Hi there Tanaha,
Phil from the Shopify Support team here. I don't have specific company or expert I can point you to for Health and Beauty space marketing but I can point you towards our Shopify Marketing Experts. Just visit the link below:
Can do a bit of reasearching and seeing what clients in your field they might have helped. There's a search bar on the right where you can search for keywords as well as the costs involved.
Customer Success Guru