But, it can change based on how bad the deficiency is and what the patient needs
Older adults: B12 absorption can decline with age
Those following a vegan or strict vegetarian lifestyle are at greater risk of deficiency and may benefit from regular B12 supplementation or injections
The systematic review protocol was registered in the International Prospective Register of Systematic Reviews (PROSPERO), registration number: CRD42024554513 (Available from) ( 2.2 PICOs question The primary research question addressed in this review was: What is the effectiveness of sublingual/oral administration of Vitamin B12 alone or compared to other forms of administration (e.g., intramuscular injection)?
Client Reviews Power Up Your Health Rediscover lasting energy and vibrant living with specialized B12 injections at Guy Trengove-Jones MD, PC
Vitamin B12 is an important cofactor for many enzymatic reactions in mammals that are required for normal cell growth, reproduction, and function