Global Hair Care Market Assessment, By Treatment Type [Anti-Dandruff, Hair Loss, Dry & Itchy Scalp, Dull & Frizzy Hair, White-Grey Hair, Others], By Product [Shampoo & Conditioning, Perming & Straightening, Styling Products, Hair Colouring, and Others], By Gender [Male, Female, Unisex], By End-user [Personal, Professional], By Distribution Channel [Online, Supermarkets & Hypermarkets, Retail Outlets, Specialty Stores, Departmental Stores, Dealers & Distributors, Pharmacy & Drug Stores, Others], By Region, Opportunities, and Forecast, 2016-2030F