b12 deficiency injection Are Vitamin Shots Right for You? Do You Need a Prescription

The waiting time is long, several months

Free shipping If approved, your prescription will be fulfilled by one of our US-licensed, 503A certified pharmacy partners and rigorously inspected for quality before arriving at your doorstep in 5 days or less.* Continuous support Enjoy ongoing access to providers, easy refills, and direct updates from your prescriber, ensuring support throughout your journey

Plus, these same B vitamins play an important role in supporting immune function, helping your body stay resilient when stress, travel, or lack of sleep start to take a toll

Dr Jastreboff notes that mild to moderate gastrointestinal side effects are possible

While there's no upper limit to how much vitamin B12 you can take, there are general dosage recommendations