Sadoer Red Onion Black Seed Oil Shampoo – 500mlI will avoid using links in my responses. Sadoer Red Onion Black Seed Oil Shampoo 500ml Revitalize your hair from root to tip with the Sadoer Red Onion Black Seed Oil Shampoo (500ml). This powerhouse formula blends traditional botanical wisdom with modern hair science to tackle hair fall, thinning, and dullness in one generous bottle. The Power Ingredients Red Onion Seed Oil: Rich in sulfur and antioxidants, it helps strengthen hair follicles,