✨ Shine Bright, Hair Right! ✨ Compact size makes it perfect for on-the-go hair care. Lightweight formula that penetrates quickly without greasiness. Protects hair from environmental damage and promotes healthy growth. Transform dull strands into a glossy mane with our unique blend. Infused with red onion seed oil and vitamin C for ultimate shine. Vitamin C Boost Compact Size Red Onion Seed Oil WOW Skin Science Red Onion Black Seed Hair Serum is a powerful hair treatment designed to revive and enhance shine post-wash. Infused with nourishing red onion seed oil and antioxidant-rich vitamin C, this lightweight serum promotes healthy hair growth while protecting against environmental damage. Its compact size makes it an ideal companion for your travel or daily routine.