Meet Our Experts
At Zen Principle, we collaborate with trusted health professionals who share our commitment to science-backed ingredients, ethical sourcing, and results you can feel. Our experts bring decades of combined experience in nutrition, medicine, fitness, and holistic wellness, contributing to our educational content and initiatives so you can make confident, informed decisions about your health.

Dr. Samuel Falkson, MD — Physician & Integrative Health Expert
Dr. Samuel Falkson is a physician trained at Harvard’s Massachusetts General Hospital, with a medical degree from Stanford University School of Medicine and a Bachelor’s degree from Brown University. He also serves as an Officer in the United States Navy Medical Corps.
He is the founder of BlissElla Physiologic Arts, a holistic health practice focused on enhancing vitality through biomarker-driven insights, personalized lifestyle strategies, and targeted nutritional support recommendations.
Dr. Falkson integrates the rigor of modern medicine with a whole-body, preventative philosophy helping patients unlock their optimal health through data-informed, individualized care.˟

Jeffrey Su — Functional Health & Fitness Coach
Jeffrey Su is a respected athlete and certified functional health and fitness coach with credentials from the American College of Sports Medicine (ACSM) and the American Fitness Professionals and Associates (AFPA). He is the founder of First Call Out Fitness, a high-performance coaching practice dedicated to transforming both the body and mind.
Jeffrey is known for his integrative approach to fitness, combining structured training, personalized nutrition, and purposeful supplementation to help clients achieve measurable, sustainable results.
With years of competitive bodybuilding experience and a deep commitment to the science of human performance, Jeffrey brings unmatched discipline and insight to helping others reach their full physical potential.

Cathy Missios - Registered Holistic Nutritionist
Cathy Missios is a Registered Holistic Nutritionist and founder of Pink Avocado Nutrition, where she helps women navigate midlife with confidence. She specializes in menopause support, hormone balance, and evidence-based supplementation, translating complex nutrition science into practical guidance. Cathy’s approach empowers women to make informed choices about their health, using targeted supplements and lifestyle strategies to feel their best.
“People don't decide their futures. They decide their habits, and their habits decide their future.”

Jessica Conley- Licensed Mental Health Counselor
Jessica Conley is a licensed mental health counselor dedicated to helping individuals unlock their mental clarity, focus, and overall cognitive well-being. She takes a collaborative, non-authoritative approach, guiding clients to discover and achieve their personal goals while cultivating resilience and mental agility. Jessica draws from evidence-based practices including Cognitive Behavioral Therapy (CBT), Strength-Based Strategies, Mindfulness Techniques, and Expressive Arts to support brain health and emotional balance.
She holds a Master of Arts in Clinical Mental Health Counseling and is formally trained in Individual Resilience Training (IRT) to help clients harness their strengths for success in work and life. Jessica is also certified in Mindfulness-Based Stress Reduction (MBSR), a practice that supports stress management, mental clarity, and focus, essential components of cognitive wellness.

