onion boil are more than just a kitchen staple. Across different cultures, they’ve been celebrated as a natural remedy for centuries. Among the many uses, onion boil stands out as a simple yet powerful home treatment. Traditionally used to draw out infections, soothe inflammation, and strengthen immunity, onion boil has secured its place in both folk medicine and modern wellness discussions.
But what exactly is onion boil? Is it just boiled onion water, or does it refer to treating skin boils with onions? Interestingly, it can mean both. For some, it’s a healing drink made by boiling onions, while for others, it’s a home remedy applied directly . Let’s explore both interpretations in detail and uncover the science, the traditions, and the benefits behind onion boil.
What is an Onion Boil?
An onion boil can refer to two practices:
- Boiling onions in water to make a health tonic that supports digestion, detoxification, and immunity.
- Applying a warm onion compress to skin boils, abscesses, or infections to reduce pain and speed up healing.
Both practices stem from onion’s natural antibacterial, antifungal, and anti-inflammatory properties. Folk healers across Asia, Africa, and Europe have used onions for wound healing and infection control for centuries.
Historical and Cultural Significance of Onion Remedies
From the pyramids of Egypt to the ancient villages of India, onions were more than food. Egyptians buried onions with their pharaohs, believing they symbolized eternal life. In Ayurvedic medicine, onions were praised for balancing body heat and treating infections. In traditional European medicine, onion poultices were widely applied to treat chest congestion, skin boils, and even ear infections.
The onion boil remedy bridges this rich history with modern wellness trends, as people look for natural and chemical-free healing alternatives.

Onion Boil (Viral TikTok Recipe)
Onion boil is a simple yet powerful home remedy made by boiling onions in water. Known for its healing properties, it can be enjoyed as a warm, soothing tea to boost immunity, support digestion, and detoxify the body. It can also be applied externally as a compress to help draw out infections and reduce inflammation from skin boils. This easy recipe is natural, safe, and perfect for adding to your wellness routine.
- Prep Time: 5 minutes mins
- Cook Time: 15 min
- Total Time: 20 mn
Ingredients
Ingredients:
2 medium red or white onions, peeled and sliced
3 cups water
1–2 garlic cloves (optional, for stronger antibacterial power)
1 teaspoon honey (optional, for sweetness)
½ teaspoon lemon juice (optional, for vitamin C)
A pinch of black pepper (optional, to boost antioxidant absorption)
Instructions
👩🍳 Instructions:
Prepare the Onions – Wash, peel, and slice the onions into thin rings.
Boil – In a saucepan, add 3 cups of water and the sliced onions (plus garlic if using).
Simmer – Bring to a boil, then reduce heat and simmer for 10–15 minutes until the onions soften and the water turns golden.
Strain – Pour the onion water into a cup, removing the onion slices.
Flavor (Optional) – Stir in honey, lemon, or black pepper for taste and extra health benefits.
Serve – Drink warm like tea, or use as a compress for skin boils.
Nutrition
- Serving Size: 2–4 servings
How to Make Onion Boil (Step-by-Step Recipe)
Ingredients:
- 2 medium-sized onions (red or white, peeled and sliced)
- 3 cups of water
- 1–2 cloves of garlic (optional, for extra antibacterial power)
- 1 teaspoon of honey or lemon (optional, for taste)
- A pinch of black pepper (optional, to boost absorption of antioxidants)
Steps to Prepare Onion Boil:
- Wash and Peel
- Rinse the onions thoroughly.
- Peel off the outer skin and slice them into thin pieces.
- Boil the Onions
- Pour 3 cups of water into a pot.
- Add the sliced onions (and garlic if using).
- Bring it to a boil on medium heat.
- Simmer
- Once it boils, reduce the heat.
- Let it simmer for 10–15 minutes until the onions soften and the water changes color.
- Strain
- Turn off the heat.
- Strain the liquid into a cup, separating the onion pieces.
- Add Flavor (Optional)
- Stir in honey or squeeze fresh lemon juice for better taste and added health benefits.
- Sprinkle a pinch of black pepper to enhance antioxidant absorption.
- Serve Warm
- Drink it warm like a tea for immunity and detox.
