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What is the healthiest thing to eat when sick?

4 min read

According to a study published in the journal Nutrients, getting adequate amounts of vitamins A, C, D, E, and zinc is essential for maintaining a strong immune system. Knowing what is the healthiest thing to eat when sick can make a significant difference in how quickly you recover and how you feel in the meantime.

Quick Summary

The healthiest choices to eat when sick prioritize hydration, easily digestible nutrients, and immune-supporting properties. Focus on soothing liquids like broth and herbal tea, lean proteins, nutrient-dense fruits and vegetables, and bland foods when nauseous.

Key Points

  • Hydration is Key: Focus on hydrating fluids like water, clear broths, and herbal teas to prevent dehydration, especially with fever or vomiting.

  • Soothe Colds with Warm Broths: Warm soups and broths help with hydration, provide electrolytes, and can loosen mucus to relieve congestion.

  • Go Bland for Stomach Bugs: When dealing with nausea or a stomach virus, stick to bland, easy-to-digest foods like bananas, rice, applesauce, and toast.

  • Boost Immunity with Vitamins: Foods rich in vitamins A, C, D, and E, as well as minerals like zinc, can help your immune system fight off infections more effectively.

  • Choose Anti-Inflammatory Options: Incorporate foods like ginger, turmeric, and fatty fish to help reduce inflammation associated with many illnesses.

  • Avoid Certain Foods: Steer clear of high-sugar, greasy, fried, and heavily processed foods that can hinder immune function and worsen symptoms.

In This Article

Prioritizing Hydration: The Foundation of Recovery

No matter the type of illness, proper hydration is the most critical element for recovery. Sickness, especially with fever, vomiting, or diarrhea, can quickly lead to dehydration, which weakens the body and prolongs recovery. Drinking plenty of fluids replenishes lost water and electrolytes, thins mucus to help with congestion, and supports cellular function.

Here are the best hydrating choices:

  • Clear Broths: Chicken or vegetable broths are excellent sources of fluid and electrolytes. Their warmth can also help clear sinus congestion.
  • Hot Herbal Teas: Varieties like ginger or chamomile can soothe a sore throat and calm an upset stomach, while also keeping you hydrated. Green and black teas contain antioxidants but opt for decaf to avoid dehydration.
  • Coconut Water: This is a natural and effective way to replenish electrolytes lost from sweating, vomiting, or diarrhea.
  • Water: Plain water is always a solid choice. For those with significant fluid loss, consider adding a pinch of salt to help with absorption.

Best Foods for Common Illnesses

For Colds and Flu

When battling a cold or flu, the goal is to consume foods rich in vitamins, minerals, and anti-inflammatory compounds to support your immune system.

  • Chicken Soup: A classic for a reason, it provides protein, calories, and hydration. The warmth and steam help with congestion, and chicken contains cysteine, which may help break down mucus.
  • Garlic and Ginger: Both possess anti-inflammatory and antiviral properties. Add them fresh to soups, teas, or other dishes.
  • Citrus Fruits and Bell Peppers: Excellent sources of vitamin C, which can help shorten the duration and severity of cold symptoms.
  • Honey: Raw honey has antimicrobial properties and can soothe a cough and sore throat. Note: Do not give honey to children under one year old due to the risk of infant botulism.

For Stomach Bugs and Nausea

When your digestive system is sensitive, opt for bland, easy-to-digest foods.

  • BRAT Diet Foods: Bananas, rice, applesauce, and toast are gentle on the stomach and easy to tolerate. Bananas also replenish potassium.
  • Crackers and Gelatin: Saltine crackers can help settle an upset stomach, while gelatin can provide some calories and hydration in an easily digestible form.
  • Probiotic Yogurt: When your stomach can handle it, yogurt with live and active cultures can help restore beneficial gut bacteria, but avoid if dairy is an irritant.
  • Plain Baked Chicken or Fish: Lean, skinless poultry or fish provides much-needed protein without taxing the digestive system.

The Power of Nutrients and Anti-Inflammatory Foods

Beyond basic sickness-specific foods, incorporating certain nutrients can boost recovery regardless of the illness. Look for antioxidant and anti-inflammatory powerhouses to support your immune function.

