Yes, shampoo is considered a core item within the definition of "toiletries." The term refers to any personal care product used for hygiene, grooming, or beautification. In a standard "toiletry bag" or travel kit, shampoo is usually listed alongside conditioner, soap, toothpaste, deodorant, and shaving cream. In the hospitality industry, shampoo is the most frequently provided "complimentary toiletry" in hotel rooms, often found in small bottles or wall-mounted dispensers. From a regulatory perspective, such as the TSA’s "3-1-1" liquids rule, shampoo is categorized as a liquid toiletry, meaning it must be in a container of 3.4 ounces or less to be carried in a handbag. Whether you are donated "essential toiletries" to a charity or checking the amenities of a luxury resort in 2026, shampoo remains a fundamental component of the category, reflecting its role as a basic necessity for personal cleanliness and daily grooming rituals regardless of the setting or the brand being used.