Regal Nails & Spa in Sioux City aims to help customers look and feel their best through healthy care. They prioritize using high-quality products for beautiful and healthy results. Many customers praise the friendly and sociable staff. One customer had a fantastic pedicure experience with Hong, who made the visit enjoyable. Phan received compliments for her patience and skill in doing nails, while Jane was lauded for her artistry in creating a skull design for a male customer. Dee is particularly appreciated for her expertise in pedicures, especially for those with ingrown toenails.