with antibiotics?

Yes. Extensive clinical research suggests the best probiotic to take with antibiotics are particular strains that can be taken alongside antibiotics, rather than separately. These particular strains are Lactobacillus acidophilus Rosell-52, Lactobacillus rhamnosus Rosell-11 and Bifidobacterium lactis Lafti B94.

Does all yogurt have probiotics?

However, keep in mind that not all yogurt contains live probiotics. In some cases, the live bacteria have been killed during processing. For this reason, make sure to choose yogurt with active or live cultures. Also, always read the label on yogurt before you buy it.

Should I drink a lot of water while on antibiotics?

In general, all medications should be taken with a full glass of water, unless your doctor or pharmacist recommends otherwise. If your medication needs to be taken with “plenty of water,” you may need to drink more than a full glass of water with your medication.

What foods should I avoid when taking cephalexin?

Acidic foods such as citrus juice, carbonated beverages, chocolate, antacids and tomato-based products such as ketchup can all interfere with drug absorption. Have your child avoid these several hours before and after taking the medication, said Seidman.

Do any foods interact with cephalexin?

Although it may be absorbed more quickly if it is taken on an empty stomach, cephalexin may be taken with food or on an empty stomach. The overall effect is not changed by taking it with food.

How do you know if cephalexin is working?

Cephalexin starts to work right away and becomes the most effective one hour after taking it. That being said, it can take up to 48 hours after taking the drug to start seeing your symptoms improve.