If you don't find a professional association of interest to you, contact a librarian for help locating one which addresses the professional area you desire.
Associations in fields of:
Cosmetology
Esthetics
Massage
Medical Spa/Cosmetic Surgery
Permanent Cosmetics
Regulation/Accreditation
Spa Business and Networking
Wellness
"...authority in the spa industry ... reaches wellness leaders and decision-makers with news, business advice, research, trends, and features on the world’s top spas."