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Mary Ann Butler, ARPN

Nurse Practitioner

Mary Ann Butler is a board-certified advanced practice registered nurse with a background in emergency medicine and pain management. She owns a practice that specializes in preventative and age-management medicine, focusing on bioidentical hormone replacement therapy, peptide therapy, supplement therapy, and aesthetics. Mary Ann holds certifications in Advanced Bioidentical Hormone Therapy with Worldlink Medical, Peptide Therapy A4M, and the International Peptide Society. She has been a member of the Seeds Scientific Research and Performance Institute since its founding and is now a Fellow with SSRP. In an ever-changing field, Mary Ann continues to seek education in order to stay at the forefront of functional medicine.

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Sarah Pettry, MS, RDN, LD

Registered Dietitian Nutritionist

Sarah is a licensed Registered Dietitian with expertise in nutrition, product innovation and recipe development. In her career, Sarah has worked cross-functionally to launch and scale a national home-delivery food brand and developed multiple nutrient supplementation programs.

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Heather Fehling, Ph.D.

Advisor

Dr. Heather Fehling is the Chief Scientific Officer of Clinical Reference Laboratory, Inc. (CRL), where she has been working since 2008.

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