Arkansas State Barber Practice Exam

Styptic powder or liquid is commonly used to stop bleeding caused by minor cuts or hair grooming. The primary ingredient in styptic powder or liquid is alum, which is known for its antihemorrhagic properties. Zinc Oxide, Benzoyl Peroxide, and Salicylic Acid are not commonly found in styptic products and therefore incorrect answers. Zinc Oxide is typically found in sunscreens and other skincare products, Benzoyl Peroxide is typically found in acne creams, and Salicylic Acid is commonly used in wart and corn removers. Therefore, alum is the best answer as it is the most commonly found ingredient in styptic powder or liquid.