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Dr. Keyvan Farhad, ND, RD

Integrative Digestive Medicine

Specialized care for IBS, SIBO, bloating, constipation, GERD, and microbiome health  in Irvine, Orange County

Dr. Farhad works with patients who continue to experience digestive symptoms despite prior treatments and are seeking a more comprehensive approach. His care focuses on identifying underlying contributors to symptoms and developing individualized strategies to support long-term digestive health.

As a naturopathic doctor and registered dietitian, he brings a combined medical and nutritional perspective to care. His approach integrates natural medicine, microbiome-focused strategies, and targeted nutrition with conventional treatments when appropriate.

Areas of Focus

  • Small Intestinal Bacterial Overgrowth (SIBO), Intestinal Methanogen Overgrowth (IMO), Small Intestinal Fungal Overgrowth (SIFO)

  • Irritable Bowel Syndrome (IBS), including constipation-predominant (IBS-C) and diarrhea-predominant (IBS-D)

  • Gut dysbiosis and microbiome optimization

  • Persistent bloating and digestive discomfort

  • Chronic constipation and gastrointestinal motility issues

  • Gastroesophageal reflux disease (GERD) and acid reflux symptoms