6 Manfaat Bawang Bombai yang Sayang Dilewatkan

6 manfaat bawang bombai yang sayang dilewatkan

Ilustrasi bawang bombay

KOMPAS.com – Bawang bombai mungkin lebih terkenal sebagai penambah rasa pada masakan.

Namun, tahukah Anda bahwa bawang bombai juga punya banyak manfaat kesehatan?

Ahli diet terdaftar, Gillian Culbertson mengatakan bawang bombai sebenarnya sudah lama digunakan dalam pengobatan tradisional.

Apa saja manfaat bawang bombai?

Manfaat kesehatan bawang bombai mungkin tidak seterkenal manfaatnya sebagai penambah rasa sedap dalam masakan.

Berikut manfaat kesehatan bawang bombai yang sayang dilewatkan:

1. Mengurangi risiko kanker

Bawang bombai mengandung senyawa organosulfur yang bisa menghentikan sel kanker berkembang biar dan tubuh, sehingga sel tersebut mati.

Sebuah studi tahun 2019 menemukan bahwa mengonsumsi 35 pon bawang bombai dan sayuran allium lainnya setiap tahun dapat menurunkan risiko kanker kolorektal hingga hampir 80 persen.

2. Menangkal kondisi kronis

Bawang bombai mengandung flavonoid yang memiliki sifat antioksidan. Bwang bombai juga tinggi vitamin C, antioksidan penting lainnya yang mendukung sistem kekebalan tubuh yang sehat.

“Antioksidan melindungi dari radikal bebas yang menyebabkan peradangan dan berkontribusi pada penyakit kronis seperti kanker, diabetes, dan penyakit jantung,” ucap Culbertson.

3. Melindungi dari penyakit jantung

Bawang bombai juga mengandung quercetin, salah satu senyawa flavonoid yang menawarkan banyak manfaat kesehatan jantung, terutama bagi orang yang mengalami obesitas dan sindrom metabolik.

“Sindrom metabolik adalah kombinasi faktor risiko, termasuk kelebihan berat badan, tekanan darah tinggi, kolesterol tinggi, dan gula darah tinggi, yang meningkatkan risiko penyakit jantung,” kata Culbertson.

Bawang bombai juga memiliki kemampuan mengencerkan darah, yang dapat membantu mencegah penggumpalan darah yang menyebabkan serangan jantung dan stroke.

Karena quercetin menumpuk di aliran darah Anda dari waktu ke waktu, mengonsumsi bawang bombai secara konsisten dapat menghasilkan manfaat antioksidan yang lebih besar.

4. Memperkuat tulang

Antioksidan dalam bawang bombai juga dapat mengurangi pengeroposan tulang dan osteoporosis yang sering terjadi seiring bertambahnya usia.

“Antioksidan meminimalkan stres yang merusak sel sehat dan mempercepat proses penuaan,” ucap Culbertson.

5. Melawan bakteri

Ada beberapa bukti bahwa quercetin dalam bawang bombai memiliki sifat antibakteri.

Sebuah studi sistematis tahun 2018 menemukan bahwa mengonsumsi bawang dapat memperlambat atau menghentikan pertumbuhan bakteri yang menyebabkan infeksi E.coli, infeksi Staph, dan sakit maag.

6. Membantu pencernaan

Bawang bombai adalah sumber prebiotik dan serat yang kaya.

“Bakteri usus memecah serat yang tidak larut atau tidak tercerna, menyebabkan fermentasi,” kata Culbertson.

“Bawang bombai berfungsi sebagai prebiotik atau sumber makanan bagi bakteri, yang membantu pencernaan,” tambahnya.

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