While theres no definite cutoff for when B12 starts to become unsafe, because people often ask, well somewhat arbitrarily say not to take more than 1,000 g per day over the long-term without guidance from a physician
This suggests that it might be more beneficial to check red blood cell folate instead of serum folate in people with Down syndrome
This injection should be administered by a healthcare professional
This duration of safety monitoring provides meaningful reassurance about sustained exposure effects that would not be apparent in brief trials
The National Institutes of Health points out that these factors can make it difficult to maintain healthy levels through diet alone, which is why its so important to be aware of your personal risk
Vitamin B12 injections help by directly delivering the nutrient into the bloodstream, bypassing absorption issues and quickly restoring optimal levels to improve energy, mood, and overall health