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8 Tips How To Restore Gut Health After Stomach Flu

By PureHealth Research Jan 27, 2025

Medically reviewed by Medically reviewed by our experts

Medically reviewed by 9 min read

Medically reviewed by 12 citations

Woman lying on couch holding stomach while on the phone thinking how to restore gut health after stomach flu.
Woman lying on couch holding stomach while on the phone thinking how to restore gut health after stomach flu.

Learning how to restore gut health after stomach flu becomes essential knowledge as this condition affects millions of Americans each year. Recent data highlights a concerning trend – 211 norovirus outbreaks were reported between August and November 2024, surpassing numbers from previous years.

Our comprehensive guide offers practical steps for recovery, focusing on gentle yet effective approaches to help you feel your best again.

Key Article Findings

  • Stomach flu recovery requires a clear pathway through your journey, starting with the most gentle approaches that support your natural healing processes
  • Your gut health influences many aspects of your well-being, including gut health and hormones
  • Practical guidance on food choices and supportive practices
  • Natural strategies that work together to help you feel more comfortable

What is Stomach Flu?

Woman clutching stomach in discomfort at home.

Stomach flu, also known as viral gastroenteritis, differs distinctly from food poisoning in both its origin and progression. While food poisoning results from consuming contaminated items, stomach flu spreads through person-to-person contact or touching contaminated surfaces.

Common indicators include:

  • Queasiness and throwing up
  • Loose stools
  • Stomach discomfort
  • Reduced desire to eat
  • Slight temperature elevation

These symptoms typically appear within 12-48 hours of exposure. Most people notice improvement within 1-3 days, though complete recovery might take longer.

How Stomach Flu Impacts Your Gut

When stomach flu strikes, it disrupts the delicate balance within your digestive system. This interruption affects both the beneficial microorganisms in your gut and your body’s capacity to process nutrients properly. The natural digestive processes often need additional support during this time.

Dr. Holly Lucille, ND, suggests that digestive enzyme support could be particularly valuable during recovery. FastEnzymes from PureHealth Research offers a specialized blend of natural enzymes that work together to support digestive function.

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This combination of enzymes may help your body process nutrients more efficiently during recovery. The pancreas naturally produces digestive enzymes, but during times of digestive stress, additional enzyme support might be beneficial.

Hydration is Key

Hand pouring water from a pitcher into a glass on a table.

For anyone healing gut after stomach virus, maintaining proper fluid levels stands as the cornerstone of recovery. Before exploring specific options, you might find it helpful to learn about the best tea for gut health to add variety to your hydration routine. Your body requires additional liquids to:

  • Replace water lost through illness
  • Support natural recovery processes
  • Maintain essential body functions
  • Keep cells functioning properly
  • Aid in toxin removal

Best hydration choices include:

  • Room temperature water (small, frequent sips)
  • Clear broths with minimal sodium
  • Electrolyte solutions (without artificial sweeteners)
  • Ice chips for those struggling with liquids
  • Weak tea without caffeine

Tips for successful hydration:

  1. Start with tiny sips every 5-10 minutes
  2. Gradually increase fluid intake as tolerated
  3. Watch for signs of proper hydration (clear urine)
  4. Avoid very cold or very hot beverages
  5. Skip carbonated drinks initially

How to Restore Gut Health After Stomach Flu: The Best Foods to Eat

Graphic on foods to eat after stomach flu for gut health.

While this guide focuses on recovery after stomach flu, similar principles apply in other situations. For instance, you might find parallels in how to restore gut health after antibiotics. For those recovering from stomach flu, selecting the right foods makes a significant difference in your comfort and recovery. Let’s explore the most beneficial options that support your digestive system during this time.

Bland Foods

Starting with simple, mild foods allows your digestive system to readjust gradually. Focus on:

  • Plain, dry toast without spreads
  • Well-cooked, plain white rice
  • Simple soups without cream
  • Plain, unsalted crackers
  • Baked or boiled chicken without skin

Each of these options provides gentle nourishment without overtaxing your system. Take small portions and eat slowly, giving your body time to adjust.

The BRAT Diet

What to eat on the stomach flu often follows the time-tested BRAT approach. This gentle dietary strategy includes:

Bananas – Offer natural sugars and minerals 

Rice – Plain white rice provides easy-to-process energy 

Applesauce – Delivers natural sweetness and hydration 

Toast – Simple carbohydrates that digest easily

This combination supports your body’s needs while minimizing digestive stress. Start with small portions every few hours rather than full meals.

Easy-to-Digest Starches

As your comfort improves, incorporate these simple starches:

  • Plain boiled potatoes (no butter or seasonings)
  • White pasta with a touch of olive oil
  • Plain white bread
  • Basic rice cereals
  • Plain oatmeal made with water

These foods provide steady energy without overwhelming your digestive system.

Gut-Friendly Fruits and Vegetables

When healing gut after stomach virus, choose produce that’s gentle on your system:

Cooked vegetables

  • Carrots (well-cooked)
  • Sweet potatoes (baked)
  • Squash (steamed)
  • Green beans (soft-cooked)

Mild fruits

  • Ripe bananas
  • Cooked apples
  • Canned pears in water
  • Melon (when appetite returns)

Foods to Avoid During Recovery 

Graphic listing foods to avoid during recovery.

