Graziela Ravacci, RD, PhD

Clinical Nutritionist and FMUSP Researcher · Instituto Assaly Medicina Personalizada

Metabolomic nutrition, microbiome interpretation, and chronic-disease prevention from an FMUSP PhD researcher

Metabolic HealthCancer Prevention & ScreeningGI & Gut HealthFunctional MedicinePortuguese
Graziela Ravacci, RD, PhD portrait

About

Graziela Ravacci, RD is a clinical nutritionist and FMUSP researcher specializing in metabolomic nutrition. She holds degrees in nutrition and physical education, postgraduate training in clinical nutrition applied to pathologies and aging, and a PhD in Oncology and Metabolomics from FM-USP. Her research at FMUSP's Gastroenterology Department focuses on nutrition, metabolism, intestinal microbiota, and cancer. At Instituto Assaly, that academic background translates into precision nutrition for chronic-disease prevention, longevity, weight, gastrointestinal health, and cancer-adjacent care.

What to Know

Signature approach

Ravacci reads genetic, metabolomic, and intestinal-microbiome data as inputs to nutrition planning. The clinical target is correcting metabolic pathways that can predispose chronic disease, including cancer, cardiovascular and neurological disease, obesity, and gastrointestinal problems. Diet, supplementation, and lifestyle are adjusted to the patient's measured biology rather than a standard functional-nutrition template.

What sets them apart

  • Active FMUSP research role. A PhD in Oncology and Metabolomics plus FMUSP Gastroenterology research makes her the most research-anchored nutrition profile on the Assaly team.
  • Cancer-nutrition credibility. BRASPEN cancer-nutrition guideline co-authorship connects her work to Brazilian clinical standards.
  • Metabolomics focus. Among the Assaly nutritionists, her center of gravity is metabolomics and chronic-disease prevention rather than sports, phytotherapy, or nutritional genomics alone.

Before You Book

  • Care type: Nutrition consults, microbiome and genetic-test interpretation, diet, and supplementation. Medical prescribing stays with physicians.
  • Visit format: In-person at Jardim Paulista.
  • Research split: FMUSP research and teaching run alongside private practice, so appointment availability may be narrower than a full-time clinic role.
  • Language: Portuguese is the working consultation language.

Expertise

Focus areas

Metabolic HealthCancer Prevention & ScreeningGI & Gut HealthFunctional Medicine

Patient types

General Adult LongevityMetabolic & Weight ManagementPost-Cancer PatientsAutoimmune Conditions

Credentials

Education

  • BSc Nutrition, Nutrition

    Universidade Estadual Paulista (UNESP)

  • BSc Physical Education, Physical Education

    Universidade Paulista (UNIP)

  • Pós-graduação, Clinical Nutrition Applied to Pathologies and Aging

    FAPES

  • PhD, Oncology and Metabolomics

    Faculdade de Medicina, Universidade de São Paulo (FM-USP)

Affiliations

Dietitian

São Paulo, SP

Thought Leadership

Notable Collaborators

  • Dan L. Waitzberg, MD, PhD · FMUSP nutrition / GANEP director — co-author on BRASPEN cancer nutrition guideline and multi-author reviews
  • Marcelo M. Rogero, PhD · USP nutrition researcher — co-author on Polyunsaturated Fatty Acids review
  • Raul Dias Santos, MD, PhD · InCor cardiology — co-author on Polyunsaturated Fatty Acids review

Other specialists at Instituto Assaly Medicina Personalizada

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