Expertise
Integrative and functional nutrition, nutrition science communications, chronic disease management, gut health, and wellness promotionEducation
Merrimack CollegeHighlights
Registered dietitian nutritionist (RDN) with dual bachelor’s degrees and a master’s degree
Offering expert-level nutrition content, communications, and consulting services to leading media outlets and health-focused organizations
Founder of Dietitian Insights, a collaborative initiative dedicated to elevating dietitian entrepreneurs
Many people seek health and nutrition advice online. My mission is to ensure they find safe, accurate, and up-to-date information rather than sensationalized or outdated content. As a dietitian and writer, I am dedicated to empowering people to make well-informed health choices rooted in modern science.
— Kelsey Costa, MS, RDN
Experience
Kelsey Costa, MS, RDN, entered the field under a decade ago and quickly became a distinguished registered dietitian nutritionist. Recognized for her expertise, she's earned a reputation as a trusted authority in nutrition and wellness.
She began her nutrition career as an undergraduate research assistant with Framingham State University and Boston Children’s Hospital, where she contributed to the FB4 Weight Loss Diet Study. Next, after completing supervised dietetic practice and credentialing as a dietitian, she launched an online private practice, where she coached individuals on nutrition, healthy lifestyle changes, and chronic condition management.
In 2023, she rebranded as Nutrition Insights LLC, shifting from individual clients to broader health advocacy. Through nutrition communications, content creation, and consulting, she now serves several prominent health industry clients. Kelsey also founded Dietitian Insights, a collaborative initiative offering community, growth, and support to entrepreneurial dietitians. Together, they produce valuable resources for practitioners and the public while individually offering industry consulting, private nutrition counseling, and more.
Education
Kelsey Costa holds a bachelor of arts in English from Rhode Island College (2016) and a bachelor of science in food and nutrition with a specialization in dietetics from Framingham State University (2020). She completed a graduate fellowship and master of science in health and wellness management at Merrimack College in 2021 while performing 1,200 supervised practice hours through the Wellness Workdays Dietetic Internship. Kelsey is a registered dietitian nutritionist (RDN) credentialed by the Commission on Dietetic Registration and licensed in the state of Connecticut. She is also a master certified wellness coach (MCWC) through a training program at Catalyst Coaching Institute approved by the National Board for Health and Wellness Coaching (NBHWC).
