Vitamin B12
Vitamin B12 is a water-soluble vitamin essential for red blood cell production, neurological function, and DNA synthesis. It is commonly assessed to investigate fatigue, neuropathy, cognitive issues, or megaloblastic anemia.
FAQ
Answers to your questions about lab testing and services.
Polly West, FNP-C
I’m Polly West, a board-certified Family Nurse Practitioner and the founder of Sonoran Skin Renewal. My passion is helping patients feel their absolute best by combining evidence-based medicine with a personalized, root-cause approach to health and wellness. My background includes advanced training in hormone optimization, functional and preventative medicine, medical weight management, and aesthetic medicine. I believe that optimal health is about much more than treating symptoms—it’s about understanding the whole person and addressing the underlying factors that influence how you feel every day. My approach to care is collaborative, compassionate, and individualized. I take the time to truly listen to your concerns, review your health history, and develop a treatment plan tailored to your unique goals. Whether we’re working to optimize hormones, improve metabolic health, support healthy aging, or enhance overall wellness, I believe every patient deserves care that is thoughtful, thorough, and based on the latest medical evidence. I am committed to ongoing education and regularly pursue advanced training so I can provide my patients with the most current, science-backed treatment options available. My goal is to empower you with knowledge, create realistic and sustainable health strategies, and serve as a trusted partner throughout your wellness journey. I look forward to helping you achieve lasting health, vitality, and confidence—because feeling your best isn’t just about adding years to your life, it’s about adding life to your years.
My websiteFocus areas
Men's Health
Metabolic Health
Endocrine / Hormonal Health
Women's Health
States of practice
Arizona