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Cardi B's recent Instagram post about her hair growth trick using onion water has gone viral. Turn's out the secret to her mane isn't the magic touch of a celebrity hairstylist or an exclusive product—it's onion water. The Grammy-winning rapper shared that she uses it to wash her strands. "My last two washes I been boiling onions and using the water to wash my hair," she posted on Instagram.

While some people are skeptical about the effectiveness of this method, others are eager to try it out for themselves.

The science behind onion water for growth: Onion water is often touted as a remedy for hair growth. But does it really work? In this post, we'll explore the science behind onion water for hair growth and find out whether it's a viable option for those looking to improve the health of their hair.

The Science of Onion Water for Hair Growth Onion water is thought to work for hair growth due to the presence of sulfur-containing compounds. These compounds are thought to improve blood circulation to the scalp, which in turn can promote hair growth.

Additionally, onions are a rich source of antioxidants, which can help to protect the hair from damage and promote a healthy scalp.

To prepare onion water for hair growth, simply chop up an onion and steep it in boiling water for about 10 minutes. Once it has cooled, strain the mixture and apply it to the hair and scalp. Leave it on for about 30 minutes before rinsing it out. For increased moisture, you can simple add a tablespoon of glycerin or marshmallow root.

Does Onion Water Really Work for Hair Growth? There is some scientific evidence to suggest that onion water may indeed be beneficial for hair growth. One study found that applying a solution of onion juice to the scalp could increase hair growth in people with alopecia areata, an autoimmune condition that causes hair loss. Another study found that applying a mixture of onion juice and ginger juice to the scalp could improve hair growth in people with hair loss due to male pattern baldness.

So, does Cardi B's onion water really work for hair growth? The science suggests that it is beneficial. If you're looking for a natural way to improve the health of your hair, onion water is worth a try.

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