ShineOn is a company that creates personalized jewelry and accessories. Whether or not ShineOn is allowed on Etsy depends on the specific products being sold. Etsy has specific guidelines and policies that prohibit certain types of products or materials, so it's possible that some ShineOn products may not be allowed. However, many sellers on Etsy do sell personalized jewelry and accessories, so it's worth researching the specific policies and guidelines before listing any ShineOn products.