Hair serum is FAQs of Aayuraj Hair Serum: Q: What is Aayuraj Hair Serum? A: Aayuraj Hair Serum is a hair oil and serum that is recommended for use on hair. Q: What is the shelf life of Aayuraj Hair Serum? A: The shelf life of Aayuraj Hair Serum is 24 months. Q: What is the color of Aay...