Onion juice is indeed sometimes used in hair care to promote hair regrowth and reduce dandruff, although it does sound unusual at first. The key here is sulfur, an element present in onion juice, which can support hair health. Sulfur is known to support the production of collagen, which is essential for the development of healthy cells and tissue, including on the scalp and hair. In Siddha-Ayurvedic principles, hair thinning can often be linked to imbalances in the doshas, particularly Vata and Pitta. These imbalances could affect the nourishment of the scalp and follicle health. While onion juice is not a miracle cure, it can be part of a broader approach to addressing these imbalances.
You mentioned the smell, which can indeed be quite overwhelming for some. If you’re looking to mitigate this, mixing onion juice with coconut oil is a good idea. Coconut oil is great for moisturizing the scalp and can also help with dandruff control. Aloe vera, on the other hand, is soothing and can enhance hair moisture without affecting the benefits of onion juice.
To prepare a mix that’s less pungent, you can combine onion juice with coconut oil or aloe vera gel in equal parts. Before applying broadly, always perform a small patch test on your skin to ensure there is no adverse reaction. Apply the mix to your scalp and let it sit for about 30 minutes before washing it out with a mild shampoo. Doing this 2-3 times a week could help promote a healthier scalp environment and potentially encourage hair growth.
However, it’s essential to also consider other aspects of your lifestyle that might be contributing to hair loss, such as stress levels, diet, and overall health. Eating a balanced diet rich in proteins, iron, and omega-3 fatty acids can be beneficial. Addressing the root cause, potentially with the guidance of an Ayurvedic practitioner, might provide more sustainable improvements. If hair loss continues or is excessive, it would be a good idea to consult a healthcare professional to explore other potential underlying causes.