  • Avocados: Soft, bland, and rich in healthy fats, vitamins, and minerals. They provide calories when your appetite is low and may help decrease inflammation.
  • Leafy Greens (Cooked): Spinach and kale are packed with vitamins A, C, and E, as well as zinc. Cooking them makes them easier to digest when you're feeling weak.
  • Oatmeal: A simple, high-fiber carbohydrate that provides comfort and sustenance. It’s gentle on the stomach and contains immune-supportive nutrients.
  • Fatty Fish: Salmon and tuna are excellent sources of protein, vitamin D, and omega-3 fatty acids, all of which have strong anti-inflammatory effects.

Comparison Table: Best Foods When Sick

Food/Drink Best For Key Benefit Important Note
Chicken Soup Cold, Flu, Dehydration Hydration, nutrients, clears congestion Offers electrolytes and protein
Ginger Tea Nausea, Sore Throat Anti-nausea, anti-inflammatory Use real ginger for best effect
Bananas Stomach Bug, Diarrhea Bland, easy to digest, restores potassium Part of the BRAT diet
Fatty Fish (Salmon) Colds, Flu Protein, Omega-3s, Vitamin D Good for overall immune support
Probiotic Yogurt Diarrhea, Gut Health Restores healthy gut bacteria Choose plain, unsweetened varieties
Oatmeal General Illness, Appetite Loss Gentle carbs, fiber, comfort Avoid if on low-fiber diet for stomach bug
Citrus Fruits Colds, Flu High Vitamin C, antioxidants Acidity can irritate a very sore throat

Avoiding Foods That Can Make You Feel Worse

Just as important as knowing what to eat is knowing what to avoid. Certain foods can exacerbate symptoms, cause dehydration, or hinder the immune response. These include:

  • Added Sugars: High sugar intake can suppress the immune system and cause inflammation.
  • Alcohol: It's dehydrating and can weaken the immune system.
  • Fried and Greasy Foods: Hard to digest and can worsen stomach upset.
  • Spicy Foods (with upset stomach): While good for clearing congestion, they can irritate a sensitive digestive system.
  • Excessive Dairy (for some): For individuals with intolerance, or those experiencing congestion, dairy can increase mucus thickness.

Conclusion

Making smart food choices when you're unwell is a simple yet powerful way to support your body's natural healing processes. Prioritizing hydration with broths and teas, opting for easily digestible and nutrient-dense foods like soup and lean proteins, and choosing bland options during periods of nausea are key strategies. By focusing on whole, fresh foods and avoiding those that hinder recovery, you can provide your immune system with the essential fuel it needs to get you back on your feet faster.

For more information on the vitamins that support immune function, the National Institutes of Health provides an authoritative factsheet on dietary supplements.

Frequently Asked Questions

The best drinks include plain water, clear broths, coconut water to replenish electrolytes, and herbal teas like chamomile or ginger. Avoid sugary drinks and caffeine, which can cause dehydration.

Yes, it is. Chicken soup provides hydration, electrolytes, and nutrients. The warmth and steam can help clear congestion, and chicken contains the amino acid cysteine, which may help break down mucus.

The BRAT diet consists of bananas, rice, applesauce, and toast. It's an excellent choice for a stomach bug because these foods are bland, easy to digest, and low in fiber, which can help settle an upset stomach.

The idea that dairy increases mucus is a myth for most people. The thick texture can sometimes create a feeling of thicker mucus, but studies show it does not clinically increase mucus production. However, if you are lactose intolerant, it may still cause digestive issues.

Yes, the capsaicin found in chili peppers can help thin mucus and relieve nasal congestion. However, be cautious if you also have an upset stomach, as it can be an irritant.

Honey has known antimicrobial properties and can help soothe a sore throat and calm a cough. It's often added to warm tea for a natural remedy. It should not be given to children under one year old.

Avoid foods high in added sugar, fried and greasy foods, and excessive alcohol. These can increase inflammation, suppress immune function, and worsen digestive symptoms.

Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.