Dr. Josh McCarthy – Advisor, Wellness Strategy & Education
Josh is a specialist in stress reduction, energy production, and weight loss, with nearly 20 years of experience practicing chiropractic, functional, and regenerative medicine. As an advisor to the Zestal team, he helps shape wellness strategies and product messaging that deliver real, sustainable results. He’s passionate about helping people regain their energy, clarity, and confidence—naturally. When he’s not thinking about metabolism and mitochondria, you’ll find him hiking the Colorado mountains with his nine-year-old golden retriever, Bell