- You can also soak a clean cloth in the warm onion water and apply it as a compress for skin boils.
Tips:
- Drink once daily when you feel weak, have a sore throat, or need detox support.
- If applying as a compress, make sure it’s warm but not too hot to avoid burns.
- For stronger flavor and benefits, use red onions.
Nutritional Profile of Onion
Before diving deeper into the healing aspects, let’s see why onions are considered medicinal in the first place.
Key Vitamins and Minerals in Onion
- Vitamin C – Strengthens immunity and acts as an antioxidant.
- Vitamin B6 – Supports metabolism and nerve function.
- Potassium – Essential for heart health and blood pressure regulation.
- Folate (B9) – Important for cell repair and energy production.
Antioxidants and Anti-inflammatory Compounds
- Quercetin – A flavonoid with strong anti-inflammatory and antibacterial properties.
- Sulfur compounds (Allyl sulfides) – Responsible for the pungent smell and healing effects, including detoxification.
- Anthocyanins (in red onions) – Known for reducing oxidative stress and boosting cardiovascular health.
These compounds explain why an onion boil isn’t just folklore—it has genuine scientific grounding.
Health Benefits of Onion Boil
Natural Remedy for Skin Boils
Applying warm onion compresses can help draw out pus from skin boils due to onion’s antimicrobial compounds. It speeds up the ripening of the boil, reduces pain, and prevents further infection.
Detoxifying Properties
Onion boils, when consumed as a tea or infusion, help flush out toxins from the body. The sulfur compounds support liver function and aid digestion.
Boosting Immunity and Fighting Infections
Onion’s antibacterial and antiviral properties make an onion boil drink a natural immunity booster. It can help in colds, sore throats, and seasonal flu.
Supporting Heart and Blood Sugar Health
Studies show that onion compounds help reduce cholesterol levels, stabilize blood sugar, and improve blood circulation. Drinking onion boil tea may complement a healthy diet for people with diabetes or heart concerns.

Variations of Onion Boil
1. For Skin Boils (External Use)
- Instead of drinking, use the boiled onions directly:
- Wrap softened boiled onion slices in a clean cloth.
- Apply as a warm compress on boils or abscesses.
- Leave for 15–20 minutes, 2–3 times a day.
- This helps draw out pus, reduce pain, and speed healing.
2. For Immunity & Cold Relief
- Add 1 teaspoon of ginger and a pinch of turmeric while boiling.
- Drink this version to fight cough, cold, and chest congestion.
3. For Hair Growth and Scalp Health
- Prepare the onion boil as usual.
- Once cooled, use the onion water as a final hair rinse.
- Massage into the scalp and leave for 20 minutes before washing off.
- Regular use strengthens roots and may help with hair thinning.
4. For Detox and Digestion
- Add a stick of cinnamon and 2–3 cloves while boiling.
- This version improves digestion, flushes out toxins, and supports liver health.
Storage Tips
- Store leftover onion water in an airtight glass jar in the fridge for up to 2 days.
- Warm it slightly before drinking or applying.
- Do not store longer, as onion water can spoil quickly.
Conclusion: Is Onion Boil Worth Trying?
Onion boil may sound simple, but it’s a remedy that carries centuries of traditional wisdom and modern scientific support. Whether you drink it as a healing tea or use it as a warm compress for skin boils, onion boil offers a natural way to fight infections, boost immunity, support digestion, and even promote hair health.
The beauty of this remedy lies in its versatility and accessibility—onions are inexpensive, widely available, and packed with powerful compounds like quercetin, sulfur, and antioxidants. These elements work together to detoxify the body, fight bacteria, and reduce inflammation.
However, while onion boil can be a safe and effective home treatment, it’s important to use it wisely:
- Always test for skin sensitivity before applying directly.
- Avoid overuse if you’re prone to stomach irritation.
- Seek medical advice if you have chronic conditions or if a skin boil doesn’t heal naturally.
In short, onion boil is more than just a folk remedy—it’s a natural, multipurpose solution that continues to prove its worth in modern wellness. Whether you’re looking for a gentle detox drink, a cold-fighting tea, or a skin-healing compress, this humble recipe deserves a place in your home remedies toolkit.