Welcome! I’m Rachael Costello, a Registered Dietitian dedicated to helping you build a healthier, more confident relationship with food. Whether you’re looking to improve your overall nutrition, manage a health condition, or simply feel better day-to-day, I offer personalized, evidence-based guidance tailored to your unique needs and lifestyle. My approach is practical, supportive, and rooted in real life—no fads or quick fixes, just sustainable strategies that work for you. I’m here to help you make informed choices and feel empowered on your journey to better health.

I have extensive experience working in gastrointestinal disorders, food allergies, weight management, and performance nutrition for athletes.

  • Individual Nutrition Consultations
  • Team and Group Presentations and Packages: Fox Valley Nutrition Consulting provides comprehensive and interactive presentations for your team or group
  • Corporate wellness programs: Fox Valley Nutrition Consulting will develop and present nutrition programming to meet the needs of your business. This includes educational presentations, demonstrations, and one-on-one consultations. Presentations may be in-person or virtual for your convenience.

Meet Rachael

Rachael Costello is a registered dietitian nutritionist and owner of Fox Valley Nutrition Consulting in the Northwest Chicago suburbs. Her nutrition philosophy is that food is nourishing and can help promote optimal health. She specializes in gastrointestinal disorders and is trained in the use of the low FODMAP diet for IBS from Monash University.

Events

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A preview of upcoming speaking events, in person and virtual.