B12 Vitamin Injections for Energy and Metabolism

B12 Vitamin Injections for Energy and Metabolism

B12 vitamin injection vial and abstract energy illustration for vitality and metabolism boost.
B12 nutrient infusion for metabolic health and weight loss in San Antonio.

Boost Energy with B12 Injections

This article was written and medically reviewed by Dr. Shiv Kumar Goel, MD, Mount Sinai-trained physician and member of the American Academy of Anti-Aging Medicine (A4M).

At Prime Vitality Care in San Antonio, B12 injection therapy is prescribed and administered under direct physician supervision. Dr. Shiv Kumar Goel customizes dosing based on individual serum lab testing and clinical evaluation. Combining IV therapy and nutrient injections with a functional medicine approach resolves fatigue, sluggish metabolism, and neurological brain fog at their biological root.


Dr. Shiv K. Goel, MD — Mount Sinai-trained physician and founder of Prime Vitality Care in

About Dr. Shiv Kumar Goel, MD

Dr. Shiv Kumar Goel, MD is a Mount Sinai-trained physician based in San Antonio, Texas, specializing in Internal, Functional, and Aesthetic Medicine. As the founder of Prime Vitality Care, he blends cutting-edge medical science with ancient holistic wisdom and AI-driven insights to help patients unlock their highest levels of health, performance, and vitality. Drawing on 25+ years of clinical experience and Mount Sinai training, Dr. Goel focuses on root-cause medicine, hormone and metabolic optimization, regenerative therapies, and advanced aesthetics to help patients look, feel, and function at their best at every age. Recognized as America’s Best Doctor and a Texas Top Physician, he is also an IFBB/NPC Men’s Physique champion who “walks the talk” by embodying the very principles of performance and longevity he teaches. Beyond the clinic, Dr. Goel is a thought leader and content creator, sharing insights on functional medicine, circadian biology, AI in healthcare, and consciousness-informed healing through his blogs, YouTube channel “Vitality Matrix with Dr G,” and platforms like Substack, Medium, KevinMD, and Texas Medicine. His mission is to empower every individual to feel seen, heard, and equipped with actionable tools to heal, thrive, and extend their healthspan—transforming traditional sick-care into a truly proactive model of total wellness and human potential.

September 24, 2026

5 min read

IV Therapy


Clinical Benefits of B12 Injections for Energy and Metabolism

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