While learning how to heal gut after stomach bug, certain foods might slow your progress:

  • Full-fat dairy items
  • Raw vegetables and fruits
  • Processed snacks
  • Sugary treats
  • Highly seasoned dishes
  • Strong flavors or spices
  • Fried foods
  • Heavy sauces
  • Carbonated drinks
  • Alcoholic beverages

The Power of Probiotics

As you focus on how to reset gut after stomach bug, adding beneficial bacteria becomes essential. Many people find probiotics beneficial not just for recovery but also as part of their regular wellness routine. Learning more about probiotics for detox can help you understand their broader benefits.  PureHealth Research‘s Sapienbiotics offers a thoughtfully crafted blend of probiotics that support digestive balance:

  • Lactobacillus acidophilus supports nutrient absorption
  • Bifidobacterium lactis assists digestive processes
  • Lactobacillus plantarum maintains gut comfort
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Natural sources of probiotics include:

  • Plain, unflavored yogurt
  • Naturally fermented vegetables
  • Traditional sauerkraut
  • Mild kefir

Start with small portions of these foods once your appetite returns. Pay attention to how your body responds and adjust accordingly.

The Power of Prebiotics

Prebiotics act as food for the beneficial bacteria in your digestive system. These gentle options support your recovery:

Everyday prebiotic sources:

  • Ripe bananas (also part of the BRAT diet)
  • Softly cooked onions in soups
  • Cooled, plain potatoes
  • Simple oatmeal prepared with water

Include these foods gradually as your comfort level allows. They work alongside probiotics to support your digestive well-being.

Other Supportive Measures for Gut Healing

Graphic showing supportive measures for gut healing.

A comprehensive approach to digestive wellness often includes various strategies. Explore our complete collection of gut health and digestion supplements for additional support options. Beyond food choices, several natural approaches can support your recovery process. These gentle methods work together to create a soothing environment for your digestive system while supporting your overall well-being during this sensitive time.

Herbal Teas for Soothing and Digestion

Traditional herbal teas have long served as natural allies during digestive difficulties. The warm liquid itself aids hydration, while specific herbs offer unique properties. When selecting teas, opt for organic varieties whenever possible, and always start with a diluted brew to test your tolerance.

Different herbs support your system in various ways. Some people find morning tea sessions most beneficial, while others prefer sipping throughout the day. Pay attention to your body’s response and adjust accordingly.

Beneficial options include:

  • Peppermint tea soothes digestive discomfort
  • Chamomile tea supports relaxation
  • Ginger tea aids digestive comfort

Prepare these teas weak initially, and sip slowly throughout the day.

Bone Broth

Traditional cultures have valued bone broth for generations as a nurturing food during recovery periods. This time-tested liquid contains elements that support your digestive system’s natural processes. The slow cooking process draws out components that are particularly gentle on your system.

Quality bone broth serves as a bridge between clear liquids and solid foods. The warm liquid soothes your system while providing gentle nutrition. Many people find it particularly comforting during the early stages of eating again.

Beneficial elements include:

  • Natural minerals
  • Easily absorbed nutrients
  • Comforting warmth
  • Hydrating properties

Start with small portions, warming the broth to a comfortable temperature.

Rest and Stress Management

Recovery requires more than attention to diet alone. Your body needs additional energy to support healing, making rest and stress management essential components of your recovery plan. Creating a calm environment allows your body to direct more resources toward healing.

Physical rest gives your body the space it needs to focus on recovery. While complete bed rest isn’t always necessary, reducing your normal activity level helps conserve energy for healing. Listen to your body’s signals about how much rest you need.

Physical rest elements:

  • Adequate sleep (7-8 hours nightly)
  • Quiet activities
  • Gentle movement when ready
  • Regular rest periods

Your mental state also impacts recovery. Stress can interfere with normal digestive processes, making it important to maintain a calm mindset. Simple activities that promote relaxation can make a significant difference in how you feel.

Mental well-being practices:

  • Calming activities
  • Light reading
  • Soft music
  • Gentle stretching
  • Deep breathing

When to Seek Medical Attention

While most cases of stomach flu resolve with home care, certain situations require professional evaluation. Being aware of warning signs helps you make informed decisions about your care. Pay particular attention to signs of dehydration, as older adults can become dehydrated more quickly than younger people.

Watch for these indicators:

  • Inability to keep liquids down for 24 hours
  • Temperature above 102°F
  • Symptoms lasting beyond 3 days
  • Significant stomach discomfort
  • Dark or reduced urine output

Conclusion

Recovering from stomach flu requires patience and gentle care. Focus first on proper hydration, then gradually introduce supportive foods and practices. Notice your body’s signals and adjust your approach accordingly.

Your recovery journey might take several days to weeks. By following these guidelines and listening to your body’s needs, you’re supporting your natural healing processes effectively.

Can Stomach Flu Lead To Any Long-Term Gut Problems?

While most people recover fully from stomach flu, temporary digestive changes might persist for a few weeks. Following proper nutrition and rest during recovery helps minimize any lingering effects. Stay attentive to your body’s signals during this time.

Can I Drink Coffee or Alcohol While Recovering From Stomach Flu?

Avoid coffee and alcohol during initial recovery. These beverages can irritate your digestive system and interfere with hydration. Wait until you’re eating regular meals comfortably before adding these drinks back gradually.

Is It Normal to Have a Decreased Appetite After Stomach Flu?

A reduced appetite is a natural response after stomach flu. Your body needs time to readjust. Start with small portions of gentle foods when you feel ready. Your natural appetite patterns will return gradually.

What Kind of Exercise Is Safe to Do While Recovering From Stomach Flu?

Begin with gentle walking indoors once you’re keeping food down consistently. Light stretching and short walks help circulation without overtaxing your body. Increase activity gradually as your energy and stability improve.

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Treatment of viral gastroenteritis (“Stomach flu”). (2022). National Institute of Diabetes and Digestive and Kidney Diseases.

https://www.niddk.nih.gov/health-information/digestive-diseases/viral-gastroenteritis/treatment 
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https://www.ncbi.nlm.nih.gov/books/NBK538142/ 
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