There isnt a tolerable upper intake level for vitamin B12, as its considered a vitamin with low levels of toxicity
When those intestinal tight junctions become damaged (or leaky), however, those toxic substances become absorbed into the bloodstream, causing the body to recognize them as foreign invaders
First, youll want to tap the top of the ampoule gently to make sure all the liquid settles in the bottom portion
Whether youve been diagnosed with low B12, follow a plant-based diet, or simply want to maintain optimal wellbeing, were here to help
Correcting a true B12 deficiency can improve energy and exercise capacity, which may indirectly help with diet and training
Lee has more than 10 years of professional experience in clinical pharmacy, academia, and research