b12 cat injection FBN Vital Role of Cat B12

Traditional hair loss solutions come with side effects because they interfere with your body's hormonal systems

Last reviewed: May 31, 2026 Last updated: May 31, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations

Stick to a whole-foods-based diet with plenty of fresh vegetables, lean proteins, and B12-rich foods like eggs and dairy

Absent intrinsic factor is often associated with a condition called atrophic gastritis, a thinning of the lining of the stomach

B12 shots are beneficial for individuals whose bodies have difficulty absorbing the vitamin through oral supplements due to a lack of intrinsic factor

However, it is best to talk to your dietician or physician