Can we drink milk in small pox? A Guide to Nutrition During Viral Rash Illnesses

October 21, 2025 •

4 min read

Smallpox, caused by the variola virus, was officially eradicated globally in 1980, so a person today will not contract this illness. This means the question, "Can we drink milk in small pox?", is based on a common and understandable misconception, as the query likely refers to chickenpox, a different viral infection.

Quick Summary

The question regarding milk consumption during smallpox is based on a misconception; the illness was eradicated decades ago. The inquiry most likely concerns chickenpox, a viral rash illness with different dietary considerations. Milk is generally acceptable during chickenpox, provided it does not cause discomfort, and attention should be paid to overall hydration and consuming bland, soft foods.

Key Points

Smallpox is Eradicated: Smallpox was eliminated in 1980, so modern concerns about it are misplaced.
The Query Refers to Chickenpox: The question about milk is almost certainly a reference to chickenpox, a different viral disease with a rash.
Milk is Usually Acceptable for Chickenpox: For chickenpox, milk is typically fine to drink, providing hydration and nutrients, and can be soothing if consumed cold.
Listen to Your Body: If you have mouth sores or find that dairy increases mucus or discomfort, it is best to limit consumption during chickenpox.
Focus on Bland and Soft Foods: The best diet for chickenpox includes easy-to-digest, non-irritating foods like mashed potatoes, soups, and bananas.
Prioritize Hydration: Staying well-hydrated with water, broths, and non-acidic juices is crucial for a fast recovery from chickenpox.
Avoid Spicy, Acidic, and Hard Foods: To prevent irritating mouth and throat sores during chickenpox, steer clear of spicy, salty, and acidic items.

Smallpox vs. Chickenpox: Clarifying the Viral Culprits

Before addressing dietary specifics, it is critical to distinguish between smallpox and chickenpox. These are two distinct viral diseases, despite their similar-sounding names. Smallpox was a devastating disease caused by the variola virus and has been globally eradicated since 1980, making it impossible to contract naturally today. What people often refer to as "smallpox" when discussing current illness is actually chickenpox, caused by the varicella-zoster virus. While the blisters of smallpox and chickenpox can look similar, the diseases are very different, as are the health risks and management approaches.

The Role of Diet During Chickenpox

For those suffering from chickenpox, a proper diet is crucial for supporting the immune system and managing symptoms. The discomfort of the rash, which can also appear inside the mouth and throat, can make eating and drinking painful. A nutritious diet of soft, bland, and easy-to-digest foods can aid recovery and prevent further irritation.

Can You Drink Milk While You Have Chickenpox?

Regarding the query about milk, the answer depends largely on individual tolerance and symptoms. According to multiple health sources, consuming dairy products like milk and yogurt is generally fine during a bout of chickenpox.

Cooling and Soothing: Cool foods can help soothe the body and mouth sores. A cold glass of milk, a milkshake, or a smoothie can be a comforting option when warm foods are irritating.
Nutrient-Rich: Milk and other dairy products are good sources of protein and calcium, both of which are important for immune function and wound healing.
Potential Discomfort: However, some individuals, especially those with lactose intolerance, may find that dairy products cause digestive discomfort or exacerbate mucus production. If you notice that milk or other dairy worsens your symptoms, it is best to reduce your intake. Full-fat dairy, in particular, is sometimes mentioned as potentially increasing inflammation, so opting for low-fat options might be wise.

Recommended Foods for Chickenpox

Hydrating Fluids: Water, herbal teas, broths, and coconut water are excellent for maintaining hydration, especially when fever and reduced appetite are factors.
Soft and Bland Foods: Mashed potatoes, scrambled eggs, well-cooked pasta, oatmeal, and clear soups are gentle on the digestive system and mouth sores.
Fruits and Vegetables: Focus on non-acidic varieties like bananas, melons, peaches, and berries. For vegetables, consider mashed sweet potatoes, spinach, and broccoli.
Protein Sources: Easily digestible protein is vital for tissue repair. Options include poached fish, boiled chicken (in soup), lentils, and tofu.
Yogurt and Kefir: These probiotic-rich foods can be soothing and may help support gut health, which is connected to the immune system.

Foods and Substances to Avoid

Spicy and Salty Foods: Chili, pepper, and excessive salt can irritate mouth and throat sores.
Acidic Foods: Citrus fruits like oranges and lemons can sting and aggravate oral blisters.
Hard and Crunchy Foods: Chips, crackers, and nuts can be rough on the mouth.
Sugary and Processed Foods: High sugar intake can weaken the immune response and promote inflammation. Processed foods often contain additives that are not beneficial during recovery.
Alcohol and Caffeine: These can weaken the immune system and interfere with hydration.

Smallpox vs. Chickenpox: A Quick Comparison


Feature	Smallpox (Variola Virus)	Chickenpox (Varicella-Zoster Virus)
Current Status	Eradicated worldwide since 1980.	Still exists, common childhood illness.
Infectious Period	Contagious until the last scab falls off.	Contagious until all blisters have scabbed over.
Rash Distribution	Pustules often appear all over the body simultaneously, including palms and soles.	Blisters appear in crops over several days, concentrating on the torso, face, and scalp.
Severity and Mortality	Historically, a severe disease with a high mortality rate (up to 30% for ordinary smallpox).	Generally a milder illness, though complications can occur.
Dietary Relevance	Not relevant for current infections as the disease is eradicated.	Relevant for symptom management during infection.
Vaccination	Globally enforced vaccination led to eradication.	Vaccine is available and recommended to prevent or lessen the disease.

Conclusion

In summary, the question of whether you can drink milk in smallpox is moot, as the disease no longer exists in nature. The appropriate dietary consideration is for chickenpox. Milk is generally acceptable during chickenpox, providing valuable nutrients and a soothing, cool fluid. However, individuals with mouth sores or those who experience discomfort or increased mucus production may want to reduce their dairy intake. The key to a proper diet during any viral illness is to prioritize hydration and consume soft, bland, and nutrient-dense foods while avoiding irritants like spicy, acidic, or overly sugary items. This approach supports the body's immune response and promotes a faster recovery from ailments like chickenpox.

For more information on general hygiene and disease prevention, consider visiting the World Health Organization website. https://www.who.int/health-topics/smallpox#tab=tab_1

Frequently Asked Questions

No, smallpox was declared globally eradicated by the World Health Organization in 1980 and does not exist naturally in the world today. The disease is extinct outside of secure research laboratories.

People are most likely referring to chickenpox, a different viral illness caused by the varicella-zoster virus. Chickenpox is still common, though a vaccine is widely available.

Yes, it is generally safe to drink milk and consume other dairy products like yogurt during chickenpox. They can be good sources of protein and calcium. However, if milk causes digestive upset or increases mucus, it is advisable to reduce intake.

For chickenpox, cool or low-fat dairy options are often best, as they are less likely to cause inflammation or discomfort. Smoothies or milkshakes can also provide a soothing, nutrient-rich option.

To prevent aggravating symptoms like mouth sores and irritation, avoid spicy, salty, and acidic foods. It is also recommended to limit sugary and processed foods, which can cause inflammation.

Hydration is crucial during chickenpox to help manage fever, replace fluids lost through sweating, and aid in the healing process. Drinking plenty of water, broth, or herbal tea is recommended.

No, there is no relevant diet for naturally occurring smallpox, as the disease has been eradicated. The dietary advice provided is specifically for managing the symptoms of chickenpox, a separate viral infection.