The compounds are studied in cell culture and animal models, and any statement that moves from "studied in a model" to "helps with" a human condition is a claim the underlying evidence does not support
If you require a higher dose of vitamin B complex, injecting it directly into the bloodstream can be an effective way to increase the amount of this nutrient in your body B vitamins are a crucial type of water-soluble vitamin that your body doesn't store
Subcutaneous injection places the peptide in the fat layer just beneath the skin, where it absorbs gradually into systemic circulation
Similarly, certain foods or medications that interfere with B-vitamin absorption arent a concern since absorption isnt reliant on the gut here, but overall health habits matter
These are two different timelines
Retrieved 22 April 2022, from Vitamin B12