Tribeca Nutrition PLLC Owned and Operated by Rebecca Alcosser, RD, CEDS, CDN

Tribeca Nutrition PLLC is a group nutrition practice in NYC specializing in eating disorder recovery and performance nutrition for dancers and athletes. Founded and operated by Rebecca Alcosser, RD, CEDS, CDN, the practice brings together three registered dietitians (Rebecca, Christina Chagaris, RD, and Sarah Liao, MS, RD) who use evidence-based, weight-inclusive approaches rooted in intuitive eating and Health at Every Size philosophy. The team provides individualized nutrition counseling to support healing relationships with food, mental health, and performance optimization without restriction—drawing on extensive clinical experience in eating disorder treatment at multiple levels of care.