What are the key ingredients in Powder? Erica Halliwell July 15, 2019 16:34 Updated Follow The main powdered materials are vegetal and mineral: Zea Mays (corn) starch, Tapioca starch, Kaolin (clay), and Silica. Related articles Does Powder contain Talc? Does Powder build up on hair? Who is Powder best for? What are the key ingredients in Hair Balm? What is Dressed Up? Comments 0 comments Please sign in to leave a comment.