Throughout history, ancient remedies and quirky home hacks have captured our curiosity, offering simple solutions to life’s challenges. One intriguing practice is placing onion next to bed at night, a remedy that dates back generations. Believed to support purifying the air, ward off illnesses, and even ease congestion, this practice has gained renewed interest in recent years. But is there any truth to these claims, or is it just another folk tale passed through time? In this article, we’ll explore the possible benefits of this unusual remedy and uncover whether it truly holds value for modern health.
The practice of positioning onion next to bed at night has roots in ancient folk medicine, where it was believed to absorb toxins and protect against illnesses. In medieval Europe, onions were thought to draw out harmful bacteria during plagues, while traditional Chinese medicine linked onions to improving air quality and promoting health. In some Native American cultures, onions were used as a natural remedy for respiratory ailments. These cultural practices share a common belief in the onion’s ability to purify the environment and ward off sickness. Though science has yet to confirm these claims, the tradition endures worldwide.

Potential Benefits of an onion next to bed at night
Air Purification
Positioning an onion next to a bed at night is often believed to help purify the air by absorbing airborne toxins and pollutants. This idea originates from the onion's natural ability to attract and trap particles from its surroundings. Anecdotal claims suggest that this practice can result in cleaner air, leading to easier breathing, especially during the night. While scientific evidence is limited, many people promise this simple method for improving air quality in their bedrooms.
Relief from Colds and Congestion
Onions are rich in sulfur compounds, which are believed to be emitted into the air when the onion is cut. These compounds are thought to help reduce cold symptoms by easing nasal congestion and improving airflow. Supporters of the practice claim that placing onion next to bed at night can act as a natural remedy for respiratory discomfort. Though these effects remain unproven, some find relief, crediting the onion's sharp scent and potential anti-inflammatory properties.
Improved Sleep Quality
The fragrance of onion next to bed at night is also said to have a calming impact on the nervous system, potentially aiding in better sleep. Combined with the possibility of improved breathing, this practice might help some people comfort and enjoy a deeper rest. While not everyone finds the smell soothing, those who do see it as a simple way to enhance sleep quality.
Boosting the Immune System (Debated)
Few claim that onions can “draw out” bacteria or viruses from the air, providing an immune boost. Yet, there is no scientific consensus supporting this belief. Despite the lack of evidence, the enduring popularity of this remedy highlights the onion's perceived health benefits
What Does Science Say?
Lack of Strong Evidence
Scientific research is notably limited on placing onions next to bed at night. Most of the claimed benefits, such as air purification and illness prevention, are anecdotal rather than scientifically proven. While the practice has cultural and historical significance, there’s no concrete evidence to confirm its effectiveness.
Known Properties of Onions
Onions are rich in sulfur compounds, antioxidants, and antimicrobial properties that offer health benefits when consumed. These compounds support immune health and combat inflammation internally. However, their effects when simply placed near the bed remain uncertain, leaving this remedy more rooted in tradition than science.
Additional Tips Tips
- Use this remedy in a well-ventilated room to balance the strong onion smell.
- If you’re sensitive to odors, consider placing the onion slightly farther from the bed.
- Keep the onion out of reach of pets or children to avoid any accidental ingestion.
By following these steps, you can easily test this traditional remedy and decide for yourself if the benefits of onion next to bed at night are worth the experiment.
While placing onion next to bed at night may offer some potential benefits, there are a few downsides to consider. The most obvious concern is the strong smell, which may be unpleasant for some people, especially those sensitive to odors. Additionally, it’s essential to remember that this practice is rooted in folk medicine, and there is no scientific guarantee that it will provide any health benefits. Lastly, safety should be a priority—ensure that onions are kept out of reach of pets or small children to prevent any accidental ingestion. Consider these factors before trying this remedy.
Placing onion next to bed at night is an age-old practice with claimed benefits ranging from improved air quality to relief from colds and congestion. While the benefits are largely anecdotal, many cultures have used this remedy for centuries, attributing it to its natural properties like sulfur compounds and antimicrobial effects. However, it’s important to remember that home remedies should complement, not replace, science-based health practices. While there’s no solid scientific proof, why not try it for a night and see if it works for you? After all, some old traditions may surprise us with their effectiveness.
How to Use an onion next to bed at night
If you’re curious about the benefits of placing onion next to bed at night, here’s a simple step-by-step guide to try it for yourself:
- Choose a Fresh Onion: Select a healthy, unspoiled onion to ensure it emits its natural properties effectively.
- Slice the Onion: Cut the onion into halves or quarters to release its sulfur compounds and aroma.
- Place It by Your Bed: Use a small plate or bowl to hold the onion and position it near your bedside table or on the floor close to where you sleep.
- Dispose of It in the Morning: Onions can absorb moisture and bacteria from the air, so it’s best to discard them after one use.













