DR. SUMAIYA'S HEALTH LIBRARY
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Practical nutrition advice from Dr. Sumaiya Petiwala, physician & registered dietitian.
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Featured Clinical GuideFree “Why Is My Calorie Deficit Failing?” Gut & Food Structure Clinical Audit
Dr. Sumaiya Petiwala, RD, BUMS, CDE · Medical Doctor & Registered Clinical Dietitian · Clinical Patient Handout · Updated 20 October 2026