For people trying to lose weight, especially those following a reduced-calorie plan, maintaining healthy B12 levels can be an important part of staying consistent, active, and motivated
It does this by promoting the repair and regeneration of muscle fibers that are damaged during exercise or physical exertion, helping you train harder and recover faster
Sometimes, we also test methylmalonic acid (MMA) or homocysteine levels to confirm a deficiency
If this happens I tend to bruise
Promote healthy brain, nerves and blood cells while supporting energy production with a great-tasting USDA organic, highly absorbable Liquid B12.*
Medically reviewed by Missy Zammichieli, DNP, APRN, FNP-BC Updated March 24, 2026 Book Consultation WHAT IS BPC-157