Ulta Beauty is the largest beauty retailer in the US, offering over 25,000 products from 500 brands, including exclusive lines like Kylie Cosmetics and Olaplex. The store also features a Salon that provides a range of hair, skin, makeup, and brow services. While some customers have had mixed experiences, with reports of overly attentive staff and quality control issues with the testers, others have praised the friendly and helpful staff, particularly the stylist Warda, who has received glowing reviews for her excellent customer service and quality of work.