Kristen Alfonsi, RD - Dietitian Nutritionist

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    Nutrition & Dietitians

    Oak Park, IL

    Kristen Alfonsi is a board-certified Registered Dietitian Nutritionist with over 20 years of experience and a Master's degree in Food, Nutrition and Dietetics from Illinois State University. She specializes in women's health (particularly menopause), pediatric nutrition (including picky eaters and food allergies), weight loss, diabetes management, and gut health. Kristen uses a coaching partnership approach with modalities including motivational interviewing, meal planning, intuitive eating, and health at every size (HAES), and accepts most major insurance plans for both in-person and virtual consultations.

    Best for: Medical nutrition managementFamily & child nutritionEating disorder recovery

    Ideal for: Women navigating menopause or hormonal changes, parents of picky eaters or children with food allergies, adults managing weight loss or chronic conditions like diabetes and GERD, individuals seeking intuitive eating and HAES approaches

    Service area: Oak Park, Chicago, Illinois and surrounding areas; also serves clients virtually across multiple states including California, Texas, Florida, New York, and more

    What Sets Kristen Alfonsi, RD - Dietitian Nutritionist Apart

    20+ Years Experience: Board-certified RD with Master's degree in Food, Nutrition and Dietetics from Illinois State University, bringing deep expertise and evidence-based guidance.

    Women's Health Specialization: Special focus on helping women navigate menopause, perimenopause, pregnancy, postpartum recovery, and PCOS with personalized nutrition strategies.

    Pediatric & Picky Eater Expertise: Works with children on food allergies, sensitivities, and developing healthier relationships with food through a supportive, non-restrictive approach.

    Accepts insuranceWeight loss programsDiabetes managementPediatric nutritionEating disorder treatment
    Registered DietitianWomen's HealthPediatric NutritionWeight LossMenopause
    Google Rating
    5.0 ★ (38 reviews)
    Phone
    (617) 982-3658

    Location

    Address: 643 Ridgeland Ave, Oak Park, IL 60302

    Phone: (617) 982-3658

    Website: faynutrition.com

    Get directions →

    Last updated April 17, 2026

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